./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.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 2ff699a14ff18600b4164aac890b6c04e9203457f89a66ec1bef9ac9dce5edac --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:19:12,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:19:12,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:19:12,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:19:12,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:19:12,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:19:12,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:19:12,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:19:12,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:19:12,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:19:12,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:19:12,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:19:12,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:19:12,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:19:12,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:19:12,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:19:12,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:19:12,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:19:12,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:19:12,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:19:12,278 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:19:12,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:19:12,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:19:12,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:19:12,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:19:12,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:19:12,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:19:12,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:19:12,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:19:12,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:19:12,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:19:12,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:19:12,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:19:12,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:19:12,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:19:12,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:19:12,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:19:12,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:19:12,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:19:12,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:19:12,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:19:12,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:19:12,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 02:19:12,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:19:12,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:19:12,319 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:19:12,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:19:12,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:19:12,319 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:19:12,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:19:12,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:19:12,320 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:19:12,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:19:12,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 02:19:12,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:19:12,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:19:12,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:19:12,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:19:12,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:19:12,322 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:19:12,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:19:12,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:19:12,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:19:12,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:19:12,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:19:12,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:19:12,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:19:12,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:19:12,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 02:19:12,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 02:19:12,324 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:19:12,324 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:19:12,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:19:12,324 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ff699a14ff18600b4164aac890b6c04e9203457f89a66ec1bef9ac9dce5edac [2022-07-20 02:19:12,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:19:12,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:19:12,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:19:12,513 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:19:12,515 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:19:12,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2022-07-20 02:19:12,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e0c5fff/a820df50507c4288bc09fb148cccf34f/FLAGd1d444f93 [2022-07-20 02:19:13,256 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:19:13,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2022-07-20 02:19:13,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e0c5fff/a820df50507c4288bc09fb148cccf34f/FLAGd1d444f93 [2022-07-20 02:19:13,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e0c5fff/a820df50507c4288bc09fb148cccf34f [2022-07-20 02:19:13,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:19:13,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:19:13,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:19:13,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:19:13,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:19:13,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:19:13" (1/1) ... [2022-07-20 02:19:13,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d84e4b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:13, skipping insertion in model container [2022-07-20 02:19:13,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:19:13" (1/1) ... [2022-07-20 02:19:13,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:19:13,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:19:18,263 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555016,555029] [2022-07-20 02:19:18,266 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555185,555198] [2022-07-20 02:19:18,266 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555352,555365] [2022-07-20 02:19:18,266 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555520,555533] [2022-07-20 02:19:18,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:19:18,362 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:19:18,755 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555016,555029] [2022-07-20 02:19:18,756 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555185,555198] [2022-07-20 02:19:18,756 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555352,555365] [2022-07-20 02:19:18,756 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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[555520,555533] [2022-07-20 02:19:18,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:19:19,010 INFO L208 MainTranslator]: Completed translation [2022-07-20 02:19:19,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19 WrapperNode [2022-07-20 02:19:19,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 02:19:19,012 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 02:19:19,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 02:19:19,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 02:19:19,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,398 INFO L137 Inliner]: procedures = 740, calls = 4341, calls flagged for inlining = 368, calls inlined = 334, statements flattened = 10333 [2022-07-20 02:19:19,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 02:19:19,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 02:19:19,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 02:19:19,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 02:19:19,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 02:19:19,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 02:19:19,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 02:19:19,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 02:19:19,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (1/1) ... [2022-07-20 02:19:19,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:19:19,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 02:19:19,863 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) [2022-07-20 02:19:19,890 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 [2022-07-20 02:19:19,902 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-20 02:19:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-20 02:19:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-20 02:19:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-20 02:19:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 02:19:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 02:19:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-07-20 02:19:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-07-20 