./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-marvell-sky2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-marvell-sky2.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 678d1ed0889f06c506279e4c19484f47385b64dd1d4a949ec484624bf8468835 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 05:12:09,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:12:09,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:12:09,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:12:09,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:12:09,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:12:09,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:12:09,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:12:09,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:12:09,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:12:09,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:12:09,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:12:09,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:12:09,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:12:09,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:12:09,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:12:09,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:12:09,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:12:09,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:12:09,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:12:09,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:12:09,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:12:09,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:12:09,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:12:09,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:12:09,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:12:09,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:12:09,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:12:09,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:12:09,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:12:09,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:12:09,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:12:09,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:12:09,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:12:09,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:12:09,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:12:09,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:12:09,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:12:09,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:12:09,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:12:09,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:12:09,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:12:09,245 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:12:09,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:12:09,247 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:12:09,247 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:12:09,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:12:09,248 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:12:09,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:12:09,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:12:09,250 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:12:09,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:12:09,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:12:09,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:12:09,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:12:09,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:12:09,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:12:09,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:12:09,252 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:12:09,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:12:09,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:12:09,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:12:09,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:12:09,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:12:09,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:12:09,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:12:09,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:12:09,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:12:09,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:12:09,254 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:12:09,254 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:12:09,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:12:09,255 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 678d1ed0889f06c506279e4c19484f47385b64dd1d4a949ec484624bf8468835 [2021-12-28 05:12:09,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:12:09,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:12:09,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:12:09,618 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:12:09,619 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:12:09,621 INFO L432 ainManager$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-marvell-sky2.cil.i [2021-12-28 05:12:09,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f00e51e0/9e72cc4077ab4df3b58eecb23e990af4/FLAG8636909a0 [2021-12-28 05:12:10,644 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:12:10,644 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-marvell-sky2.cil.i [2021-12-28 05:12:10,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f00e51e0/9e72cc4077ab4df3b58eecb23e990af4/FLAG8636909a0 [2021-12-28 05:12:11,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f00e51e0/9e72cc4077ab4df3b58eecb23e990af4 [2021-12-28 05:12:11,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:12:11,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:12:11,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:12:11,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:12:11,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:12:11,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:12:11" (1/1) ... [2021-12-28 05:12:11,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@605a815b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:11, skipping insertion in model container [2021-12-28 05:12:11,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:12:11" (1/1) ... [2021-12-28 05:12:11,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:12:11,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:12:18,815 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-marvell-sky2.cil.i[596672,596685] [2021-12-28 05:12:18,818 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-marvell-sky2.cil.i[596841,596854] [2021-12-28 05:12:18,819 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-marvell-sky2.cil.i[597008,597021] [2021-12-28 05:12:18,819 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-marvell-sky2.cil.i[597176,597189] [2021-12-28 05:12:18,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:12:18,959 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:12:19,757 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-marvell-sky2.cil.i[596672,596685] [2021-12-28 05:12:19,771 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-marvell-sky2.cil.i[596841,596854] [2021-12-28 05:12:19,772 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-marvell-sky2.cil.i[597008,597021] [2021-12-28 05:12:19,772 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-marvell-sky2.cil.i[597176,597189] [2021-12-28 05:12:19,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:12:20,178 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:12:20,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20 WrapperNode [2021-12-28 05:12:20,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:12:20,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:12:20,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:12:20,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:12:20,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:20,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:20,658 INFO L137 Inliner]: procedures = 824, calls = 5679, calls flagged for inlining = 430, calls inlined = 371, statements flattened = 11405 [2021-12-28 05:12:20,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:12:20,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:12:20,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:12:20,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:12:20,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:20,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:20,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:20,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:21,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:21,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:21,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:21,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:12:21,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:12:21,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:12:21,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:12:21,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (1/1) ... [2021-12-28 05:12:21,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:12:21,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:12:21,217 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) [2021-12-28 05:12:21,241 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 [2021-12-28 05:12:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 05:12:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 05:12:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-28 05:12:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-28 05:12:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-28 05:12:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-28 05:12:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-28 05:12:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-28 05:12:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 05:12:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-28 05:12:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-28 05:12:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-28 05:12:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-28 05:12:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-28 05:12:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 05:12:21,262 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 05:12:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-28 05:12:21,262 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-28 05:12:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 05:12:21,263 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 05:12:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-28 05:12:21,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-28 05:12:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 05:12:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 05:12:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-28 05:12:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-28 05:12:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-28 05:12:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-28 05:12:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 05:12:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 05:12:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 05:12:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 05:12:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-28 05:12:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-28 05:12:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 05:12:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 05:12:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 05:12:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 05:12:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-28 05:12:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-28 05:12:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2021-12-28 05:12:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2021-12-28 05:12:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 05:12:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 05:12:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-28 05:12:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-28 05:12:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 05:12:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 