./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 f1645f8e98839bce4f434db74cc261d1b9600d4122c558a314d01e8a1c883744 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 11:12:40,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 11:12:40,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 11:12:40,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 11:12:40,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 11:12:40,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 11:12:40,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 11:12:40,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 11:12:40,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 11:12:40,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 11:12:40,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 11:12:40,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 11:12:40,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 11:12:40,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 11:12:40,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 11:12:40,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 11:12:40,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 11:12:40,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 11:12:40,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 11:12:40,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 11:12:40,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 11:12:40,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 11:12:40,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 11:12:40,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 11:12:40,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 11:12:40,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 11:12:40,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 11:12:40,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 11:12:40,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 11:12:40,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 11:12:40,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 11:12:40,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 11:12:40,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 11:12:40,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 11:12:40,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 11:12:40,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 11:12:40,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 11:12:40,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 11:12:40,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 11:12:40,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 11:12:40,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 11:12:40,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 11:12:40,238 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 11:12:40,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 11:12:40,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 11:12:40,239 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 11:12:40,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 11:12:40,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 11:12:40,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 11:12:40,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 11:12:40,241 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 11:12:40,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 11:12:40,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 11:12:40,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 11:12:40,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 11:12:40,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 11:12:40,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 11:12:40,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 11:12:40,243 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 11:12:40,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 11:12:40,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 11:12:40,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 11:12:40,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 11:12:40,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 11:12:40,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 11:12:40,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 11:12:40,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 11:12:40,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 11:12:40,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 11:12:40,246 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 11:12:40,246 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 11:12:40,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 11:12:40,247 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 11:12:40,247 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1645f8e98839bce4f434db74cc261d1b9600d4122c558a314d01e8a1c883744 [2021-11-17 11:12:40,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 11:12:40,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 11:12:40,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 11:12:40,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 11:12:40,510 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 11:12:40,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-17 11:12:40,565 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55e48a554/fd9a63de736a45f186bf798e616e7dbd/FLAGda55eede1 [2021-11-17 11:12:41,620 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 11:12:41,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-17 11:12:41,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55e48a554/fd9a63de736a45f186bf798e616e7dbd/FLAGda55eede1 [2021-11-17 11:12:42,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55e48a554/fd9a63de736a45f186bf798e616e7dbd [2021-11-17 11:12:42,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 11:12:42,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 11:12:42,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 11:12:42,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 11:12:42,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 11:12:42,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 11:12:42" (1/1) ... [2021-11-17 11:12:42,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646fa84b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:42, skipping insertion in model container [2021-11-17 11:12:42,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 11:12:42" (1/1) ... [2021-11-17 11:12:42,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 11:12:42,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 11:12:51,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866011,866024] [2021-11-17 11:12:51,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866180,866193] [2021-11-17 11:12:51,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866347,866360] [2021-11-17 11:12:51,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866515,866528] [2021-11-17 11:12:51,293 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 11:12:51,341 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 11:12:52,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866011,866024] [2021-11-17 11:12:52,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866180,866193] [2021-11-17 11:12:52,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866347,866360] [2021-11-17 11:12:52,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866515,866528] [2021-11-17 11:12:52,182 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 11:12:52,559 INFO L208 MainTranslator]: Completed translation [2021-11-17 11:12:52,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52 WrapperNode [2021-11-17 11:12:52,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 11:12:52,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 11:12:52,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 11:12:52,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 11:12:52,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:52,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,217 INFO L137 Inliner]: procedures = 839, calls = 7821, calls flagged for inlining = 391, calls inlined = 375, statements flattened = 19570 [2021-11-17 11:12:53,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 11:12:53,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 11:12:53,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 11:12:53,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 11:12:53,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:53,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:54,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 11:12:54,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 11:12:54,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 11:12:54,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 11:12:54,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (1/1) ... [2021-11-17 11:12:54,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 11:12:54,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 11:12:54,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 11:12:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2021-11-17 11:12:54,126 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2021-11-17 11:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2021-11-17 11:12:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2021-11-17 11:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-17 11:12:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-11-17 11:12:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-17 11:12:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-17 11:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2021-11-17 11:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2021-11-17 11:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-17 11:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-17 11:12:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2021-11-17 11:12:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2021-11-17 11:12:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2021-11-17 11:12:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2021-11-17 11:12:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2021-11-17 11:12:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2021-11-17 11:12:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2021-11-17 11:12:54,129 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2021-11-17 11:12:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2021-11-17 11:12:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2021-11-17 11:12:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-17 11:12:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-17 11:12:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2021-11-17 11:12:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2021-11-17 11:12:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-17 11:12:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-17 11:12:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 11:12:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 11:12:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-17 11:12:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2021-11-17 11:12:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2021-11-17 11:12:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2021-11-17 11:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2021-11-17 11:12:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2021-11-17 11:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2021-11-17 11:12:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2021-11-17 11:12:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2021-11-17 11:12:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2021-11-17 11:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2021-11-17 11:12:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2021-11-17 11:12:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2021-11-17 11:12:54,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 11:12:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2021-11-17 11:12:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2021-11-17 11:12:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2021-11-17 11:12:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2021-11-17 11:12:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2021-11-17 11:12:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 11:12:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 11:12:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2021-11-17 11:12:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2021-11-17 11:12:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-17 11:12:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-17 11:12:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-17 11:12:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-17 11:12:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2021-11-17 11:12:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2021-11-17 11:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-17 11:12:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-17 11:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2021-11-17 11:12:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2021-11-17 11:12:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2021-11-17 11:12:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2021-11-17 11:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 11:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 11:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2021-11-17 11:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2021-11-17 11:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 11:12:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 11:12:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-17 11:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-17 11:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 11:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 11:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2021-11-17 11:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2021-11-17 11:12:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2021-11-17 11:12:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2021-11-17 11:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2021-11-17 11:12:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2021-11-17 11:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 11:12:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 11:12:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2021-11-17 11:12:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2021-11-17 11:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 11:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-11-17 11:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-11-17 11:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-17 11:12:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-17 11:12:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2021-11-17 11:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2021-11-17 11:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-17 11:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2021-11-17 11:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-17 11:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-17 11:12:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2021-11-17 11:12:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2021-11-17 11:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2021-11-17 11:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2021-11-17 11:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2021-11-17 11:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2021-11-17 11:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-17 11:12:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-17 11:12:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-17 11:12:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-17 11:12:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2021-11-17 11:12:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2021-11-17 11:12:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_89 [2021-11-17 11:12:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_89 [2021-11-17 11:12:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-17 11:12:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-17 11:12:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2021-11-17 11:12:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2021-11-17 11:12:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-17 11:12:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-17 11:12:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2021-11-17 11:12:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2021-11-17 11:12:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 11:12:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-17 11:12:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-17 11:12:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-17 11:12:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-17 11:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-17 11:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-17 11:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-17 11:12:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-17 11:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 11:12:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 11:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 11:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2021-11-17 11:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2021-11-17 11:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-17 11:12:54,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-17 11:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 11:12:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 11:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-17 11:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-17 11:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-17 11:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-17 11:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-17 11:12:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-17 11:12:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 11:12:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 11:12:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-17 11:12:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-17 11:12:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2021-11-17 11:12:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2021-11-17 11:12:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2021-11-17 11:12:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2021-11-17 11:12:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2021-11-17 11:12:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2021-11-17 11:12:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2021-11-17 11:12:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2021-11-17 11:12:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2021-11-17 11:12:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2021-11-17 11:12:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-17 11:12:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-17 11:12:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2021-11-17 11:12:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2021-11-17 11:12:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2021-11-17 11:12:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2021-11-17 11:12:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-17 11:12:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-17 11:12:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2021-11-17 11:12:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2021-11-17 11:12:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2021-11-17 11:12:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2021-11-17 11:12:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2021-11-17 11:12:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2021-11-17 11:12:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2021-11-17 11:12:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2021-11-17 11:12:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 11:12:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 11:12:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2021-11-17 11:12:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2021-11-17 11:12:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2021-11-17 11:12:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2021-11-17 11:12:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 11:12:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 11:12:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2021-11-17 11:12:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2021-11-17 11:12:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2021-11-17 11:12:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2021-11-17 11:12:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 11:12:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 11:12:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2021-11-17 11:12:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2021-11-17 11:12:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 11:12:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 11:12:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 11:12:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2021-11-17 11:12:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2021-11-17 11:12:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-17 11:12:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-17 11:12:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-17 11:12:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-17 11:12:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2021-11-17 11:12:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2021-11-17 11:12:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-17 11:12:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2021-11-17 11:12:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2021-11-17 11:12:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2021-11-17 11:12:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2021-11-17 11:12:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-17 11:12:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-17 11:12:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2021-11-17 11:12:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2021-11-17 11:12:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2021-11-17 11:12:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2021-11-17 11:12:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-17 11:12:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-17 11:12:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-17 11:12:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-17 11:12:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-17 11:12:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-11-17 11:12:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 11:12:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 11:12:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2021-11-17 11:12:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2021-11-17 11:12:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-17 11:12:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-17 11:12:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 11:12:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2021-11-17 11:12:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2021-11-17 11:12:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 11:12:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 11:12:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2021-11-17 11:12:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2021-11-17 11:12:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-17 11:12:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-11-17 11:12:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 11:12:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2021-11-17 11:12:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2021-11-17 11:12:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2021-11-17 11:12:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2021-11-17 11:12:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2021-11-17 11:12:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2021-11-17 11:12:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2021-11-17 11:12:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2021-11-17 11:12:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 11:12:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 11:12:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-17 11:12:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-17 11:12:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-17 11:12:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-11-17 11:12:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 11:12:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 11:12:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2021-11-17 11:12:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2021-11-17 11:12:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2021-11-17 11:12:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2021-11-17 11:12:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2021-11-17 11:12:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2021-11-17 11:12:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 11:12:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 11:12:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2021-11-17 11:12:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2021-11-17 11:12:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2021-11-17 11:12:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2021-11-17 11:12:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2021-11-17 11:12:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2021-11-17 11:12:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2021-11-17 11:12:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2021-11-17 11:12:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-17 11:12:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-17 11:12:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2021-11-17 11:12:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2021-11-17 11:12:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-17 11:12:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-17 11:12:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2021-11-17 11:12:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2021-11-17 11:12:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-17 11:12:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-17 11:12:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2021-11-17 11:12:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2021-11-17 11:12:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2021-11-17 11:12:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2021-11-17 11:12:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-11-17 11:12:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-11-17 11:12:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-17 11:12:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-17 11:12:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2021-11-17 11:12:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2021-11-17 11:12:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 11:12:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 11:12:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 11:12:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2021-11-17 11:12:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2021-11-17 11:12:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 11:12:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 11:12:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2021-11-17 11:12:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2021-11-17 11:12:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2021-11-17 11:12:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2021-11-17 11:12:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-11-17 11:12:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-11-17 11:12:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2021-11-17 11:12:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2021-11-17 11:12:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2021-11-17 11:12:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2021-11-17 11:12:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2021-11-17 11:12:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2021-11-17 11:12:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2021-11-17 11:12:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2021-11-17 11:12:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-17 11:12:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-17 11:12:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2021-11-17 11:12:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2021-11-17 11:12:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2021-11-17 11:12:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2021-11-17 11:12:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2021-11-17 11:12:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2021-11-17 11:12:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 11:12:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 11:12:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_91 [2021-11-17 11:12:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_91 [2021-11-17 11:12:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2021-11-17 11:12:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2021-11-17 11:12:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2021-11-17 11:12:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2021-11-17 11:12:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-17 11:12:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-17 11:12:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2021-11-17 11:12:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2021-11-17 11:12:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2021-11-17 11:12:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2021-11-17 11:12:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2021-11-17 11:12:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2021-11-17 11:12:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2021-11-17 11:12:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2021-11-17 11:12:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2021-11-17 11:12:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2021-11-17 11:12:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2021-11-17 11:12:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2021-11-17 11:12:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-17 11:12:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-17 11:12:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2021-11-17 11:12:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2021-11-17 11:12:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2021-11-17 11:12:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2021-11-17 11:12:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 11:12:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 11:12:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-11-17 11:12:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-11-17 11:12:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2021-11-17 11:12:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2021-11-17 11:12:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-17 11:12:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-17 11:12:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 11:12:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 11:12:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-17 11:12:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-17 11:12:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-17 11:12:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-17 11:12:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2021-11-17 11:12:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2021-11-17 11:12:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-17 11:12:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-17 11:12:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-17 11:12:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-17 11:12:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-17 11:12:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2021-11-17 11:12:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2021-11-17 11:12:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2021-11-17 11:12:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-11-17 11:12:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-11-17 11:12:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2021-11-17 11:12:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2021-11-17 11:12:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 11:12:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 11:12:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2021-11-17 11:12:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2021-11-17 11:12:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2021-11-17 11:12:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2021-11-17 11:12:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2021-11-17 11:12:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2021-11-17 11:12:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 11:12:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 11:12:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-17 11:12:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-17 11:12:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 11:12:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 11:12:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 11:12:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 11:12:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 11:12:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-11-17 11:12:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-11-17 11:12:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-17 11:12:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-17 11:12:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-17 11:12:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-17 11:12:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2021-11-17 11:12:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2021-11-17 11:12:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 11:12:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 11:12:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 11:12:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-17 11:12:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-17 11:12:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2021-11-17 11:12:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2021-11-17 11:12:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2021-11-17 11:12:54,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2021-11-17 11:12:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2021-11-17 11:12:54,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2021-11-17 11:12:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-17 11:12:54,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-17 11:12:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-17 11:12:54,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-17 11:12:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 11:12:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-17 11:12:54,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-17 11:12:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 11:12:54,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 11:12:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-17 11:12:54,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-17 11:12:54,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2021-11-17 11:12:54,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2021-11-17 11:12:54,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2021-11-17 11:12:54,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2021-11-17 11:12:54,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-17 11:12:54,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-17 11:12:54,192 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2021-11-17 11:12:54,192 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2021-11-17 11:12:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-17 11:12:54,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-17 11:12:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2021-11-17 11:12:54,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2021-11-17 11:12:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2021-11-17 11:12:54,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2021-11-17 11:12:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2021-11-17 11:12:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2021-11-17 11:12:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2021-11-17 11:12:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2021-11-17 11:12:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2021-11-17 11:12:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2021-11-17 11:12:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2021-11-17 11:12:54,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2021-11-17 11:12:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-17 11:12:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-17 11:12:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 11:12:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 11:12:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2021-11-17 11:12:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2021-11-17 11:12:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2021-11-17 11:12:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2021-11-17 11:12:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2021-11-17 11:12:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2021-11-17 11:12:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2021-11-17 11:12:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2021-11-17 11:12:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2021-11-17 11:12:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2021-11-17 11:12:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-17 11:12:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-17 11:12:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-17 11:12:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-17 11:12:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-11-17 11:12:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-11-17 11:12:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-17 11:12:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-17 11:12:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2021-11-17 11:12:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2021-11-17 11:12:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-17 11:12:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-17 11:12:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2021-11-17 11:12:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2021-11-17 11:12:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2021-11-17 11:12:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2021-11-17 11:12:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-11-17 11:12:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-11-17 11:12:54,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2021-11-17 11:12:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2021-11-17 11:12:54,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2021-11-17 11:12:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2021-11-17 11:12:54,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2021-11-17 11:12:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2021-11-17 11:12:54,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 11:12:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 11:12:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 11:12:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-17 11:12:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-17 11:12:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2021-11-17 11:12:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2021-11-17 11:12:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-17 11:12:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-17 11:12:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-17 11:12:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-11-17 11:12:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-11-17 11:12:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-11-17 11:12:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-17 11:12:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-17 11:12:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-17 11:12:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-17 11:12:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-11-17 11:12:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-11-17 11:12:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2021-11-17 11:12:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2021-11-17 11:12:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-17 11:12:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-11-17 11:12:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-17 11:12:54,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-17 11:12:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2021-11-17 11:12:54,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2021-11-17 11:12:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2021-11-17 11:12:54,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2021-11-17 11:12:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2021-11-17 11:12:54,203 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2021-11-17 11:12:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-17 11:12:54,204 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-17 11:12:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-17 11:12:54,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-17 11:12:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-17 11:12:54,204 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-17 11:12:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 11:12:54,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 11:12:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2021-11-17 11:12:54,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2021-11-17 11:12:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2021-11-17 11:12:54,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2021-11-17 11:12:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2021-11-17 11:12:54,205 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2021-11-17 11:12:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 11:12:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-17 11:12:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-17 11:12:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2021-11-17 11:12:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2021-11-17 11:12:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-17 11:12:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-17 11:12:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-17 11:12:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-17 11:12:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 11:12:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 11:12:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-17 11:12:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-17 11:12:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2021-11-17 11:12:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2021-11-17 11:12:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2021-11-17 11:12:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2021-11-17 11:12:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-17 11:12:54,208 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-17 11:12:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 11:12:54,208 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 11:12:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-17 11:12:54,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-17 11:12:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-17 11:12:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2021-11-17 11:12:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2021-11-17 11:12:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2021-11-17 11:12:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 11:12:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 11:12:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2021-11-17 11:12:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2021-11-17 11:12:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2021-11-17 11:12:54,210 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2021-11-17 11:12:54,210 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-17 11:12:54,210 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2021-11-17 11:12:54,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-17 11:12:54,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-17 11:12:54,210 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-17 11:12:54,210 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-17 11:12:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-17 11:12:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-17 11:12:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-11-17 11:12:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-11-17 11:12:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-11-17 11:12:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-11-17 11:12:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2021-11-17 11:12:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2021-11-17 11:12:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-17 11:12:54,212 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-17 11:12:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2021-11-17 11:12:54,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2021-11-17 11:12:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-17 11:12:54,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-17 11:12:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2021-11-17 11:12:54,213 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2021-11-17 11:12:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2021-11-17 11:12:54,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2021-11-17 11:12:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-17 11:12:54,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-11-17 11:12:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 11:12:54,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 11:12:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2021-11-17 11:12:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2021-11-17 11:12:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 11:12:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 11:12:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-17 11:12:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-17 11:12:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2021-11-17 11:12:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2021-11-17 11:12:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 11:12:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-11-17 11:12:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-11-17 11:12:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-17 11:12:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-17 11:12:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-17 11:12:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-17 11:12:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-17 11:12:56,341 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 11:12:56,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 11:13:01,415 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 11:18:16,759 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-17 11:18:17,031 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 11:18:17,068 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 11:18:17,068 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-17 11:18:17,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 11:18:17 BoogieIcfgContainer [2021-11-17 11:18:17,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 11:18:17,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 11:18:17,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 11:18:17,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 11:18:17,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 11:12:42" (1/3) ... [2021-11-17 11:18:17,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0450c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 11:18:17, skipping insertion in model container [2021-11-17 11:18:17,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 11:12:52" (2/3) ... [2021-11-17 11:18:17,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e0450c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 11:18:17, skipping insertion in model container [2021-11-17 11:18:17,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 11:18:17" (3/3) ... [2021-11-17 11:18:17,085 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-11-17 11:18:17,089 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 11:18:17,089 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-11-17 11:18:17,149 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 11:18:17,155 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 [2021-11-17 11:18:17,155 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-17 11:18:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand has 6081 states, 4370 states have (on average 1.3331807780320366) internal successors, (5826), 4450 states have internal predecessors, (5826), 1421 states have call successors, (1421), 289 states have call predecessors, (1421), 288 states have return successors, (1412), 1392 states have call predecessors, (1412), 1412 states have call successors, (1412) [2021-11-17 11:18:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-17 11:18:17,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 11:18:17,284 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 11:18:17,284 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-17 11:18:17,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 11:18:17,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1674181808, now seen corresponding path program 1 times [2021-11-17 11:18:17,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 11:18:17,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917570243] [2021-11-17 11:18:17,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 11:18:17,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 11:18:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 11:18:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 11:18:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 11:18:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 11:18:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 11:18:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 11:18:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 11:18:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 11:18:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 11:18:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 11:18:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 11:18:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 11:18:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 11:18:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 11:18:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 11:18:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 11:18:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 11:18:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:18,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 11:18:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:19,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:19,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 11:18:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:19,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:18:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:19,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 11:18:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:19,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-11-17 11:18:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:18:19,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2021-11-17 11:18:19,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 11:18:19,095 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917570243] [2021-11-17 11:18:19,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917570243] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 11:18:19,096 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 11:18:19,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 11:18:19,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64804712] [2021-11-17 11:18:19,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 11:18:19,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 11:18:19,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 11:18:19,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 11:18:19,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 11:18:19,145 INFO L87 Difference]: Start difference. First operand has 6081 states, 4370 states have (on average 1.3331807780320366) internal successors, (5826), 4450 states have internal predecessors, (5826), 1421 states have call successors, (1421), 289 states have call predecessors, (1421), 288 states have return successors, (1412), 1392 states have call predecessors, (1412), 1412 states have call successors, (1412) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-17 11:18:21,278 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:18:23,576 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:19:11,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 11:19:11,818 INFO L93 Difference]: Finished difference Result 18865 states and 27590 transitions. [2021-11-17 11:19:11,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 11:19:11,820 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2021-11-17 11:19:11,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 11:19:11,941 INFO L225 Difference]: With dead ends: 18865 [2021-11-17 11:19:11,941 INFO L226 Difference]: Without dead ends: 12812 [2021-11-17 11:19:12,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 11:19:12,004 INFO L933 BasicCegarLoop]: 9192 mSDtfsCounter, 11563 mSDsluCounter, 10757 mSDsCounter, 0 mSdLazyCounter, 5058 mSolverCounterSat, 4402 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12818 SdHoareTripleChecker+Valid, 19949 SdHoareTripleChecker+Invalid, 9462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4402 IncrementalHoareTripleChecker+Valid, 5058 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.1s IncrementalHoareTripleChecker+Time [2021-11-17 11:19:12,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12818 Valid, 19949 Invalid, 9462 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4402 Valid, 5058 Invalid, 2 Unknown, 0 Unchecked, 51.1s Time] [2021-11-17 11:19:12,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12812 states. [2021-11-17 11:19:12,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12812 to 11910. [2021-11-17 11:19:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11910 states, 8571 states have (on average 1.3249329133123322) internal successors, (11356), 8720 states have internal predecessors, (11356), 2763 states have call successors, (2763), 573 states have call predecessors, (2763), 572 states have return successors, (2759), 2719 states have call predecessors, (2759), 2759 states have call successors, (2759) [2021-11-17 11:19:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11910 states to 11910 states and 16878 transitions. [2021-11-17 11:19:12,730 INFO L78 Accepts]: Start accepts. Automaton has 11910 states and 16878 transitions. Word has length 237 [2021-11-17 11:19:12,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 11:19:12,735 INFO L470 AbstractCegarLoop]: Abstraction has 11910 states and 16878 transitions. [2021-11-17 11:19:12,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-17 11:19:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 11910 states and 16878 transitions. [2021-11-17 11:19:12,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-17 11:19:12,748 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 11:19:12,749 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 11:19:12,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 11:19:12,750 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-17 11:19:12,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 11:19:12,750 INFO L85 PathProgramCache]: Analyzing trace with hash 2045898340, now seen corresponding path program 1 times [2021-11-17 11:19:12,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 11:19:12,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603112086] [2021-11-17 11:19:12,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 11:19:12,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 11:19:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 11:19:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 11:19:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 11:19:13,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 11:19:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 11:19:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 11:19:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 11:19:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 11:19:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 11:19:13,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 11:19:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 11:19:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 11:19:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 11:19:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 11:19:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 11:19:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 11:19:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 11:19:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 11:19:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 11:19:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 11:19:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 11:19:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-11-17 11:19:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:19:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:19:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2021-11-17 11:19:13,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 11:19:13,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603112086] [2021-11-17 11:19:13,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603112086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 11:19:13,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 11:19:13,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 11:19:13,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818521026] [2021-11-17 11:19:13,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 11:19:13,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 11:19:13,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 11:19:13,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 11:19:13,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-17 11:19:13,978 INFO L87 Difference]: Start difference. First operand 11910 states and 16878 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-11-17 11:19:16,090 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:19:18,369 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:21:30,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 11:21:30,835 INFO L93 Difference]: Finished difference Result 47419 states and 68092 transitions. [2021-11-17 11:21:30,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 11:21:30,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 261 [2021-11-17 11:21:30,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 11:21:31,134 INFO L225 Difference]: With dead ends: 47419 [2021-11-17 11:21:31,135 INFO L226 Difference]: Without dead ends: 35552 [2021-11-17 11:21:31,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-17 11:21:31,224 INFO L933 BasicCegarLoop]: 9856 mSDtfsCounter, 20209 mSDsluCounter, 18982 mSDsCounter, 0 mSdLazyCounter, 15377 mSolverCounterSat, 7252 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22193 SdHoareTripleChecker+Valid, 28838 SdHoareTripleChecker+Invalid, 22631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 7252 IncrementalHoareTripleChecker+Valid, 15377 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.7s IncrementalHoareTripleChecker+Time [2021-11-17 11:21:31,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22193 Valid, 28838 Invalid, 22631 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [7252 Valid, 15377 Invalid, 2 Unknown, 0 Unchecked, 133.7s Time] [2021-11-17 11:21:31,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35552 states. [2021-11-17 11:21:32,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35552 to 33370. [2021-11-17 11:21:32,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33370 states, 23917 states have (on average 1.3259188025254003) internal successors, (31712), 24404 states have internal predecessors, (31712), 7717 states have call successors, (7717), 1663 states have call predecessors, (7717), 1732 states have return successors, (8217), 7615 states have call predecessors, (8217), 7713 states have call successors, (8217) [2021-11-17 11:21:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33370 states to 33370 states and 47646 transitions. [2021-11-17 11:21:33,382 INFO L78 Accepts]: Start accepts. Automaton has 33370 states and 47646 transitions. Word has length 261 [2021-11-17 11:21:33,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 11:21:33,384 INFO L470 AbstractCegarLoop]: Abstraction has 33370 states and 47646 transitions. [2021-11-17 11:21:33,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2021-11-17 11:21:33,384 INFO L276 IsEmpty]: Start isEmpty. Operand 33370 states and 47646 transitions. [2021-11-17 11:21:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-17 11:21:33,392 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 11:21:33,392 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 11:21:33,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 11:21:33,393 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-17 11:21:33,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 11:21:33,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1166698103, now seen corresponding path program 1 times [2021-11-17 11:21:33,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 11:21:33,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857777224] [2021-11-17 11:21:33,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 11:21:33,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 11:21:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 11:21:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 11:21:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 11:21:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 11:21:34,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 11:21:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 11:21:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 11:21:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 11:21:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 11:21:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 11:21:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 11:21:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 11:21:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 11:21:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 11:21:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 11:21:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 11:21:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 11:21:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 11:21:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 11:21:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 11:21:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 11:21:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 11:21:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-11-17 11:21:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:21:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:21:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1603 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1603 trivial. 0 not checked. [2021-11-17 11:21:34,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 11:21:34,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857777224] [2021-11-17 11:21:34,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857777224] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 11:21:34,592 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 11:21:34,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 11:21:34,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740582841] [2021-11-17 11:21:34,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 11:21:34,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 11:21:34,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 11:21:34,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 11:21:34,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 11:21:34,594 INFO L87 Difference]: Start difference. First operand 33370 states and 47646 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-17 11:21:36,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:21:39,000 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:22:28,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 11:22:28,418 INFO L93 Difference]: Finished difference Result 103270 states and 149715 transitions. [2021-11-17 11:22:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 11:22:28,419 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 271 [2021-11-17 11:22:28,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 11:22:29,135 INFO L225 Difference]: With dead ends: 103270 [2021-11-17 11:22:29,136 INFO L226 Difference]: Without dead ends: 69943 [2021-11-17 11:22:29,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 11:22:29,266 INFO L933 BasicCegarLoop]: 9234 mSDtfsCounter, 11593 mSDsluCounter, 10936 mSDsCounter, 0 mSdLazyCounter, 5070 mSolverCounterSat, 4472 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12828 SdHoareTripleChecker+Valid, 20170 SdHoareTripleChecker+Invalid, 9544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4472 IncrementalHoareTripleChecker+Valid, 5070 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.2s IncrementalHoareTripleChecker+Time [2021-11-17 11:22:29,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12828 Valid, 20170 Invalid, 9544 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4472 Valid, 5070 Invalid, 2 Unknown, 0 Unchecked, 51.2s Time] [2021-11-17 11:22:29,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69943 states. [2021-11-17 11:22:31,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69943 to 67261. [2021-11-17 11:22:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67261 states, 48293 states have (on average 1.326900378936906) internal successors, (64080), 49286 states have internal predecessors, (64080), 15439 states have call successors, (15439), 3306 states have call predecessors, (15439), 3525 states have return successors, (17932), 15300 states have call predecessors, (17932), 15435 states have call successors, (17932) [2021-11-17 11:22:32,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67261 states to 67261 states and 97451 transitions. [2021-11-17 11:22:32,749 INFO L78 Accepts]: Start accepts. Automaton has 67261 states and 97451 transitions. Word has length 271 [2021-11-17 11:22:32,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 11:22:32,750 INFO L470 AbstractCegarLoop]: Abstraction has 67261 states and 97451 transitions. [2021-11-17 11:22:32,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-17 11:22:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand 67261 states and 97451 transitions. [2021-11-17 11:22:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-17 11:22:32,762 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 11:22:32,762 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 11:22:32,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 11:22:32,763 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-17 11:22:32,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 11:22:32,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1035143114, now seen corresponding path program 1 times [2021-11-17 11:22:32,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 11:22:32,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639874107] [2021-11-17 11:22:32,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 11:22:32,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 11:22:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 11:22:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 11:22:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 11:22:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 11:22:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 11:22:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 11:22:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 11:22:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 11:22:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 11:22:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 11:22:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 11:22:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 11:22:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 11:22:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 11:22:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 11:22:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 11:22:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 11:22:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 11:22:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 11:22:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 11:22:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 11:22:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:22:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:34,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 11:22:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:34,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 11:22:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:22:34,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2021-11-17 11:22:34,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 11:22:34,130 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639874107] [2021-11-17 11:22:34,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639874107] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 11:22:34,130 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 11:22:34,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 11:22:34,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482024917] [2021-11-17 11:22:34,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 11:22:34,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 11:22:34,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 11:22:34,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 11:22:34,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 11:22:34,133 INFO L87 Difference]: Start difference. First operand 67261 states and 97451 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-17 11:22:36,268 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:22:38,530 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:22:40,808 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:11,993 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:14,027 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:16,062 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:18,658 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:24,881 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:43,779 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:46,097 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:23:54,382 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:24:08,626 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-17 11:24:18,664 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-17 11:24:49,074 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:03,118 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:05,763 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:08,258 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:10,545 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:15,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 11:25:15,315 INFO L93 Difference]: Finished difference Result 185248 states and 272800 transitions. [2021-11-17 11:25:15,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 11:25:15,316 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 295 [2021-11-17 11:25:15,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 11:25:16,420 INFO L225 Difference]: With dead ends: 185248 [2021-11-17 11:25:16,421 INFO L226 Difference]: Without dead ends: 118030 [2021-11-17 11:25:16,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-17 11:25:16,661 INFO L933 BasicCegarLoop]: 11782 mSDtfsCounter, 14701 mSDsluCounter, 16683 mSDsCounter, 0 mSdLazyCounter, 11839 mSolverCounterSat, 8679 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 146.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15870 SdHoareTripleChecker+Valid, 28465 SdHoareTripleChecker+Invalid, 20532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8679 IncrementalHoareTripleChecker+Valid, 11839 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 155.6s IncrementalHoareTripleChecker+Time [2021-11-17 11:25:16,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15870 Valid, 28465 Invalid, 20532 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8679 Valid, 11839 Invalid, 14 Unknown, 0 Unchecked, 155.6s Time] [2021-11-17 11:25:16,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118030 states. [2021-11-17 11:25:20,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118030 to 106602. [2021-11-17 11:25:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106602 states, 76560 states have (on average 1.3254440961337512) internal successors, (101476), 78483 states have internal predecessors, (101476), 24203 states have call successors, (24203), 4951 states have call predecessors, (24203), 5835 states have return successors, (30329), 24244 states have call predecessors, (30329), 24199 states have call successors, (30329) [2021-11-17 11:25:22,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106602 states to 106602 states and 156008 transitions. [2021-11-17 11:25:22,030 INFO L78 Accepts]: Start accepts. Automaton has 106602 states and 156008 transitions. Word has length 295 [2021-11-17 11:25:22,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 11:25:22,031 INFO L470 AbstractCegarLoop]: Abstraction has 106602 states and 156008 transitions. [2021-11-17 11:25:22,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 3 states have internal predecessors, (92), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-17 11:25:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 106602 states and 156008 transitions. [2021-11-17 11:25:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-17 11:25:22,042 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 11:25:22,043 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 11:25:22,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 11:25:22,043 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-17 11:25:22,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 11:25:22,044 INFO L85 PathProgramCache]: Analyzing trace with hash 116530131, now seen corresponding path program 1 times [2021-11-17 11:25:22,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 11:25:22,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855852457] [2021-11-17 11:25:22,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 11:25:22,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 11:25:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 11:25:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 11:25:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 11:25:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 11:25:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 11:25:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 11:25:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 11:25:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 11:25:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 11:25:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 11:25:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 11:25:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:22,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 11:25:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 11:25:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 11:25:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 11:25:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 11:25:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 11:25:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 11:25:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 11:25:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 11:25:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 11:25:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 11:25:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 11:25:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-11-17 11:25:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 11:25:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 11:25:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 11:25:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-11-17 11:25:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 11:25:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2021-11-17 11:25:23,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 11:25:23,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855852457] [2021-11-17 11:25:23,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855852457] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 11:25:23,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 11:25:23,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 11:25:23,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402398373] [2021-11-17 11:25:23,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 11:25:23,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 11:25:23,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 11:25:23,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 11:25:23,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-17 11:25:23,358 INFO L87 Difference]: Start difference. First operand 106602 states and 156008 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-17 11:25:25,479 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:27,753 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:52,997 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 11:25:58,826 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15