02:19:19,903 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_rx_irq [2022-07-20 02:19:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_rx_irq [2022-07-20 02:19:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_setup_rx_resources [2022-07-20 02:19:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_setup_rx_resources [2022-07-20 02:19:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 02:19:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 02:19:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_tx_ctxtdesc [2022-07-20 02:19:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_tx_ctxtdesc [2022-07-20 02:19:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_pointer [2022-07-20 02:19:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_pointer [2022-07-20 02:19:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-20 02:19:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-20 02:19:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_eitr [2022-07-20 02:19:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_eitr [2022-07-20 02:19:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-07-20 02:19:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-07-20 02:19:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 02:19:19,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 02:19:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_uc_addr_vf [2022-07-20 02:19:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_uc_addr_vf [2022-07-20 02:19:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-20 02:19:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-20 02:19:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 02:19:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 02:19:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 02:19:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 02:19:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~bool~0~TO~~s32~0 [2022-07-20 02:19:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~bool~0~TO~~s32~0 [2022-07-20 02:19:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 02:19:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 02:19:19,907 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_desc_unused [2022-07-20 02:19:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_desc_unused [2022-07-20 02:19:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_poll_for_ack [2022-07-20 02:19:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_poll_for_ack [2022-07-20 02:19:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_setup_tx_resources [2022-07-20 02:19:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_setup_tx_resources [2022-07-20 02:19:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_remove [2022-07-20 02:19:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_remove [2022-07-20 02:19:19,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 02:19:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 02:19:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 02:19:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 02:19:19,909 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-20 02:19:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-20 02:19:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-20 02:19:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-20 02:19:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-20 02:19:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-20 02:19:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 02:19:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 02:19:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-20 02:19:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-20 02:19:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 02:19:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 02:19:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 02:19:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_resume [2022-07-20 02:19:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_resume [2022-07-20 02:19:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-20 02:19:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-20 02:19:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-20 02:19:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-20 02:19:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-20 02:19:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-20 02:19:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_mbx_vf [2022-07-20 02:19:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_mbx_vf [2022-07-20 02:19:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_posted_mbx [2022-07-20 02:19:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_posted_mbx [2022-07-20 02:19:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_mbx_vf [2022-07-20 02:19:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_mbx_vf [2022-07-20 02:19:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 02:19:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 02:19:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-20 02:19:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-20 02:19:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-20 02:19:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reinit_locked [2022-07-20 02:19:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reinit_locked [2022-07-20 02:19:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_up [2022-07-20 02:19:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_up [2022-07-20 02:19:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-20 02:19:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-20 02:19:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 02:19:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 02:19:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-20 02:19:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-20 02:19:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_irq [2022-07-20 02:19:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_irq [2022-07-20 02:19:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_rar_vf [2022-07-20 02:19:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_rar_vf [2022-07-20 02:19:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-20 02:19:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 02:19:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 02:19:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_78 [2022-07-20 02:19:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_78 [2022-07-20 02:19:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header_len [2022-07-20 02:19:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header_len [2022-07-20 02:19:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-20 02:19:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 02:19:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 02:19:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_vfta_vf [2022-07-20 02:19:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_vfta_vf [2022-07-20 02:19:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-07-20 02:19:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-07-20 02:19:19,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 02:19:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 02:19:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_down [2022-07-20 02:19:19,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_down [2022-07-20 02:19:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 02:19:19,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 02:19:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-20 02:19:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-20 02:19:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-20 02:19:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-20 02:19:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure map_vector_to_txq [2022-07-20 02:19:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure map_vector_to_txq [2022-07-20 02:19:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-20 02:19:19,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-20 02:19:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_all_rx_resources [2022-07-20 02:19:19,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_all_rx_resources [2022-07-20 02:19:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 02:19:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 02:19:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_94 [2022-07-20 02:19:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_94 [2022-07-20 02:19:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-20 02:19:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-20 02:19:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_tx_timeout [2022-07-20 02:19:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_tx_timeout [2022-07-20 02:19:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 02:19:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 02:19:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-07-20 02:19:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-07-20 02:19:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_negotiate_api [2022-07-20 02:19:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_negotiate_api [2022-07-20 02:19:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-20 02:19:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-20 02:19:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 02:19:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 02:19:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 02:19:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 02:19:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 02:19:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 02:19:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 02:19:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_alloc_rx_buffers [2022-07-20 02:19:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_alloc_rx_buffers [2022-07-20 02:19:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-20 02:19:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-20 02:19:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_interrupt_scheme [2022-07-20 02:19:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_interrupt_scheme [2022-07-20 02:19:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-20 02:19:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-20 02:19:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 02:19:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-20 02:19:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-20 02:19:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 02:19:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 02:19:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 02:19:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 02:19:19,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 02:19:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 02:19:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_tx_resources [2022-07-20 02:19:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_tx_resources [2022-07-20 02:19:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_hw_vf [2022-07-20 02:19:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_hw_vf [2022-07-20 02:19:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-07-20 02:19:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-07-20 02:19:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_maybe_stop_tx [2022-07-20 02:19:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_maybe_stop_tx [2022-07-20 02:19:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_msg_vf [2022-07-20 02:19:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_msg_vf [2022-07-20 02:19:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-20 02:19:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-20 02:19:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_busy_poll_recv [2022-07-20 02:19:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_busy_poll_recv [2022-07-20 02:19:19,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_posted_mbx [2022-07-20 02:19:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_posted_mbx [2022-07-20 02:19:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~TO~~s32~0 [2022-07-20 02:19:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~TO~~s32~0 [2022-07-20 02:19:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 02:19:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 02:19:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-20 02:19:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-20 02:19:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 02:19:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 02:19:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~s32~0 [2022-07-20 02:19:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~s32~0 [2022-07-20 02:19:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_last_counter_stats [2022-07-20 02:19:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_last_counter_stats [2022-07-20 02:19:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_io_resume [2022-07-20 02:19:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_io_resume [2022-07-20 02:19:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-20 02:19:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-20 02:19:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_up_complete [2022-07-20 02:19:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_up_complete [2022-07-20 02:19:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-07-20 02:19:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-07-20 02:19:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_ivar [2022-07-20 02:19:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_ivar [2022-07-20 02:19:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_bit_vf [2022-07-20 02:19:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_bit_vf [2022-07-20 02:19:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 02:19:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 02:19:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-20 02:19:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-20 02:19:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_shutdown [2022-07-20 02:19:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_shutdown [2022-07-20 02:19:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset_interrupt_capability [2022-07-20 02:19:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset_interrupt_capability [2022-07-20 02:19:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 02:19:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 02:19:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-20 02:19:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-20 02:19:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_nway_reset [2022-07-20 02:19:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_nway_reset [2022-07-20 02:19:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-20 02:19:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-20 02:19:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_obtain_mbx_lock_vf [2022-07-20 02:19:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_obtain_mbx_lock_vf [2022-07-20 02:19:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_tx_ring [2022-07-20 02:19:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_tx_ring [2022-07-20 02:19:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_rst_vf [2022-07-20 02:19:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_rst_vf [2022-07-20 02:19:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_v2p_mailbox [2022-07-20 02:19:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_v2p_mailbox [2022-07-20 02:19:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 02:19:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 02:19:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_ack_vf [2022-07-20 02:19:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_ack_vf [2022-07-20 02:19:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 02:19:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 02:19:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 02:19:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 02:19:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_update_stats [2022-07-20 02:19:19,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_update_stats [2022-07-20 02:19:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 02:19:19,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 02:19:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_irq_enable [2022-07-20 02:19:19,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_irq_enable [2022-07-20 02:19:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 02:19:19,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 02:19:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-20 02:19:19,944 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-20 02:19:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 02:19:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 02:19:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-20 02:19:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_start_hw_vf [2022-07-20 02:19:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_start_hw_vf [2022-07-20 02:19:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-20 02:19:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-20 02:19:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-20 02:19:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-20 02:19:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure napi_hash_del [2022-07-20 02:19:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_hash_del [2022-07-20 02:19:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 02:19:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 02:19:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-07-20 02:19:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-07-20 02:19:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-07-20 02:19:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-07-20 02:19:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_rx_mode [2022-07-20 02:19:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_rx_mode [2022-07-20 02:19:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-20 02:19:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-20 02:19:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-20 02:19:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-20 02:19:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 02:19:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 02:19:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~~u32~0~TO~~s32~0 [2022-07-20 02:19:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~~u32~0~TO~~s32~0 [2022-07-20 02:19:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_poll_for_msg [2022-07-20 02:19:19,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_poll_for_msg [2022-07-20 02:19:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_suspend [2022-07-20 02:19:19,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_suspend [2022-07-20 02:19:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-20 02:19:19,948 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-20 02:19:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-20 02:19:19,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-20 02:19:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-20 02:19:19,948 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-20 02:19:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 02:19:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 02:19:19,949 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 02:19:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-20 02:19:19,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-20 02:19:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 02:19:19,949 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 02:19:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_link_test [2022-07-20 02:19:19,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_link_test [2022-07-20 02:19:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 02:19:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_vlan_rx_add_vid [2022-07-20 02:19:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_vlan_rx_add_vid [2022-07-20 02:19:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure map_vector_to_rxq [2022-07-20 02:19:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure map_vector_to_rxq [2022-07-20 02:19:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~~s32~0 [2022-07-20 02:19:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~~s32~0 [2022-07-20 02:19:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-20 02:19:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-20 02:19:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-07-20 02:19:19,950 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-07-20 02:19:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 02:19:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_mac_addr_vf [2022-07-20 02:19:19,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_mac_addr_vf [2022-07-20 02:19:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_configure [2022-07-20 02:19:19,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_configure [2022-07-20 02:19:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_all_tx_resources [2022-07-20 02:19:19,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_all_tx_resources [2022-07-20 02:19:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 02:19:19,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 02:19:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-20 02:19:19,951 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-20 02:19:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_queues [2022-07-20 02:19:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_queues [2022-07-20 02:19:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 02:19:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 02:19:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-20 02:19:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-20 02:19:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_msg_read_ack [2022-07-20 02:19:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_msg_read_ack [2022-07-20 02:19:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 02:19:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 02:19:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 02:19:19,952 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 02:19:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-20 02:19:19,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-20 02:19:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 02:19:19,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 02:19:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-07-20 02:19:19,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-07-20 02:19:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_open [2022-07-20 02:19:19,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_open [2022-07-20 02:19:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-07-20 02:19:19,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2022-07-20 02:19:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_93 [2022-07-20 02:19:19,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_93 [2022-07-20 02:19:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ixgbevf_exit_module_17_2 [2022-07-20 02:19:19,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ixgbevf_exit_module_17_2 [2022-07-20 02:19:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_mac_link_vf [2022-07-20 02:19:19,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_mac_link_vf [2022-07-20 02:19:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clear_interrupt_scheme [2022-07-20 02:19:19,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clear_interrupt_scheme [2022-07-20 02:19:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_regs_len [2022-07-20 02:19:19,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_regs_len [2022-07-20 02:19:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-20 02:19:19,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-20 02:19:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-20 02:19:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-20 02:19:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-20 02:19:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-20 02:19:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-20 02:19:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-20 02:19:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_update_mc_addr_list_vf [2022-07-20 02:19:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_update_mc_addr_list_vf [2022-07-20 02:19:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_rx_resources [2022-07-20 02:19:19,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_rx_resources [2022-07-20 02:19:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 02:19:19,956 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 02:19:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_77 [2022-07-20 02:19:19,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_77 [2022-07-20 02:19:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-20 02:19:19,956 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-20 02:19:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 02:19:19,956 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 02:19:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-20 02:19:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_mbx_params_vf [2022-07-20 02:19:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_mbx_params_vf [2022-07-20 02:19:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-07-20 02:19:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-07-20 02:19:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_q_vectors [2022-07-20 02:19:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_q_vectors [2022-07-20 02:19:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 02:19:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 02:19:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_disable_rx_queue [2022-07-20 02:19:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_disable_rx_queue [2022-07-20 02:19:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset [2022-07-20 02:19:19,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset [2022-07-20 02:19:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_close [2022-07-20 02:19:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_close [2022-07-20 02:19:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-20 02:19:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-20 02:19:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-07-20 02:19:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-07-20 02:19:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-07-20 02:19:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-07-20 02:19:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-20 02:19:19,958 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-20 02:19:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-07-20 02:19:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-07-20 02:19:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-20 02:19:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-20 02:19:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-07-20 02:19:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-07-20 02:19:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-07-20 02:19:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-07-20 02:19:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-20 02:19:19,959 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-20 02:19:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-20 