./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-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_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB --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 283b2978ab7cc2aad6d9ef5bd7f2056001c273cafa889d9023ed11b9be13f4c5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:40:02,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:02,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:02,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:02,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:02,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:02,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:02,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:02,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:02,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:02,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:02,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:02,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:02,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:02,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:02,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:02,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:02,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:02,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:02,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:02,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:02,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:02,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:02,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:02,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:02,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:02,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:02,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:02,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:02,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:02,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:02,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:02,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:02,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:02,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:02,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:02,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:02,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:02,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:02,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:02,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:02,917 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:40:02,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:02,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:02,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:02,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:02,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:02,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:02,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:02,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:02,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:02,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:02,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:02,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:02,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:02,986 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:02,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:02,986 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:02,987 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:02,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:02,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:02,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:02,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:02,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:02,988 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:02,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:02,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:02,989 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_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 283b2978ab7cc2aad6d9ef5bd7f2056001c273cafa889d9023ed11b9be13f4c5 [2022-10-17 16:40:03,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:03,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:03,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:03,330 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:03,331 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:03,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2022-10-17 16:40:03,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/data/b8372ab9a/b8821fa6739741718b9c2c32d7a5fc6a/FLAGceb013dd4 [2022-10-17 16:40:04,564 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:04,565 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2022-10-17 16:40:04,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/data/b8372ab9a/b8821fa6739741718b9c2c32d7a5fc6a/FLAGceb013dd4 [2022-10-17 16:40:04,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/data/b8372ab9a/b8821fa6739741718b9c2c32d7a5fc6a [2022-10-17 16:40:04,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:04,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:04,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:04,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:04,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:04,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:04" (1/1) ... [2022-10-17 16:40:04,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7966bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:04, skipping insertion in model container [2022-10-17 16:40:04,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:04" (1/1) ... [2022-10-17 16:40:04,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:05,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:07,969 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_a5691b45-ffb7-44c4-bec7-f5d30caee777/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2022-10-17 16:40:08,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:08,061 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:08,629 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_a5691b45-ffb7-44c4-bec7-f5d30caee777/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2022-10-17 16:40:08,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:08,819 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:08,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08 WrapperNode [2022-10-17 16:40:08,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:08,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:08,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:08,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:08,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,154 INFO L138 Inliner]: procedures = 336, calls = 1905, calls flagged for inlining = 163, calls inlined = 135, statements flattened = 4663 [2022-10-17 16:40:09,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:09,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:09,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:09,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:09,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,447 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:09,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:09,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:09,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:09,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:09,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:09,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:09,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:09,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5691b45-ffb7-44c4-bec7-f5d30caee777/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:40:09,604 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2022-10-17 16:40:09,605 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2022-10-17 16:40:09,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:40:09,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:40:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:40:09,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:40:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:40:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-10-17 16:40:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-10-17 16:40:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2022-10-17 16:40:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2022-10-17 16:40:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-10-17 16:40:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-10-17 16:40:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2022-10-17 16:40:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2022-10-17 16:40:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-17 16:40:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-17 16:40:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 16:40:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 16:40:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:40:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:40:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-10-17 16:40:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-10-17 16:40:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2022-10-17 16:40:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2022-10-17 16:40:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2022-10-17 16:40:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2022-10-17 16:40:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2022-10-17 16:40:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2022-10-17 16:40:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2022-10-17 16:40:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2022-10-17 16:40:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2022-10-17 16:40:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2022-10-17 16:40:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:40:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:40:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_make_txreqs [2022-10-17 16:40:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_make_txreqs [2022-10-17 16:40:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_destroy_queues [2022-10-17 16:40:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_destroy_queues [2022-10-17 16:40:09,613 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-10-17 16:40:09,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-10-17 16:40:09,613 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:40:09,613 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:40:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2022-10-17 16:40:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2022-10-17 16:40:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-10-17 16:40:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-10-17 16:40:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 16:40:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 16:40:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2022-10-17 16:40:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2022-10-17 16:40:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:40:09,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:40:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:40:09,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:40:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2022-10-17 16:40:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2022-10-17 16:40:09,617 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2022-10-17 16:40:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2022-10-17 16:40:09,618 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2022-10-17 16:40:09,618 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2022-10-17 16:40:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2022-10-17 16:40:09,619 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2022-10-17 16:40:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:40:09,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:40:09,620 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2022-10-17 16:40:09,620 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2022-10-17 16:40:09,620 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-17 16:40:09,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-17 16:40:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2022-10-17 16:40:09,622 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2022-10-17 16:40:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-10-17 16:40:09,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-10-17 16:40:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:40:09,623 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2022-10-17 16:40:09,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2022-10-17 16:40:09,623 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2022-10-17 16:40:09,623 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2022-10-17 16:40:09,623 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2022-10-17 16:40:09,623 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2022-10-17 16:40:09,624 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 16:40:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 16:40:09,624 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-10-17 16:40:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-10-17 16:40:09,625 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2022-10-17 16:40:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2022-10-17 16:40:09,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:40:09,625 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 16:40:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 16:40:09,625 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 16:40:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 16:40:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 16:40:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 16:40:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:40:09,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:40:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2022-10-17 16:40:09,627 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2022-10-17 16:40:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:40:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:40:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-10-17 16:40:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-10-17 16:40:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:40:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-17 16:40:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-17 16:40:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:40:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2022-10-17 16:40:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2022-10-17 16:40:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2022-10-17 16:40:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2022-10-17 16:40:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 16:40:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 16:40:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2022-10-17 16:40:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2022-10-17 16:40:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2022-10-17 16:40:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2022-10-17 16:40:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2022-10-17 16:40:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2022-10-17 16:40:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:40:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:40:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:40:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:40:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf [2022-10-17 16:40:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf [2022-10-17 16:40:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:40:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:40:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-10-17 16:40:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-10-17 16:40:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2022-10-17 16:40:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2022-10-17 16:40:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:40:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_make_one_txreq [2022-10-17 16:40:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_make_one_txreq [2022-10-17 16:40:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-17 16:40:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-17 16:40:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2022-10-17 16:40:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2022-10-17 16:40:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-10-17 16:40:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-10-17 16:40:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-17 16:40:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-17 16:40:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:40:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:40:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:40:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2022-10-17 16:40:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2022-10-17 16:40:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2022-10-17 16:40:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2022-10-17 16:40:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_free_netdev [2022-10-17 16:40:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_free_netdev [2022-10-17 16:40:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2022-10-17 16:40:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2022-10-17 16:40:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2022-10-17 16:40:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2022-10-17 16:40:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:40:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-10-17 16:40:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-10-17 16:40:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:40:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:40:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2022-10-17 16:40:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2022-10-17 16:40:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2022-10-17 16:40:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2022-10-17 16:40:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:40:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:40:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:40:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:40:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-10-17 16:40:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-10-17 16:40:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_init [2022-10-17 16:40:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_init [2022-10-17 16:40:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:40:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:40:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2022-10-17 16:40:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2022-10-17 16:40:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:40:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-10-17 16:40:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-10-17 16:40:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-10-17 16:40:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-10-17 16:40:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:40:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:40:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 16:40:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 16:40:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2022-10-17 16:40:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2022-10-17 16:40:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:40:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-10-17 16:40:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 16:40:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 16:40:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure get_phys_to_machine [2022-10-17 16:40:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure get_phys_to_machine [2022-10-17 16:40:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 16:40:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 16:40:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-10-17 16:40:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-10-17 16:40:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:40:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-10-17 16:40:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-10-17 16:40:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-10-17 16:40:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-10-17 16:40:09,649 INFO L130 BoogieDeclarations]: Found specification of procedure show_rxbuf [2022-10-17 16:40:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure show_rxbuf [2022-10-17 16:40:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-10-17 16:40:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-10-17 16:40:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 16:40:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 16:40:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2022-10-17 16:40:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2022-10-17 16:40:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-10-17 16:40:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-10-17 16:40:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2022-10-17 16:40:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2022-10-17 16:40:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-10-17 16:40:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-10-17 16:40:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2022-10-17 16:40:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2022-10-17 16:40:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2022-10-17 16:40:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2022-10-17 16:40:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2022-10-17 16:40:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2022-10-17 16:40:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:40:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:40:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:40:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:40:10,499 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:10,508 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:11,563 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:40:16,146 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:17,269 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:17,269 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:40:17,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:17 BoogieIcfgContainer [2022-10-17 16:40:17,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:17,277 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:17,277 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:17,290 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:17,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:17" (1/1) ... [2022-10-17 16:40:17,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1215 states and 1716 transitions. [2022-10-17 16:40:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1716 transitions. [2022-10-17 16:40:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-10-17 16:40:17,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:17,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1452 trivial. 0 not checked. [2022-10-17 16:40:24,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:40:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:24,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1220 states and 1788 transitions. [2022-10-17 16:40:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1788 transitions. [2022-10-17 16:40:24,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-10-17 16:40:24,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:24,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:25,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1454 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1454 trivial. 0 not checked. [2022-10-17 16:40:25,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:25,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1221 states and 1789 transitions. [2022-10-17 16:40:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1789 transitions. [2022-10-17 16:40:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-10-17 16:40:25,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:25,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:26,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1455 trivial. 0 not checked. [2022-10-17 16:40:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1222 states and 1790 transitions. [2022-10-17 16:40:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1790 transitions. [2022-10-17 16:40:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-10-17 16:40:26,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:26,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1454 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1452 trivial. 0 not checked. [2022-10-17 16:40:27,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1225 states and 1856 transitions. [2022-10-17 16:40:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1856 transitions. [2022-10-17 16:40:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-10-17 16:40:27,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:27,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1456 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1456 trivial. 0 not checked. [2022-10-17 16:40:27,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1226 states and 1857 transitions. [2022-10-17 16:40:27,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1857 transitions. [2022-10-17 16:40:27,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2022-10-17 16:40:27,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:27,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:28,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1452 trivial. 0 not checked. [2022-10-17 16:40:28,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1230 states and 1925 transitions. [2022-10-17 16:40:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1925 transitions. [2022-10-17 16:40:28,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-10-17 16:40:28,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:28,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1456 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1452 trivial. 0 not checked. [2022-10-17 16:40:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1235 states and 1985 transitions. [2022-10-17 16:40:29,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1985 transitions. [2022-10-17 16:40:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-10-17 16:40:29,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:29,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1457 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1452 trivial. 0 not checked. [2022-10-17 16:40:30,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:30,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1242 states and 2052 transitions. [2022-10-17 16:40:30,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2052 transitions. [2022-10-17 16:40:30,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-10-17 16:40:30,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:30,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1457 trivial. 0 not checked. [2022-10-17 16:40:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1245 states and 2058 transitions. [2022-10-17 16:40:31,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2058 transitions. [2022-10-17 16:40:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-10-17 16:40:31,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:31,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1459 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1454 trivial. 0 not checked. [2022-10-17 16:40:31,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:31,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1247 states and 2062 transitions. [2022-10-17 16:40:31,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2062 transitions. [2022-10-17 16:40:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-10-17 16:40:31,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:31,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1460 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1454 trivial. 0 not checked.