./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/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 c2d7f6c194f04de54ba5a893678a720456a663ad567a49e51faf84a68b16d812 --- 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 16:39:31,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:31,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:31,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:31,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:31,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:32,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:32,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:32,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:32,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:32,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:32,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:32,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:32,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:32,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:32,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:32,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:32,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:32,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:32,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:32,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:32,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:32,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:32,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:32,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:32,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:32,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:32,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:32,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:32,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:32,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:32,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:32,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:32,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:32,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:32,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:32,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:32,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:32,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:32,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:32,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:32,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:39:32,083 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:32,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:32,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:32,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:32,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:32,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:32,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:32,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:32,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:32,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:32,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:32,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:32,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:32,091 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:32,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:32,091 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:32,091 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:32,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:32,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:32,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:32,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:32,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:32,093 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:32,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:32,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:32,094 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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2d7f6c194f04de54ba5a893678a720456a663ad567a49e51faf84a68b16d812 [2022-10-17 16:39:32,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:32,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:32,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:32,392 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:32,393 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:32,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2022-10-17 16:39:32,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/data/84a963498/9cb1359e129c403697b57d60b91bedae/FLAG7c84d0557 [2022-10-17 16:39:33,395 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:33,396 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2022-10-17 16:39:33,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/data/84a963498/9cb1359e129c403697b57d60b91bedae/FLAG7c84d0557 [2022-10-17 16:39:33,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/data/84a963498/9cb1359e129c403697b57d60b91bedae [2022-10-17 16:39:33,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:33,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:33,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:33,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:33,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:33,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:33" (1/1) ... [2022-10-17 16:39:33,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc32439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:33, skipping insertion in model container [2022-10-17 16:39:33,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:33" (1/1) ... [2022-10-17 16:39:33,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:34,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:38,129 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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[415292,415305] [2022-10-17 16:39:38,132 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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[415437,415450] [2022-10-17 16:39:38,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:38,210 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:38,660 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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[415292,415305] [2022-10-17 16:39:38,660 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_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[415437,415450] [2022-10-17 16:39:38,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:38,977 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:38,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38 WrapperNode [2022-10-17 16:39:38,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:38,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:38,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:38,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:38,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,329 INFO L138 Inliner]: procedures = 562, calls = 2384, calls flagged for inlining = 265, calls inlined = 187, statements flattened = 4548 [2022-10-17 16:39:39,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:39,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:39,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:39,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:39,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,569 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:39,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:39,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:39,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:39,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:38" (1/1) ... [2022-10-17 16:39:39,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:39,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:39,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:39,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e42c20f3-4b5c-445b-a361-c9b29a5c9f5b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2022-10-17 16:39:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2022-10-17 16:39:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:39:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:39:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-10-17 16:39:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-10-17 16:39:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-10-17 16:39:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-10-17 16:39:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:39:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:39:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rx_lock_of_netfront_info [2022-10-17 16:39:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rx_lock_of_netfront_info [2022-10-17 16:39:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2022-10-17 16:39:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2022-10-17 16:39:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-10-17 16:39:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-10-17 16:39:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_interrupt [2022-10-17 16:39:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_interrupt [2022-10-17 16:39:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:39:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:39:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2022-10-17 16:39:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2022-10-17 16:39:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-10-17 16:39:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-10-17 16:39:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2022-10-17 16:39:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2022-10-17 16:39:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2022-10-17 16:39:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2022-10-17 16:39:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2022-10-17 16:39:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2022-10-17 16:39:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:39:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:39:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2022-10-17 16:39:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2022-10-17 16:39:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2022-10-17 16:39:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2022-10-17 16:39:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 16:39:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 16:39:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 16:39:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 16:39:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:39:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:39:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2022-10-17 16:39:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2022-10-17 16:39:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-10-17 16:39:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-10-17 16:39:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2022-10-17 16:39:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2022-10-17 16:39:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2022-10-17 16:39:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2022-10-17 16:39:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 16:39:39,742 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 16:39:39,742 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2022-10-17 16:39:39,742 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2022-10-17 16:39:39,742 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-10-17 16:39:39,743 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-10-17 16:39:39,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-17 16:39:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-17 16:39:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:39:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:39:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:39:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 16:39:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 16:39:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 16:39:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 16:39:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 16:39:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 16:39:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_124 [2022-10-17 16:39:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_124 [2022-10-17 16:39:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 16:39:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 16:39:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:39:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:39:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2022-10-17 16:39:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2022-10-17 16:39:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2022-10-17 16:39:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2022-10-17 16:39:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-10-17 16:39:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-10-17 16:39:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 16:39:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 16:39:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:39:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:39:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:39:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 16:39:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 16:39:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 16:39:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 16:39:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2022-10-17 16:39:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2022-10-17 16:39:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 16:39:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 16:39:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 16:39:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 16:39:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 16:39:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 16:39:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 16:39:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 16:39:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2022-10-17 16:39:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2022-10-17 16:39:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_netif_exit_20_2 [2022-10-17 16:39:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_netif_exit_20_2 [2022-10-17 16:39:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:39:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:39:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:39:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:39:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2022-10-17 16:39:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2022-10-17 16:39:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-10-17 16:39:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-10-17 16:39:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2022-10-17 16:39:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2022-10-17 16:39:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-17 16:39:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-17 16:39:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 16:39:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 16:39:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2022-10-17 16:39:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2022-10-17 16:39:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:39:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:39:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 16:39:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 16:39:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-10-17 16:39:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-10-17 16:39:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2022-10-17 16:39:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2022-10-17 16:39:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-17 16:39:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-17 16:39:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2022-10-17 16:39:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2022-10-17 16:39:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2022-10-17 16:39:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2022-10-17 16:39:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_netfront_info [2022-10-17 16:39:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_netfront_info [2022-10-17 16:39:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:39:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-10-17 16:39:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-10-17 16:39:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_min [2022-10-17 16:39:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_min [2022-10-17 16:39:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2022-10-17 16:39:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2022-10-17 16:39:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:39:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 16:39:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 16:39:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2022-10-17 16:39:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2022-10-17 16:39:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2022-10-17 16:39:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2022-10-17 16:39:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 16:39:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 16:39:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 16:39:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 16:39:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-10-17 16:39:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-10-17 16:39:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2022-10-17 16:39:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2022-10-17 16:39:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-17 16:39:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-17 16:39:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2022-10-17 16:39:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2022-10-17 16:39:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2022-10-17 16:39:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2022-10-17 16:39:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2022-10-17 16:39:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2022-10-17 16:39:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2022-10-17 16:39:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2022-10-17 16:39:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 16:39:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 16:39:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 16:39:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 16:39:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-10-17 16:39:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-10-17 16:39:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2022-10-17 16:39:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2022-10-17 16:39:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:39:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:39:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:39:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:39:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2022-10-17 16:39:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2022-10-17 16:39:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:39:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:39:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 16:39:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 16:39:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rx_interrupt [2022-10-17 16:39:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rx_interrupt [2022-10-17 16:39:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2022-10-17 16:39:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2022-10-17 16:39:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 16:39:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 16:39:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-10-17 16:39:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-10-17 16:39:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2022-10-17 16:39:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2022-10-17 16:39:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_max [2022-10-17 16:39:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_max [2022-10-17 16:39:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 16:39:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 16:39:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-10-17 16:39:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-10-17 16:39:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 16:39:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 16:39:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_interrupt [2022-10-17 16:39:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_interrupt [2022-10-17 16:39:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_123 [2022-10-17 16:39:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_123 [2022-10-17 16:39:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:39,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 16:39:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 16:39:39,786 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-17 16:39:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-17 16:39:39,786 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-10-17 16:39:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-10-17 16:39:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2022-10-17 16:39:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2022-10-17 16:39:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2022-10-17 16:39:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2022-10-17 16:39:40,672 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:40,677 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:40,893 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:40:07,755 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 16:40:07,995 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:09,008 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:09,008 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:40:09,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:09 BoogieIcfgContainer [2022-10-17 16:40:09,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:09,016 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:09,016 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:09,028 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:09,028 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:09" (1/1) ... [2022-10-17 16:40:09,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:09,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1247 states and 1764 transitions. [2022-10-17 16:40:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1764 transitions. [2022-10-17 16:40:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-10-17 16:40:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat