./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--vmxnet3--vmxnet3.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--vmxnet3--vmxnet3.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b81f62f2e9db244774f278a7ece36c47fd15c4db2cc7c419fcdcb30482c9a21a --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:44:45,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:44:45,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:44:45,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:44:45,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:44:45,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:44:45,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:44:45,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:44:45,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:44:45,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:44:45,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:44:45,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:44:45,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:44:45,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:44:45,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:44:45,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:44:45,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:44:45,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:44:45,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:44:45,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:44:45,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:44:45,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:44:45,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:44:45,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:44:45,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:44:45,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:44:45,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:44:45,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:44:45,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:44:45,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:44:45,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:44:45,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:44:45,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:44:45,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:44:45,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:44:45,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:44:45,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:44:45,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:44:45,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:44:45,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:44:45,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:44:45,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 21:44:45,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:44:45,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:44:45,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:44:46,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:44:46,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:44:46,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:44:46,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:44:46,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:44:46,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 21:44:46,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:44:46,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:44:46,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 21:44:46,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:44:46,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:44:46,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:44:46,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:44:46,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 21:44:46,003 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:44:46,004 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_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b81f62f2e9db244774f278a7ece36c47fd15c4db2cc7c419fcdcb30482c9a21a [2021-12-06 21:44:46,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:44:46,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:44:46,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:44:46,210 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:44:46,210 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:44:46,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--vmxnet3--vmxnet3.ko-entry_point.cil.out.i [2021-12-06 21:44:46,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/data/9d751fada/c9b426a04f8644e4a344e3e8613183a3/FLAG8222ce350 [2021-12-06 21:44:46,931 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:44:46,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--vmxnet3--vmxnet3.ko-entry_point.cil.out.i [2021-12-06 21:44:46,969 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/data/9d751fada/c9b426a04f8644e4a344e3e8613183a3/FLAG8222ce350 [2021-12-06 21:44:47,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/data/9d751fada/c9b426a04f8644e4a344e3e8613183a3 [2021-12-06 21:44:47,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:44:47,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:44:47,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:44:47,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:44:47,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:44:47,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:44:47" (1/1) ... [2021-12-06 21:44:47,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cfc203c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:47, skipping insertion in model container [2021-12-06 21:44:47,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:44:47" (1/1) ... [2021-12-06 21:44:47,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:44:47,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:44:50,065 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_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--vmxnet3--vmxnet3.ko-entry_point.cil.out.i[469953,469966] [2021-12-06 21:44:50,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:44:50,184 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:44:50,612 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_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--vmxnet3--vmxnet3.ko-entry_point.cil.out.i[469953,469966] [2021-12-06 21:44:50,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:44:50,812 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:44:50,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50 WrapperNode [2021-12-06 21:44:50,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:44:50,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:44:50,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:44:50,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:44:50,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:50,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,110 INFO L137 Inliner]: procedures = 477, calls = 3669, calls flagged for inlining = 234, calls inlined = 186, statements flattened = 7012 [2021-12-06 21:44:51,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:44:51,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:44:51,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:44:51,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:44:51,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:44:51,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:44:51,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:44:51,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:44:51,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (1/1) ... [2021-12-06 21:44:51,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:44:51,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:44:51,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 21:44:51,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9b7e8fa-ff59-4b7d-aa22-0d1624be7447/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 21:44:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_tq_stop [2021-12-06 21:44:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_tq_stop [2021-12-06 21:44:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_cmd_ring_desc_avail [2021-12-06 21:44:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_cmd_ring_desc_avail [2021-12-06 21:44:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_reset_dev [2021-12-06 21:44:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_reset_dev [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_resume [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_resume [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-06 21:44:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-06 21:44:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_rq_alloc_rx_buf [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_rq_alloc_rx_buf [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-06 21:44:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_get_sset_count [2021-12-06 21:44:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_get_sset_count [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-06 21:44:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 21:44:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 21:44:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-06 21:44:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_restore_vlan [2021-12-06 21:44:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_restore_vlan [2021-12-06 21:44:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_comp_ring_adv_next2proc [2021-12-06 21:44:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_comp_ring_adv_next2proc [2021-12-06 21:44:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 21:44:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 21:44:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2021-12-06 21:44:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2021-12-06 21:44:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 21:44:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 21:44:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-06 21:44:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-06 21:44:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 21:44:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 21:44:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 21:44:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_tq_destroy [2021-12-06 21:44:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_tq_destroy [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_unmap_tx_buf [2021-12-06 21:44:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_unmap_tx_buf [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 21:44:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 21:44:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 21:44:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-06 21:44:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2021-12-06 21:44:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-06 21:44:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-06 21:44:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-06 21:44:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_rq_destroy [2021-12-06 21:44:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_rq_destroy [2021-12-06 21:44:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-06 21:44:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-06 21:44:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_rq_create [2021-12-06 21:44:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_rq_create [2021-12-06 21:44:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-06 21:44:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-06 21:44:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-06 21:44:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-06 21:44:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_enable_intr [2021-12-06 21:44:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_enable_intr [2021-12-06 21:44:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 21:44:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-06 21:44:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_free_irqs [2021-12-06 21:44:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_free_irqs [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 21:44:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-06 21:44:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_check_link [2021-12-06 21:44:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_check_link [2021-12-06 21:44:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-06 21:44:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-06 21:44:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_cmd_ring_adv_next2fill [2021-12-06 21:44:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_cmd_ring_adv_next2fill [2021-12-06 21:44:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-06 21:44:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-06 21:44:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 21:44:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 21:44:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_free_intr_resources [2021-12-06 21:44:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_free_intr_resources [2021-12-06 21:44:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_tq_destroy_all [2021-12-06 21:44:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_tq_destroy_all [2021-12-06 21:44:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:44:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 21:44:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_adjust_rx_ring_size [2021-12-06 21:44:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_adjust_rx_ring_size [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 21:44:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 21:44:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-06 21:44:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-06 21:44:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-06 21:44:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 21:44:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 21:44:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_quiesce_dev [2021-12-06 21:44:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_quiesce_dev [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 21:44:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_cmd_ring_adv_next2comp [2021-12-06 21:44:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_cmd_ring_adv_next2comp [2021-12-06 21:44:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_rq_cleanup_all [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_rq_cleanup_all [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_tq_cleanup_all [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_tq_cleanup_all [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 21:44:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 21:44:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-06 21:44:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-06 21:44:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 21:44:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-06 21:44:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-06 21:44:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-06 21:44:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-06 21:44:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_disable_intr [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_disable_intr [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_process_events [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_process_events [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_intr [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_intr [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_rq_destroy_all [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_rq_destroy_all [2021-12-06 21:44:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-06 21:44:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-12-06 21:44:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 21:44:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2021-12-06 21:44:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_free_pci_resources [2021-12-06 21:44:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_free_pci_resources [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 21:44:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_disable_all_intrs [2021-12-06 21:44:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_disable_all_intrs [2021-12-06 21:44:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_tq_tx_complete [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_tq_tx_complete [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-06 21:44:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_enable_all_intrs [2021-12-06 21:44:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_enable_all_intrs [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_5 [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_5 [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-06 21:44:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_create_queues [2021-12-06 21:44:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_create_queues [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_reset_work [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_reset_work [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_force_close [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_force_close [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_alloc_intr_resources [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_alloc_intr_resources [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_activate_dev [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_activate_dev [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_write_mac_addr [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_write_mac_addr [2021-12-06 21:44:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-06 21:44:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix_range [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix_range [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_msix_rx [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_msix_rx [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-06 21:44:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-06 21:44:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-06 21:44:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 21:44:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_get_regs_len [2021-12-06 21:44:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_get_regs_len [2021-12-06 21:44:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-06 21:44:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-06 21:44:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure vmxnet3_suspend [2021-12-06 21:44:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure vmxnet3_suspend [2021-12-06 21:44:52,013 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:44:52,017 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:44:52,176 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 21:59:33,973 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 21:59:33,991 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 21:59:33,991 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 21:59:33,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:59:33 BoogieIcfgContainer [2021-12-06 21:59:33,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 21:59:33,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 21:59:33,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 21:59:33,999 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 21:59:33,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 09:44:47" (1/3) ... [2021-12-06 21:59:33,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49984875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:59:33, skipping insertion in model container [2021-12-06 21:59:33,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:44:50" (2/3) ... [2021-12-06 21:59:34,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49984875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:59:33, skipping insertion in model container [2021-12-06 21:59:34,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:59:33" (3/3) ... [2021-12-06 21:59:34,001 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--vmxnet3--vmxnet3.ko-entry_point.cil.out.i [2021-12-06 21:59:34,004 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 21:59:34,004 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 21:59:34,056 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 21:59:34,063 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 21:59:34,063 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 21:59:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 2295 states, 1687 states have (on average 1.3491404860699467) internal successors, (2276), 1729 states have internal predecessors, (2276), 483 states have call successors, (483), 124 states have call predecessors, (483), 123 states have return successors, (467), 466 states have call predecessors, (467), 467 states have call successors, (467) [2021-12-06 21:59:34,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-12-06 21:59:34,131 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:59:34,132 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:59:34,132 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:59:34,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:59:34,136 INFO L85 PathProgramCache]: Analyzing trace with hash 2125738141, now seen corresponding path program 1 times [2021-12-06 21:59:34,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:59:34,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822960611] [2021-12-06 21:59:34,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:59:34,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:59:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:59:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:59:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:59:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 21:59:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 21:59:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:59:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 21:59:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:59:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 21:59:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:59:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:59:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 21:59:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:59:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 21:59:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:59:35,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-06 21:59:35,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:59:35,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822960611] [2021-12-06 21:59:35,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822960611] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:59:35,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:59:35,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 21:59:35,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708584584] [2021-12-06 21:59:35,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:59:35,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:59:35,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:59:35,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:59:35,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:59:35,688 INFO L87 Difference]: Start difference. First operand has 2295 states, 1687 states have (on average 1.3491404860699467) internal successors, (2276), 1729 states have internal predecessors, (2276), 483 states have call successors, (483), 124 states have call predecessors, (483), 123 states have return successors, (467), 466 states have call predecessors, (467), 467 states have call successors, (467) Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 2 states have internal predecessors, (78), 2 states have call successors, (20), 6 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 21:59:37,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:59:40,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:59:42,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:59:45,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []