./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/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 4c7dacdb83136a121d00fa327d1c2830046f2fd343e670a23a7fced247adecf0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:35:32,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:35:32,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:35:32,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:35:32,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:35:32,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:35:32,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:35:32,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:35:32,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:35:32,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:35:32,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:35:32,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:35:32,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:35:32,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:35:32,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:35:32,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:35:32,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:35:32,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:35:32,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:35:32,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:35:32,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:35:32,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:35:32,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:35:32,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:35:32,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:35:32,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:35:32,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:35:32,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:35:32,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:35:32,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:35:32,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:35:32,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:35:32,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:35:32,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:35:32,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:35:32,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:35:32,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:35:32,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:35:32,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:35:32,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:35:32,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:35:32,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 01:35:32,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:35:32,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:35:32,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:35:32,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:35:32,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:35:32,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:35:32,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:35:32,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:35:32,176 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:35:32,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:35:32,177 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:35:32,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:35:32,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:35:32,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:35:32,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:35:32,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:35:32,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:35:32,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:35:32,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:35:32,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:35:32,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:35:32,179 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:35:32,179 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:35:32,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:35:32,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:35:32,179 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c7dacdb83136a121d00fa327d1c2830046f2fd343e670a23a7fced247adecf0 [2021-12-07 01:35:32,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:35:32,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:35:32,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:35:32,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:35:32,389 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:35:32,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-12-07 01:35:32,440 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/data/3a92de4eb/eb32aa777106440e8022a0a55ff86834/FLAG05d9e82c5 [2021-12-07 01:35:33,150 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:35:33,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-12-07 01:35:33,200 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/data/3a92de4eb/eb32aa777106440e8022a0a55ff86834/FLAG05d9e82c5 [2021-12-07 01:35:33,471 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/data/3a92de4eb/eb32aa777106440e8022a0a55ff86834 [2021-12-07 01:35:33,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:35:33,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:35:33,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:35:33,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:35:33,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:35:33,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff61b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33, skipping insertion in model container [2021-12-07 01:35:33,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:35:33,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:35:37,611 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[525646,525659] [2021-12-07 01:35:37,613 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[525812,525825] [2021-12-07 01:35:37,614 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[525976,525989] [2021-12-07 01:35:37,614 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[526141,526154] [2021-12-07 01:35:37,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:35:37,708 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:35:38,229 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[525646,525659] [2021-12-07 01:35:38,229 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[525812,525825] [2021-12-07 01:35:38,230 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[525976,525989] [2021-12-07 01:35:38,230 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_f2b2529a-cbe9-4047-b2ea-719de5b4f690/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i[526141,526154] [2021-12-07 01:35:38,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:35:38,516 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:35:38,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38 WrapperNode [2021-12-07 01:35:38,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:35:38,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:35:38,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:35:38,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:35:38,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:38,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:38,840 INFO L137 Inliner]: procedures = 667, calls = 4931, calls flagged for inlining = 350, calls inlined = 343, statements flattened = 12869 [2021-12-07 01:35:38,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:35:38,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:35:38,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:35:38,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:35:38,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:38,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:38,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:38,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:39,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:39,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:39,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:39,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:35:39,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:35:39,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:35:39,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:35:39,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (1/1) ... [2021-12-07 01:35:39,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:35:39,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:35:39,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:35:39,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b2529a-cbe9-4047-b2ea-719de5b4f690/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:35:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2021-12-07 01:35:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2021-12-07 01:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-07 01:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-07 01:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2021-12-07 01:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2021-12-07 01:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2021-12-07 01:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2021-12-07 01:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-07 01:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-07 01:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-07 01:35:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-07 01:35:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-07 01:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-07 01:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2021-12-07 01:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2021-12-07 01:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2021-12-07 01:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2021-12-07 01:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2021-12-07 01:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2021-12-07 01:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2021-12-07 01:35:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2021-12-07 01:35:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 01:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 01:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2021-12-07 01:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2021-12-07 01:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-07 01:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-07 01:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2021-12-07 01:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2021-12-07 01:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2021-12-07 01:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2021-12-07 01:35:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2021-12-07 01:35:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2021-12-07 01:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2021-12-07 01:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2021-12-07 01:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2021-12-07 01:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2021-12-07 01:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2021-12-07 01:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2021-12-07 01:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2021-12-07 01:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2021-12-07 01:35:39,354 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-07 01:35:39,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-07 01:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2021-12-07 01:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2021-12-07 01:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2021-12-07 01:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2021-12-07 01:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-07 01:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-07 01:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-07 01:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-07 01:35:39,355 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2021-12-07 01:35:39,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2021-12-07 01:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-07 01:35:39,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-07 01:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2021-12-07 01:35:39,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2021-12-07 01:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 01:35:39,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 01:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2021-12-07 01:35:39,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2021-12-07 01:35:39,356 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2021-12-07 01:35:39,356 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2021-12-07 01:35:39,357 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-07 01:35:39,357 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2021-12-07 01:35:39,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2021-12-07 01:35:39,357 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2021-12-07 01:35:39,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2021-12-07 01:35:39,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-07 01:35:39,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-07 01:35:39,358 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-07 01:35:39,358 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-07 01:35:39,358 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-07 01:35:39,358 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-07 01:35:39,358 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-07 01:35:39,358 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-07 01:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-07 01:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-07 01:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-12-07 01:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-12-07 01:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-07 01:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-07 01:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-07 01:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-12-07 01:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-07 01:35:39,359 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-07 01:35:39,359 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2021-12-07 01:35:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-07 01:35:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2021-12-07 01:35:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2021-12-07 01:35:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2021-12-07 01:35:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2021-12-07 01:35:39,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2021-12-07 01:35:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2021-12-07 01:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2021-12-07 01:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-07 01:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-07 01:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-07 01:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-07 01:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-12-07 01:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-12-07 01:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2021-12-07 01:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2021-12-07 01:35:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-07 01:35:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-07 01:35:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2021-12-07 01:35:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2021-12-07 01:35:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-07 01:35:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2021-12-07 01:35:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-07 01:35:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-07 01:35:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-07 01:35:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2021-12-07 01:35:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-07 01:35:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 01:35:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2021-12-07 01:35:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2021-12-07 01:35:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-07 01:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-07 01:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2021-12-07 01:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 01:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-07 01:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-07 01:35:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-07 01:35:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2021-12-07 01:35:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2021-12-07 01:35:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-07 01:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2021-12-07 01:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2021-12-07 01:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-07 01:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-07 01:35:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-07 01:35:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-07 01:35:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-07 01:35:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2021-12-07 01:35:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:35:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-07 01:35:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-07 01:35:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:35:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:35:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2021-12-07 01:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2021-12-07 01:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2021-12-07 01:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-07 01:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2021-12-07 01:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-07 01:35:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2021-12-07 01:35:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-07 01:35:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2021-12-07 01:35:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-07 01:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2021-12-07 01:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 01:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2021-12-07 01:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-07 01:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2021-12-07 01:35:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2021-12-07 01:35:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2021-12-07 01:35:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2021-12-07 01:35:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2021-12-07 01:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2021-12-07 01:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 01:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2021-12-07 01:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 01:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 01:35:39,373 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-07 01:35:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2021-12-07 01:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2021-12-07 01:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-07 01:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-07 01:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-07 01:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-07 01:35:39,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-07 01:35:39,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2021-12-07 01:35:39,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2021-12-07 01:35:39,375 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-07 01:35:39,376 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-07 01:35:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 01:35:39,377 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2021-12-07 01:35:39,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2021-12-07 01:35:39,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-07 01:35:39,377 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2021-12-07 01:35:39,377 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2021-12-07 01:35:39,377 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2021-12-07 01:35:39,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2021-12-07 01:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-07 01:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2021-12-07 01:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-07 01:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2021-12-07 01:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-07 01:35:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-07 01:35:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-07 01:35:39,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-07 01:35:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2021-12-07 01:35:39,380 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2021-12-07 01:35:39,380 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2021-12-07 01:35:39,381 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2021-12-07 01:35:39,381 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2021-12-07 01:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2021-12-07 01:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2021-12-07 01:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-07 01:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-07 01:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2021-12-07 01:35:39,382 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-07 01:35:39,382 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2021-12-07 01:35:39,383 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2021-12-07 01:35:39,383 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-07 01:35:39,384 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2021-12-07 01:35:39,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2021-12-07 01:35:39,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2021-12-07 01:35:39,385 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2021-12-07 01:35:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2021-12-07 01:35:39,386 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-07 01:35:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:35:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-12-07 01:35:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2021-12-07 01:35:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2021-12-07 01:35:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2021-12-07 01:35:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2021-12-07 01:35:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2021-12-07 01:35:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2021-12-07 01:35:40,203 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:35:40,207 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:35:40,542 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 01:47:30,399 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-07 01:47:30,525 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:47:30,550 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:47:30,550 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-07 01:47:30,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:47:30 BoogieIcfgContainer [2021-12-07 01:47:30,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:47:30,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:47:30,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:47:30,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:47:30,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:35:33" (1/3) ... [2021-12-07 01:47:30,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ff69f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:47:30, skipping insertion in model container [2021-12-07 01:47:30,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:38" (2/3) ... [2021-12-07 01:47:30,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ff69f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:47:30, skipping insertion in model container [2021-12-07 01:47:30,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:47:30" (3/3) ... [2021-12-07 01:47:30,560 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-12-07 01:47:30,564 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:47:30,564 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:47:30,616 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:47:30,621 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 [2021-12-07 01:47:30,622 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:47:30,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 4309 states, 3031 states have (on average 1.2876938304190035) internal successors, (3903), 3075 states have internal predecessors, (3903), 1044 states have call successors, (1044), 234 states have call predecessors, (1044), 233 states have return successors, (1039), 1027 states have call predecessors, (1039), 1039 states have call successors, (1039) [2021-12-07 01:47:30,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-12-07 01:47:30,710 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:30,711 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 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] [2021-12-07 01:47:30,711 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:47:30,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:30,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1293621232, now seen corresponding path program 1 times [2021-12-07 01:47:30,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:30,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417228492] [2021-12-07 01:47:30,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:30,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:47:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:47:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:47:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:47:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:47:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:47:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:47:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:47:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:47:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:47:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:47:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:47:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:47:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:47:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:47:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:47:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 01:47:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:32,415 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-12-07 01:47:32,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:32,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417228492] [2021-12-07 01:47:32,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417228492] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:32,417 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:32,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:47:32,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228927609] [2021-12-07 01:47:32,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:32,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:47:32,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:32,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:47:32,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:47:32,463 INFO L87 Difference]: Start difference. First operand has 4309 states, 3031 states have (on average 1.2876938304190035) internal successors, (3903), 3075 states have internal predecessors, (3903), 1044 states have call successors, (1044), 234 states have call predecessors, (1044), 233 states have return successors, (1039), 1027 states have call predecessors, (1039), 1039 states have call successors, (1039) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-07 01:47:34,614 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:47:36,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:47:59,801 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:04,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:48:04,559 INFO L93 Difference]: Finished difference Result 13075 states and 18472 transitions. [2021-12-07 01:48:04,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:48:04,561 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 189 [2021-12-07 01:48:04,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:48:04,639 INFO L225 Difference]: With dead ends: 13075 [2021-12-07 01:48:04,639 INFO L226 Difference]: Without dead ends: 8789 [2021-12-07 01:48:04,675 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:48:04,677 INFO L933 BasicCegarLoop]: 6228 mSDtfsCounter, 7909 mSDsluCounter, 6644 mSDsCounter, 0 mSdLazyCounter, 3897 mSolverCounterSat, 3274 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8818 SdHoareTripleChecker+Valid, 12872 SdHoareTripleChecker+Invalid, 7174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3274 IncrementalHoareTripleChecker+Valid, 3897 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:48:04,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8818 Valid, 12872 Invalid, 7174 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3274 Valid, 3897 Invalid, 3 Unknown, 0 Unchecked, 31.2s Time] [2021-12-07 01:48:04,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8789 states. [2021-12-07 01:48:05,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8789 to 8426. [2021-12-07 01:48:05,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8426 states, 5926 states have (on average 1.279615254809315) internal successors, (7583), 6014 states have internal predecessors, (7583), 2036 states have call successors, (2036), 464 states have call predecessors, (2036), 463 states have return successors, (2035), 2009 states have call predecessors, (2035), 2033 states have call successors, (2035) [2021-12-07 01:48:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8426 states to 8426 states and 11654 transitions. [2021-12-07 01:48:05,094 INFO L78 Accepts]: Start accepts. Automaton has 8426 states and 11654 transitions. Word has length 189 [2021-12-07 01:48:05,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:48:05,096 INFO L470 AbstractCegarLoop]: Abstraction has 8426 states and 11654 transitions. [2021-12-07 01:48:05,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-12-07 01:48:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 8426 states and 11654 transitions. [2021-12-07 01:48:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-07 01:48:05,110 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:48:05,111 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 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] [2021-12-07 01:48:05,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:48:05,111 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:48:05,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:48:05,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1840702464, now seen corresponding path program 1 times [2021-12-07 01:48:05,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:48:05,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919498726] [2021-12-07 01:48:05,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:05,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:48:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:48:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:48:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:48:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:48:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:48:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:05,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:48:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:48:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:48:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:48:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:48:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:48:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:48:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:48:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:48:06,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:48:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 01:48:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-07 01:48:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-07 01:48:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 01:48:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-07 01:48:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-07 01:48:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-07 01:48:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2021-12-07 01:48:06,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:48:06,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919498726] [2021-12-07 01:48:06,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919498726] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:48:06,249 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:48:06,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:48:06,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66027615] [2021-12-07 01:48:06,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:48:06,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:48:06,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:48:06,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:48:06,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:48:06,252 INFO L87 Difference]: Start difference. First operand 8426 states and 11654 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 01:48:08,397 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:10,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:21,391 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:28,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:40,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:45,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:48:45,363 INFO L93 Difference]: Finished difference Result 17380 states and 24176 transitions. [2021-12-07 01:48:45,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:48:45,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 241 [2021-12-07 01:48:45,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:48:45,458 INFO L225 Difference]: With dead ends: 17380 [2021-12-07 01:48:45,458 INFO L226 Difference]: Without dead ends: 13132 [2021-12-07 01:48:45,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:48:45,479 INFO L933 BasicCegarLoop]: 10901 mSDtfsCounter, 6305 mSDsluCounter, 8745 mSDsCounter, 0 mSdLazyCounter, 4115 mSolverCounterSat, 2244 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7211 SdHoareTripleChecker+Valid, 19646 SdHoareTripleChecker+Invalid, 6364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2244 IncrementalHoareTripleChecker+Valid, 4115 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:48:45,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7211 Valid, 19646 Invalid, 6364 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2244 Valid, 4115 Invalid, 5 Unknown, 0 Unchecked, 38.3s Time] [2021-12-07 01:48:45,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13132 states. [2021-12-07 01:48:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13132 to 12580. [2021-12-07 01:48:45,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 8852 states have (on average 1.280162675101672) internal successors, (11332), 8983 states have internal predecessors, (11332), 3033 states have call successors, (3033), 695 states have call predecessors, (3033), 694 states have return successors, (3034), 2994 states have call predecessors, (3034), 3030 states have call successors, (3034) [2021-12-07 01:48:45,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 17399 transitions. [2021-12-07 01:48:46,000 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 17399 transitions. Word has length 241 [2021-12-07 01:48:46,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:48:46,001 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 17399 transitions. [2021-12-07 01:48:46,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 01:48:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 17399 transitions. [2021-12-07 01:48:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-07 01:48:46,009 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:48:46,009 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 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] [2021-12-07 01:48:46,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:48:46,010 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:48:46,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:48:46,010 INFO L85 PathProgramCache]: Analyzing trace with hash -2031563006, now seen corresponding path program 1 times [2021-12-07 01:48:46,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:48:46,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423013728] [2021-12-07 01:48:46,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:48:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:48:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:48:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:48:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:48:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:48:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:48:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:48:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:46,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:48:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:48:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:48:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:48:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:48:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:48:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:48:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:48:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 01:48:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-07 01:48:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-07 01:48:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 01:48:47,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:48:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-07 01:48:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-07 01:48:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-07 01:48:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:47,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-07 01:48:47,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:48:47,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423013728] [2021-12-07 01:48:47,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423013728] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:48:47,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:48:47,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:48:47,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24746622] [2021-12-07 01:48:47,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:48:47,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:48:47,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:48:47,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:48:47,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:48:47,210 INFO L87 Difference]: Start difference. First operand 12580 states and 17399 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-07 01:48:49,325 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:49:16,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:49:21,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:49:21,298 INFO L93 Difference]: Finished difference Result 13290 states and 18505 transitions. [2021-12-07 01:49:21,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 01:49:21,299 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 241 [2021-12-07 01:49:21,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:49:21,369 INFO L225 Difference]: With dead ends: 13290 [2021-12-07 01:49:21,369 INFO L226 Difference]: Without dead ends: 13288 [2021-12-07 01:49:21,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-07 01:49:21,382 INFO L933 BasicCegarLoop]: 5533 mSDtfsCounter, 6493 mSDsluCounter, 10963 mSDsCounter, 0 mSdLazyCounter, 4816 mSolverCounterSat, 2241 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7076 SdHoareTripleChecker+Valid, 16496 SdHoareTripleChecker+Invalid, 7059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2241 IncrementalHoareTripleChecker+Valid, 4816 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2021-12-07 01:49:21,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7076 Valid, 16496 Invalid, 7059 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2241 Valid, 4816 Invalid, 2 Unknown, 0 Unchecked, 32.9s Time] [2021-12-07 01:49:21,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13288 states. [2021-12-07 01:49:21,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13288 to 12748. [2021-12-07 01:49:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12748 states, 8978 states have (on average 1.280240588104255) internal successors, (11494), 9111 states have internal predecessors, (11494), 3056 states have call successors, (3056), 713 states have call predecessors, (3056), 713 states have return successors, (3059), 3017 states have call predecessors, (3059), 3053 states have call successors, (3059) [2021-12-07 01:49:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12748 states to 12748 states and 17609 transitions. [2021-12-07 01:49:21,809 INFO L78 Accepts]: Start accepts. Automaton has 12748 states and 17609 transitions. Word has length 241 [2021-12-07 01:49:21,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:49:21,809 INFO L470 AbstractCegarLoop]: Abstraction has 12748 states and 17609 transitions. [2021-12-07 01:49:21,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-12-07 01:49:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 12748 states and 17609 transitions. [2021-12-07 01:49:21,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-12-07 01:49:21,819 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:49:21,819 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2021-12-07 01:49:21,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:49:21,820 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:49:21,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:21,820 INFO L85 PathProgramCache]: Analyzing trace with hash -370951986, now seen corresponding path program 1 times [2021-12-07 01:49:21,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:21,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955240276] [2021-12-07 01:49:21,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:21,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 01:49:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:49:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:49:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:49:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 01:49:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:49:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:49:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 01:49:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 01:49:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 01:49:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 01:49:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 01:49:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 01:49:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 01:49:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 01:49:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-07 01:49:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-07 01:49:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-07 01:49:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-07 01:49:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-07 01:49:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:49:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-07 01:49:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-07 01:49:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-07 01:49:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-07 01:49:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1175 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-07 01:49:22,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:49:22,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955240276] [2021-12-07 01:49:22,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955240276] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:49:22,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:49:22,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:49:22,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796772503] [2021-12-07 01:49:22,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:49:22,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:49:22,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:49:22,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:49:22,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:49:22,900 INFO L87 Difference]: Start difference. First operand 12748 states and 17609 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 01:49:25,007 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:49:40,413 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 []