02:19:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-20 02:19:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 02:19:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 02:19:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-20 02:19:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-20 02:19:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-20 02:19:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-07-20 02:19:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_rx_ring [2022-07-20 02:19:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_rx_ring [2022-07-20 02:19:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_stop_hw_vf [2022-07-20 02:19:19,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_stop_hw_vf [2022-07-20 02:19:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-07-20 02:19:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-07-20 02:19:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset_hw_vf [2022-07-20 02:19:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset_hw_vf [2022-07-20 02:19:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-20 02:19:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-20 02:19:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 02:19:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 02:19:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_unmap_and_free_tx_resource [2022-07-20 02:19:19,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_unmap_and_free_tx_resource [2022-07-20 02:19:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 02:19:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-07-20 02:19:19,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-07-20 02:19:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 02:19:19,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 02:19:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-20 02:19:19,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-20 02:19:21,121 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 02:19:21,124 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 02:19:21,267 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 02:21:43,714 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 02:21:43,791 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 02:21:43,813 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 02:21:43,813 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-07-20 02:21:43,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:21:43 BoogieIcfgContainer [2022-07-20 02:21:43,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 02:21:43,820 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 02:21:43,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 02:21:43,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 02:21:43,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:19:13" (1/3) ... [2022-07-20 02:21:43,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@699b47f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:21:43, skipping insertion in model container [2022-07-20 02:21:43,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:19" (2/3) ... [2022-07-20 02:21:43,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@699b47f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:21:43, skipping insertion in model container [2022-07-20 02:21:43,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:21:43" (3/3) ... [2022-07-20 02:21:43,826 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2022-07-20 02:21:43,836 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 02:21:43,836 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-20 02:21:43,944 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 02:21:43,949 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2585bf3f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1698adf1 [2022-07-20 02:21:43,949 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-20 02:21:43,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 3949 states, 2826 states have (on average 1.3209483368719037) internal successors, (3733), 2870 states have internal predecessors, (3733), 915 states have call successors, (915), 206 states have call predecessors, (915), 205 states have return successors, (908), 904 states have call predecessors, (908), 908 states have call successors, (908) [2022-07-20 02:21:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-07-20 02:21:43,977 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:21:43,978 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:21:43,978 INFO L420 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)] === [2022-07-20 02:21:43,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:21:43,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1402311750, now seen corresponding path program 1 times [2022-07-20 02:21:43,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 02:21:43,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415986897] [2022-07-20 02:21:43,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:21:43,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 02:21:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 02:21:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 02:21:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 02:21:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 02:21:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 02:21:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 02:21:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 02:21:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 02:21:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 02:21:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 02:21:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 02:21:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 02:21:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 02:21:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 02:21:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 02:21:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 02:21:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-20 02:21:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-20 02:21:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-20 02:21:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-20 02:21:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-20 02:21:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-20 02:21:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-20 02:21:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-20 02:21:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-20 02:21:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-20 02:21:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-20 02:21:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-20 02:21:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-20 02:21:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:21:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-20 02:21:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2022-07-20 02:21:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:21:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3741 trivial. 0 not checked. [2022-07-20 02:21:45,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 02:21:45,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415986897] [2022-07-20 02:21:45,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415986897] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:21:45,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:21:45,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 02:21:45,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038139562] [2022-07-20 02:21:45,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:21:45,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 02:21:45,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 02:21:45,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 02:21:45,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 02:21:45,604 INFO L87 Difference]: Start difference. First operand has 3949 states, 2826 states have (on average 1.3209483368719037) internal successors, (3733), 2870 states have internal predecessors, (3733), 915 states have call successors, (915), 206 states have call predecessors, (915), 205 states have return successors, (908), 904 states have call predecessors, (908), 908 states have call successors, (908) Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-20 02:21:47,698 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 02:21:49,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 02:22:11,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:11,375 INFO L93 Difference]: Finished difference Result 12254 states and 17890 transitions. [2022-07-20 02:22:11,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 02:22:11,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 347 [2022-07-20 02:22:11,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:11,443 INFO L225 Difference]: With dead ends: 12254 [2022-07-20 02:22:11,443 INFO L226 Difference]: Without dead ends: 8357 [2022-07-20 02:22:11,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 02:22:11,476 INFO L413 NwaCegarLoop]: 5763 mSDtfsCounter, 7629 mSDsluCounter, 5940 mSDsCounter, 0 mSdLazyCounter, 3949 mSolverCounterSat, 2894 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8414 SdHoareTripleChecker+Valid, 11703 SdHoareTripleChecker+Invalid, 6845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2894 IncrementalHoareTripleChecker+Valid, 3949 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:11,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8414 Valid, 11703 Invalid, 6845 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2894 Valid, 3949 Invalid, 2 Unknown, 0 Unchecked, 24.8s Time] [2022-07-20 02:22:11,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2022-07-20 02:22:11,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 7671. [2022-07-20 02:22:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7671 states, 5511 states have (on average 1.2796225730357467) internal successors, (7052), 5598 states have internal predecessors, (7052), 1751 states have call successors, (1751), 407 states have call predecessors, (1751), 406 states have return successors, (1747), 1739 states have call predecessors, (1747), 1747 states have call successors, (1747) [2022-07-20 02:22:11,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7671 states to 7671 states and 10550 transitions. [2022-07-20 02:22:11,861 INFO L78 Accepts]: Start accepts. Automaton has 7671 states and 10550 transitions. Word has length 347 [2022-07-20 02:22:11,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:11,862 INFO L495 AbstractCegarLoop]: Abstraction has 7671 states and 10550 transitions. [2022-07-20 02:22:11,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-20 02:22:11,863 INFO L276 IsEmpty]: Start isEmpty. Operand 7671 states and 10550 transitions. [2022-07-20 02:22:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-07-20 02:22:11,873 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:11,873 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:22:11,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 02:22:11,874 INFO L420 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)] === [2022-07-20 02:22:11,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:11,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1469013218, now seen corresponding path program 1 times [2022-07-20 02:22:11,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 02:22:11,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985877888] [2022-07-20 02:22:11,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:11,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 02:22:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 02:22:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 02:22:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 02:22:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 02:22:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 02:22:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 02:22:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 02:22:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 02:22:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 02:22:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 02:22:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 02:22:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 02:22:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 02:22:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 02:22:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 02:22:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 02:22:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-20 02:22:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-20 02:22:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-20 02:22:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-20 02:22:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-20 02:22:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-20 02:22:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-20 02:22:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-20 02:22:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-20 02:22:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-20 02:22:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-20 02:22:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-20 02:22:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-20 02:22:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-20 02:22:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-20 02:22:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3741 trivial. 0 not checked. [2022-07-20 02:22:12,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 02:22:12,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985877888] [2022-07-20 02:22:12,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985877888] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:12,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:12,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 02:22:12,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999533617] [2022-07-20 02:22:12,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:12,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 02:22:12,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 02:22:12,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 02:22:12,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 02:22:12,949 INFO L87 Difference]: Start difference. First operand 7671 states and 10550 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-20 02:22:15,024 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 02:22:17,318 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 02:22:42,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:42,521 INFO L93 Difference]: Finished difference Result 18351 states and 25495 transitions. [2022-07-20 02:22:42,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 02:22:42,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 359 [2022-07-20 02:22:42,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:42,578 INFO L225 Difference]: With dead ends: 18351 [2022-07-20 02:22:42,579 INFO L226 Difference]: Without dead ends: 10743 [2022-07-20 02:22:42,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 02:22:42,607 INFO L413 NwaCegarLoop]: 6015 mSDtfsCounter, 6278 mSDsluCounter, 6090 mSDsCounter, 0 mSdLazyCounter, 3791 mSolverCounterSat, 2422 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6931 SdHoareTripleChecker+Valid, 12105 SdHoareTripleChecker+Invalid, 6215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2422 IncrementalHoareTripleChecker+Valid, 3791 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:42,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6931 Valid, 12105 Invalid, 6215 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2422 Valid, 3791 Invalid, 2 Unknown, 0 Unchecked, 28.8s Time] [2022-07-20 02:22:42,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10743 states. [2022-07-20 02:22:42,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10743 to 9855. [2022-07-20 02:22:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9855 states, 7177 states have (on average 1.2834053225581719) internal successors, (9211), 7283 states have internal predecessors, (9211), 2163 states have call successors, (2163), 514 states have call predecessors, (2163), 512 states have return successors, (2159), 2146 states have call predecessors, (2159), 2159 states have call successors, (2159) [2022-07-20 02:22:43,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9855 states to 9855 states and 13533 transitions. [2022-07-20 02:22:43,042 INFO L78 Accepts]: Start accepts. Automaton has 9855 states and 13533 transitions. Word has length 359 [2022-07-20 02:22:43,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:43,043 INFO L495 AbstractCegarLoop]: Abstraction has 9855 states and 13533 transitions. [2022-07-20 02:22:43,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-20 02:22:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 9855 states and 13533 transitions. [2022-07-20 02:22:43,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-07-20 02:22:43,052 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:43,052 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:22:43,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 02:22:43,053 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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)] === [2022-07-20 02:22:43,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:43,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1172111729, now seen corresponding path program 1 times [2022-07-20 02:22:43,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 02:22:43,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787026241] [2022-07-20 02:22:43,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:43,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 02:22:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 02:22:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 02:22:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 02:22:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 02:22:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 02:22:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 02:22:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 02:22:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 02:22:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 02:22:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 02:22:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 02:22:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 02:22:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 02:22:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 02:22:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 02:22:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 02:22:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-20 02:22:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-20 02:22:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-20 02:22:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-20 02:22:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-20 02:22:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-20 02:22:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:43,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-20 02:22:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-20 02:22:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-20 02:22:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-20 02:22:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-20 02:22:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-20 02:22:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-20 02:22:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:22:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-20 02:22:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-07-20 02:22:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3741 trivial. 