05:12:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:12:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:12:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-28 05:12:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-28 05:12:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:12:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-28 05:12:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-28 05:12:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2021-12-28 05:12:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2021-12-28 05:12:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-28 05:12:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-28 05:12:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:12:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:12:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-28 05:12:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-28 05:12:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-28 05:12:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-28 05:12:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 05:12:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 05:12:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 05:12:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 05:12:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-28 05:12:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-28 05:12:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-28 05:12:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-28 05:12:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:12:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-28 05:12:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:12:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 05:12:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 05:12:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:12:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:12:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-28 05:12:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-28 05:12:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-28 05:12:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-28 05:12:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-28 05:12:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-28 05:12:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-28 05:12:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-28 05:12:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2021-12-28 05:12:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2021-12-28 05:12:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-28 05:12:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-28 05:12:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:12:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-28 05:12:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-28 05:12:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-28 05:12:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-28 05:12:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-28 05:12:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-28 05:12:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:12:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:12:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 05:12:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 05:12:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:12:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 05:12:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-28 05:12:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-28 05:12:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 05:12:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 05:12:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-28 05:12:21,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-28 05:12:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-28 05:12:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-28 05:12:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 05:12:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 05:12:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 05:12:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 05:12:21,283 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-28 05:12:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-28 05:12:21,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-28 05:12:21,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-28 05:12:21,285 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-28 05:12:21,285 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-28 05:12:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 05:12:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 05:12:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-28 05:12:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-28 05:12:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:12:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:12:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-28 05:12:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-28 05:12:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 05:12:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 05:12:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-28 05:12:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-28 05:12:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 05:12:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 05:12:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:12:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 05:12:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 05:12:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-28 05:12:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-28 05:12:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-28 05:12:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-28 05:12:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 05:12:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 05:12:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-28 05:12:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-28 05:12:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 05:12:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-28 05:12:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-28 05:12:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-28 05:12:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-28 05:12:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-28 05:12:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-28 05:12:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-28 05:12:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-28 05:12:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 05:12:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 05:12:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-28 05:12:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-28 05:12:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-28 05:12:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-28 05:12:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2021-12-28 05:12:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2021-12-28 05:12:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:12:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:12:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-28 05:12:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-28 05:12:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-28 05:12:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-28 05:12:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-28 05:12:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-28 05:12:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-28 05:12:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-28 05:12:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2021-12-28 05:12:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2021-12-28 05:12:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-28 05:12:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-28 05:12:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-28 05:12:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-28 05:12:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-28 05:12:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-28 05:12:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:12:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 05:12:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 05:12:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:12:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-28 05:12:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-28 05:12:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 05:12:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 05:12:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-28 05:12:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-28 05:12:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 05:12:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 05:12:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-28 05:12:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-28 05:12:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 05:12:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 05:12:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-28 05:12:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-28 05:12:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-28 05:12:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-28 05:12:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-28 05:12:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-28 05:12:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 05:12:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 05:12:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-28 05:12:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-28 05:12:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2021-12-28 05:12:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2021-12-28 05:12:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 05:12:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 05:12:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2021-12-28 05:12:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2021-12-28 05:12:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:12:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-28 05:12:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-28 05:12:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:12:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:12:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-28 05:12:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-28 05:12:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-28 05:12:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-28 05:12:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-28 05:12:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-28 05:12:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 05:12:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 05:12:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-28 05:12:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-28 05:12:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-28 05:12:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-28 05:12:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-28 05:12:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-28 05:12:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-28 05:12:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-28 05:12:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 05:12:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 05:12:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:12:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:12:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-28 05:12:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-28 05:12:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-28 05:12:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-28 05:12:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:12:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:12:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 05:12:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 05:12:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-28 05:12:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-28 05:12:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-28 05:12:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-28 05:12:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-28 05:12:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-28 05:12:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-28 05:12:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-28 05:12:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-28 05:12:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-28 05:12:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:12:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:12:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-28 05:12:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-28 05:12:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 05:12:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 05:12:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2021-12-28 05:12:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2021-12-28 05:12:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 05:12:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 05:12:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:12:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:12:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-28 05:12:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-28 05:12:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:12:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-28 05:12:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-28 05:12:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-28 05:12:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-28 05:12:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-28 05:12:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-28 05:12:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 05:12:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 05:12:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 05:12:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 05:12:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-28 05:12:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-28 05:12:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:12:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-28 05:12:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-28 05:12:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:12:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 05:12:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 05:12:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2021-12-28 05:12:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2021-12-28 05:12:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:12:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:12:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-28 05:12:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-28 05:12:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 05:12:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 05:12:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-28 05:12:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-28 05:12:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-28 05:12:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-28 05:12:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-28 05:12:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-28 05:12:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-28 05:12:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-28 05:12:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:12:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:12:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-28 05:12:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-28 05:12:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:12:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:12:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-28 05:12:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-28 05:12:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-28 05:12:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-28 05:12:21,318 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-28 05:12:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-28 05:12:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-28 05:12:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-28 05:12:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-28 05:12:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-28 05:12:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-28 05:12:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-28 05:12:21,319 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-28 05:12:21,319 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-28 05:12:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:12:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:12:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:12:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-28 05:12:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-28 05:12:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 05:12:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-28 05:12:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2021-12-28 05:12:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2021-12-28 05:12:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 05:12:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 05:12:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-28 05:12:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-28 05:12:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-28 05:12:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-28 05:12:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-28 05:12:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-28 05:12:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-28 05:12:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-28 05:12:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 05:12:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 05:12:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-28 05:12:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-28 05:12:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-28 05:12:21,322 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-28 05:12:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-28 05:12:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-28 05:12:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-28 05:12:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-28 05:12:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-28 05:12:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-28 05:12:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_sky2_port [2021-12-28 05:12:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_sky2_port [2021-12-28 05:12:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-28 05:12:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-28 05:12:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-28 05:12:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-28 05:12:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-28 05:12:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-28 05:12:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-28 05:12:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-28 05:12:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 05:12:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 05:12:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 05:12:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 05:12:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:12:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2021-12-28 05:12:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2021-12-28 05:12:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 05:12:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 05:12:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-28 05:12:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-28 05:12:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-28 05:12:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-28 05:12:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-28 05:12:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-28 05:12:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-28 05:12:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-28 05:12:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:12:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:12:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2021-12-28 05:12:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2021-12-28 05:12:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-28 05:12:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-28 05:12:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-28 05:12:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-28 05:12:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-28 05:12:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-28 05:12:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-28 05:12:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-28 05:12:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-28 05:12:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-28 05:12:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 05:12:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 05:12:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-28 05:12:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-28 05:12:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-28 05:12:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2021-12-28 05:12:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 05:12:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 05:12:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-28 05:12:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-28 05:12:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 05:12:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 05:12:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-28 05:12:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-28 05:12:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 05:12:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-28 05:12:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-28 05:12:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-28 05:12:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 05:12:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 05:12:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-28 05:12:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-28 05:12:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-28 05:12:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-28 05:12:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-28 05:12:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-28 05:12:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-28 05:12:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-28 05:12:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:12:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:12:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-28 05:12:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-28 05:12:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-28 05:12:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-28 05:12:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-28 05:12:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-28 05:12:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-28 05:12:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-28 05:12:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 05:12:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 05:12:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-28 05:12:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-28 05:12:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:12:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-28 05:12:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-28 05:12:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:12:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:12:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-28 05:12:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-28 05:12:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2021-12-28 05:12:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2021-12-28 05:12:21,334 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-28 05:12:22,643 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:12:22,646 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:12:22,729 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:12:32,430 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:12:32,553 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:12:32,585 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:12:32,585 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-28 05:12:32,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:12:32 BoogieIcfgContainer [2021-12-28 05:12:32,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:12:32,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:12:32,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:12:32,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:12:32,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:12:11" (1/3) ... [2021-12-28 05:12:32,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1961b535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:12:32, skipping insertion in model container [2021-12-28 05:12:32,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:12:20" (2/3) ... [2021-12-28 05:12:32,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1961b535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:12:32, skipping insertion in model container [2021-12-28 05:12:32,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:12:32" (3/3) ... [2021-12-28 05:12:32,598 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2021-12-28 05:12:32,603 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:12:32,603 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-28 05:12:32,667 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:12:32,680 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 05:12:32,687 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-28 05:12:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 4377 states, 2916 states have (on average 1.2908093278463648) internal successors, (3764), 2997 states have internal predecessors, (3764), 1244 states have call successors, (1244), 216 states have call predecessors, (1244), 215 states have return successors, (1234), 1209 states have call predecessors, (1234), 1234 states have call successors, (1234) [2021-12-28 05:12:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-12-28 05:12:32,819 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:32,820 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:32,820 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:12:32,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:32,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1796799361, now seen corresponding path program 1 times [2021-12-28 05:12:32,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:32,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296167929] [2021-12-28 05:12:32,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:32,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:33,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:12:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:12:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:12:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:12:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:12:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:12:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:12:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:12:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-28 05:12:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-28 05:12:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-28 05:12:34,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:34,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296167929] [2021-12-28 05:12:34,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296167929] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:34,674 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:34,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:12:34,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127875373] [2021-12-28 05:12:34,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:34,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:12:34,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:34,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:12:34,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:12:34,721 INFO L87 Difference]: Start difference. First operand has 4377 states, 2916 states have (on average 1.2908093278463648) internal successors, (3764), 2997 states have internal predecessors, (3764), 1244 states have call successors, (1244), 216 states have call predecessors, (1244), 215 states have return successors, (1234), 1209 states have call predecessors, (1234), 1234 states have call successors, (1234) Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-28 05:12:46,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:46,326 INFO L93 Difference]: Finished difference Result 13275 states and 19411 transitions. [2021-12-28 05:12:46,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:12:46,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 382 [2021-12-28 05:12:46,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:46,417 INFO L225 Difference]: With dead ends: 13275 [2021-12-28 05:12:46,417 INFO L226 Difference]: Without dead ends: 8951 [2021-12-28 05:12:46,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:12:46,456 INFO L933 BasicCegarLoop]: 6397 mSDtfsCounter, 7658 mSDsluCounter, 5804 mSDsCounter, 0 mSdLazyCounter, 5314 mSolverCounterSat, 4168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8818 SdHoareTripleChecker+Valid, 12201 SdHoareTripleChecker+Invalid, 9482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4168 IncrementalHoareTripleChecker+Valid, 5314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:46,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8818 Valid, 12201 Invalid, 9482 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4168 Valid, 5314 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2021-12-28 05:12:46,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8951 states. [2021-12-28 05:12:46,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8951 to 8419. [2021-12-28 05:12:46,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8419 states, 5601 states have (on average 1.2776289948223531) internal successors, (7156), 5762 states have internal predecessors, (7156), 2389 states have call successors, (2389), 427 states have call predecessors, (2389), 426 states have return successors, (2385), 2335 states have call predecessors, (2385), 2385 states have call successors, (2385) [2021-12-28 05:12:47,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8419 states to 8419 states and 11930 transitions. [2021-12-28 05:12:47,012 INFO L78 Accepts]: Start accepts. Automaton has 8419 states and 11930 transitions. Word has length 382 [2021-12-28 05:12:47,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:12:47,013 INFO L470 AbstractCegarLoop]: Abstraction has 8419 states and 11930 transitions. [2021-12-28 05:12:47,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-28 05:12:47,014 INFO L276 IsEmpty]: Start isEmpty. Operand 8419 states and 11930 transitions. [2021-12-28 05:12:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2021-12-28 05:12:47,034 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:12:47,034 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 05:12:47,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:12:47,035 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-28 05:12:47,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:12:47,036 INFO L85 PathProgramCache]: Analyzing trace with hash 259100557, now seen corresponding path program 1 times [2021-12-28 05:12:47,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:12:47,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447960227] [2021-12-28 05:12:47,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:12:47,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:12:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:12:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:12:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:12:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:12:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:12:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:12:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:12:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:12:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:12:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:12:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:12:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:12:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:12:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:12:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:12:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:12:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:12:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:12:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:12:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:12:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:12:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:12:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:12:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:47,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:12:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:12:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:12:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:12:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:12:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:12:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:12:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:12:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:12:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-12-28 05:12:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-28 05:12:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2021-12-28 05:12:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:12:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:12:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2021-12-28 05:12:48,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:12:48,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447960227] [2021-12-28 05:12:48,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447960227] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:12:48,228 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:12:48,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:12:48,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729168079] [2021-12-28 05:12:48,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:12:48,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:12:48,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:12:48,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:12:48,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:12:48,245 INFO L87 Difference]: Start difference. First operand 8419 states and 11930 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-28 05:12:58,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:12:58,689 INFO L93 Difference]: Finished difference Result 21018 states and 29973 transitions. [2021-12-28 05:12:58,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:12:58,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 415 [2021-12-28 05:12:58,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:12:58,784 INFO L225 Difference]: With dead ends: 21018 [2021-12-28 05:12:58,785 INFO L226 Difference]: Without dead ends: 12668 [2021-12-28 05:12:58,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:12:58,837 INFO L933 BasicCegarLoop]: 6344 mSDtfsCounter, 7165 mSDsluCounter, 5825 mSDsCounter, 0 mSdLazyCounter, 5259 mSolverCounterSat, 4094 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8243 SdHoareTripleChecker+Valid, 12169 SdHoareTripleChecker+Invalid, 9353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4094 IncrementalHoareTripleChecker+Valid, 5259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2021-12-28 05:12:58,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8243 Valid, 12169 Invalid, 9353 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4094 Valid, 5259 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2021-12-28 05:12:58,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12668 states.