0 not checked. [2022-07-20 02:22:44,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 02:22:44,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787026241] [2022-07-20 02:22:44,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787026241] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:44,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:44,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 02:22:44,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766268814] [2022-07-20 02:22:44,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:44,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 02:22:44,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 02:22:44,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 02:22:44,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 02:22:44,124 INFO L87 Difference]: Start difference. First operand 9855 states and 13533 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-20 02:22:46,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 02:22:48,477 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 02:23:11,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:23:11,432 INFO L93 Difference]: Finished difference Result 22097 states and 30570 transitions. [2022-07-20 02:23:11,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 02:23:11,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 365 [2022-07-20 02:23:11,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:23:11,505 INFO L225 Difference]: With dead ends: 22097 [2022-07-20 02:23:11,505 INFO L226 Difference]: Without dead ends: 12305 [2022-07-20 02:23:11,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 02:23:11,545 INFO L413 NwaCegarLoop]: 5551 mSDtfsCounter, 6128 mSDsluCounter, 5870 mSDsCounter, 0 mSdLazyCounter, 3819 mSolverCounterSat, 2664 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6735 SdHoareTripleChecker+Valid, 11421 SdHoareTripleChecker+Invalid, 6485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2664 IncrementalHoareTripleChecker+Valid, 3819 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2022-07-20 02:23:11,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6735 Valid, 11421 Invalid, 6485 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2664 Valid, 3819 Invalid, 2 Unknown, 0 Unchecked, 26.6s Time] [2022-07-20 02:23:11,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12305 states. [2022-07-20 02:23:11,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12305 to 11231. [2022-07-20 02:23:11,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11231 states, 8105 states have (on average 1.2769895126465145) internal successors, (10350), 8227 states have internal predecessors, (10350), 2485 states have call successors, (2485), 641 states have call predecessors, (2485), 638 states have return successors, (2482), 2456 states have call predecessors, (2482), 2481 states have call successors, (2482) [2022-07-20 02:23:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11231 states to 11231 states and 15317 transitions. [2022-07-20 02:23:11,926 INFO L78 Accepts]: Start accepts. Automaton has 11231 states and 15317 transitions. Word has length 365 [2022-07-20 02:23:11,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:23:11,927 INFO L495 AbstractCegarLoop]: Abstraction has 11231 states and 15317 transitions. [2022-07-20 02:23:11,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-07-20 02:23:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 11231 states and 15317 transitions. [2022-07-20 02:23:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-07-20 02:23:11,934 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:23:11,934 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 29, 29, 29, 29, 29, 29, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:23:11,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 02:23:11,935 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-07-20 02:23:11,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:23:11,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1097921211, now seen corresponding path program 1 times [2022-07-20 02:23:11,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 02:23:11,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480480756] [2022-07-20 02:23:11,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:23:11,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 02:23:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-20 02:23:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-20 02:23:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-20 02:23:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-07-20 02:23:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-20 02:23:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-20 02:23:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:12,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-20 02:23:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-20 02:23:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-07-20 02:23:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-20 02:23:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-20 02:23:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-07-20 02:23:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-20 02:23:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-20 02:23:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-20 02:23:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-20 02:23:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-20 02:23:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-20 02:23:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-20 02:23:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-20 02:23:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-20 02:23:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-20 02:23:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-20 02:23:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-20 02:23:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-20 02:23:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-20 02:23:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-20 02:23:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-20 02:23:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-20 02:23:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-07-20 02:23:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-07-20 02:23:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-07-20 02:23:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-20 02:23:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-07-20 02:23:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-20 02:23:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-20 02:23:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-20 02:23:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-20 02:23:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4054 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4054 trivial. 0 not checked. [2022-07-20 02:23:13,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 02:23:13,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480480756] [2022-07-20 02:23:13,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480480756] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:23:13,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:23:13,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 02:23:13,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558686101] [2022-07-20 02:23:13,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:23:13,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 02:23:13,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 02:23:13,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 02:23:13,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 02:23:13,434 INFO L87 Difference]: Start difference. First operand 11231 states and 15317 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-07-20 02:23:15,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []