./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.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 --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 6b81be647295ba0700d02fa1d093d31284b02ba80deefc4d677fbd988693200b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:13:10,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:13:10,319 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:13:10,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:13:10,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:13:10,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:13:10,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:13:10,353 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:13:10,354 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:13:10,354 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:13:10,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:13:10,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:13:10,356 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:13:10,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:13:10,358 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:13:10,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:13:10,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:13:10,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:13:10,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:13:10,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:13:10,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:13:10,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:13:10,364 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:13:10,364 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:13:10,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:13:10,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:13:10,369 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:13:10,369 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:13:10,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:13:10,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:13:10,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:13:10,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:13:10,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:13:10,370 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:13:10,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:13:10,371 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:13:10,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:13:10,372 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:13:10,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:13:10,372 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b81be647295ba0700d02fa1d093d31284b02ba80deefc4d677fbd988693200b [2024-10-24 14:13:10,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:13:10,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:13:10,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:13:10,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:13:10,675 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:13:10,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2024-10-24 14:13:12,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:13:12,743 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:13:12,744 INFO L180 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-8390-axnet_cs.cil.i [2024-10-24 14:13:12,804 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e57b1a3/7fda6d64ce594506b31a74649cad1c9c/FLAGda92d6c04 [2024-10-24 14:13:12,825 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e57b1a3/7fda6d64ce594506b31a74649cad1c9c [2024-10-24 14:13:12,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:13:12,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:13:12,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:13:12,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:13:12,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:13:12,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:13:12" (1/1) ... [2024-10-24 14:13:12,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aea1759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:12, skipping insertion in model container [2024-10-24 14:13:12,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:13:12" (1/1) ... [2024-10-24 14:13:12,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:13:15,424 WARN L248 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-8390-axnet_cs.cil.i[315060,315073] [2024-10-24 14:13:15,432 WARN L248 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-8390-axnet_cs.cil.i[315229,315242] [2024-10-24 14:13:15,433 WARN L248 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-8390-axnet_cs.cil.i[315396,315409] [2024-10-24 14:13:15,433 WARN L248 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-8390-axnet_cs.cil.i[315564,315577] [2024-10-24 14:13:15,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:13:15,524 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:13:15,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5461] [2024-10-24 14:13:15,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5468] [2024-10-24 14:13:15,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5475] [2024-10-24 14:13:15,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5569] [2024-10-24 14:13:15,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5577] [2024-10-24 14:13:15,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5608] [2024-10-24 14:13:15,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsw": "+S" (addr), "+c" (count): "d" (port)); [5615] [2024-10-24 14:13:15,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insw": "+D" (addr), "+c" (count): "d" (port)); [5622] [2024-10-24 14:13:15,932 WARN L248 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-8390-axnet_cs.cil.i[315060,315073] [2024-10-24 14:13:15,933 WARN L248 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-8390-axnet_cs.cil.i[315229,315242] [2024-10-24 14:13:15,933 WARN L248 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-8390-axnet_cs.cil.i[315396,315409] [2024-10-24 14:13:15,933 WARN L248 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-8390-axnet_cs.cil.i[315564,315577] [2024-10-24 14:13:15,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:13:16,074 INFO L204 MainTranslator]: Completed translation [2024-10-24 14:13:16,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16 WrapperNode [2024-10-24 14:13:16,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:13:16,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 14:13:16,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 14:13:16,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 14:13:16,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:16,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:16,437 INFO L138 Inliner]: procedures = 370, calls = 2290, calls flagged for inlining = 174, calls inlined = 154, statements flattened = 4770 [2024-10-24 14:13:16,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 14:13:16,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 14:13:16,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 14:13:16,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 14:13:16,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:16,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:16,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,224 INFO L175 MemorySlicer]: Split 1225 memory accesses to 11 slices as follows [1, 1034, 2, 1, 50, 56, 35, 6, 7, 5, 28]. 84 percent of accesses are in the largest equivalence class. The 734 initializations are split as follows [1, 674, 2, 0, 46, 0, 0, 6, 0, 5, 0]. The 242 writes are split as follows [0, 132, 0, 0, 0, 48, 30, 0, 6, 0, 26]. [2024-10-24 14:13:17,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,226 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 14:13:17,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 14:13:17,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 14:13:17,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 14:13:17,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (1/1) ... [2024-10-24 14:13:17,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:13:17,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:13:17,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 14:13:17,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 14:13:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_page_lock_of_ei_device [2024-10-24 14:13:17,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_page_lock_of_ei_device [2024-10-24 14:13:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 14:13:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 14:13:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 14:13:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 14:13:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 14:13:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 14:13:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-24 14:13:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-24 14:13:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-24 14:13:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 14:13:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 14:13:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 14:13:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 14:13:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 14:13:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_detach [2024-10-24 14:13:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_detach [2024-10-24 14:13:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 14:13:17,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 14:13:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-24 14:13:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-24 14:13:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-24 14:13:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-24 14:13:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure AX88190_init [2024-10-24 14:13:17,572 INFO L138 BoogieDeclarations]: Found implementation of procedure AX88190_init [2024-10-24 14:13:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2024-10-24 14:13:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2024-10-24 14:13:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 14:13:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 14:13:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2024-10-24 14:13:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2024-10-24 14:13:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-24 14:13:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-24 14:13:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_70 [2024-10-24 14:13:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_70 [2024-10-24 14:13:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-24 14:13:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-24 14:13:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2024-10-24 14:13:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2024-10-24 14:13:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 14:13:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 14:13:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 14:13:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-24 14:13:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-24 14:13:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 14:13:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 14:13:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 14:13:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-24 14:13:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-24 14:13:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-24 14:13:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-24 14:13:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-24 14:13:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-24 14:13:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-24 14:13:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-24 14:13:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2024-10-24 14:13:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2024-10-24 14:13:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-24 14:13:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-24 14:13:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_release [2024-10-24 14:13:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_release [2024-10-24 14:13:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-10-24 14:13:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-10-24 14:13:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_write_config_byte [2024-10-24 14:13:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_write_config_byte [2024-10-24 14:13:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2024-10-24 14:13:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2024-10-24 14:13:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-10-24 14:13:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-10-24 14:13:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2024-10-24 14:13:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2024-10-24 14:13:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-10-24 14:13:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-24 14:13:17,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 14:13:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-24 14:13:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-24 14:13:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 14:13:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 14:13:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2024-10-24 14:13:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2024-10-24 14:13:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-24 14:13:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-24 14:13:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2024-10-24 14:13:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2024-10-24 14:13:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2024-10-24 14:13:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2024-10-24 14:13:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 14:13:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 14:13:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 14:13:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 14:13:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 14:13:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 14:13:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 14:13:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 14:13:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 14:13:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 14:13:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 14:13:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 14:13:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 14:13:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 14:13:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-10-24 14:13:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-10-24 14:13:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-24 14:13:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-24 14:13:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 14:13:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 14:13:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-24 14:13:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-24 14:13:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-10-24 14:13:17,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-10-24 14:13:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-24 14:13:17,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-24 14:13:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 14:13:17,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 14:13:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 14:13:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 14:13:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 14:13:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 14:13:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-24 14:13:17,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-24 14:13:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-24 14:13:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-24 14:13:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-24 14:13:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2024-10-24 14:13:17,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2024-10-24 14:13:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 14:13:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 14:13:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 14:13:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 14:13:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 14:13:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 14:13:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 14:13:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 14:13:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-24 14:13:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-24 14:13:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-24 14:13:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-24 14:13:17,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 14:13:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 14:13:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 14:13:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 14:13:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 14:13:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 14:13:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-24 14:13:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-24 14:13:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2024-10-24 14:13:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2024-10-24 14:13:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-24 14:13:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-24 14:13:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-24 14:13:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-24 14:13:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-24 14:13:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 14:13:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 14:13:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 14:13:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 14:13:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 14:13:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 14:13:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-10-24 14:13:17,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-10-24 14:13:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 14:13:17,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 14:13:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_reset_8390 [2024-10-24 14:13:17,598 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_reset_8390 [2024-10-24 14:13:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_tx_timeout [2024-10-24 14:13:17,598 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_tx_timeout [2024-10-24 14:13:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-24 14:13:17,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-24 14:13:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 14:13:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2024-10-24 14:13:17,599 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2024-10-24 14:13:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-24 14:13:17,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-24 14:13:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_cs_driver_exit [2024-10-24 14:13:17,599 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_cs_driver_exit [2024-10-24 14:13:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 14:13:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-24 14:13:17,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-24 14:13:17,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 14:13:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 14:13:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 14:13:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 14:13:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 14:13:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:13:17,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:13:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-24 14:13:17,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-24 14:13:17,602 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-24 14:13:17,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-24 14:13:17,602 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2024-10-24 14:13:17,602 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2024-10-24 14:13:17,602 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-24 14:13:17,603 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-24 14:13:17,603 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2024-10-24 14:13:17,603 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2024-10-24 14:13:17,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 14:13:17,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 14:13:17,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 14:13:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 14:13:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-24 14:13:17,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-24 14:13:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-24 14:13:17,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-24 14:13:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 14:13:17,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 14:13:18,330 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 14:13:18,334 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 14:13:18,591 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 14:13:25,787 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-24 14:13:26,519 INFO L? ?]: Removed 1697 outVars from TransFormulas that were not future-live. [2024-10-24 14:13:26,519 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 14:13:26,842 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 14:13:26,843 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 14:13:26,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:13:26 BoogieIcfgContainer [2024-10-24 14:13:26,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 14:13:26,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 14:13:26,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 14:13:26,851 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 14:13:26,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:13:12" (1/3) ... [2024-10-24 14:13:26,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74eb1e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:13:26, skipping insertion in model container [2024-10-24 14:13:26,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:13:16" (2/3) ... [2024-10-24 14:13:26,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74eb1e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:13:26, skipping insertion in model container [2024-10-24 14:13:26,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:13:26" (3/3) ... [2024-10-24 14:13:26,858 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2024-10-24 14:13:26,879 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 14:13:26,879 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-24 14:13:27,042 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 14:13:27,051 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@44318c11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 14:13:27,052 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-24 14:13:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 1309 states, 846 states have (on average 1.408983451536643) internal successors, (1192), 870 states have internal predecessors, (1192), 400 states have call successors, (400), 62 states have call predecessors, (400), 61 states have return successors, (394), 386 states have call predecessors, (394), 394 states have call successors, (394) [2024-10-24 14:13:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-10-24 14:13:27,079 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:13:27,081 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:13:27,081 INFO L396 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)] === [2024-10-24 14:13:27,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:13:27,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1118023324, now seen corresponding path program 1 times [2024-10-24 14:13:27,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:13:27,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941624068] [2024-10-24 14:13:27,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:13:27,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:13:27,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:13:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:13:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:13:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:13:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:13:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:13:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:13:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 14:13:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-24 14:13:28,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:13:28,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941624068] [2024-10-24 14:13:28,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941624068] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:13:28,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:13:28,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:13:28,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182971269] [2024-10-24 14:13:28,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:13:28,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:13:28,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:13:28,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:13:28,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:13:28,389 INFO L87 Difference]: Start difference. First operand has 1309 states, 846 states have (on average 1.408983451536643) internal successors, (1192), 870 states have internal predecessors, (1192), 400 states have call successors, (400), 62 states have call predecessors, (400), 61 states have return successors, (394), 386 states have call predecessors, (394), 394 states have call successors, (394) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-10-24 14:13:34,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:13:40,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:13:42,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:13:42,075 INFO L93 Difference]: Finished difference Result 3823 states and 5897 transitions. [2024-10-24 14:13:42,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:13:42,078 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 91 [2024-10-24 14:13:42,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:13:42,113 INFO L225 Difference]: With dead ends: 3823 [2024-10-24 14:13:42,113 INFO L226 Difference]: Without dead ends: 2519 [2024-10-24 14:13:42,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:13:42,131 INFO L432 NwaCegarLoop]: 1314 mSDtfsCounter, 2188 mSDsluCounter, 1751 mSDsCounter, 0 mSdLazyCounter, 1983 mSolverCounterSat, 948 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2547 SdHoareTripleChecker+Valid, 3065 SdHoareTripleChecker+Invalid, 2933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 948 IncrementalHoareTripleChecker+Valid, 1983 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-10-24 14:13:42,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2547 Valid, 3065 Invalid, 2933 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [948 Valid, 1983 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2024-10-24 14:13:42,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2519 states. [2024-10-24 14:13:42,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2519 to 2507. [2024-10-24 14:13:42,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2507 states, 1639 states have (on average 1.3984136668700426) internal successors, (2292), 1684 states have internal predecessors, (2292), 747 states have call successors, (747), 119 states have call predecessors, (747), 118 states have return successors, (743), 727 states have call predecessors, (743), 743 states have call successors, (743) [2024-10-24 14:13:42,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2507 states and 3782 transitions. [2024-10-24 14:13:42,426 INFO L78 Accepts]: Start accepts. Automaton has 2507 states and 3782 transitions. Word has length 91 [2024-10-24 14:13:42,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:13:42,427 INFO L471 AbstractCegarLoop]: Abstraction has 2507 states and 3782 transitions. [2024-10-24 14:13:42,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-10-24 14:13:42,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3782 transitions. [2024-10-24 14:13:42,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-10-24 14:13:42,435 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:13:42,435 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:13:42,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 14:13:42,436 INFO L396 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)] === [2024-10-24 14:13:42,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:13:42,438 INFO L85 PathProgramCache]: Analyzing trace with hash -2046840343, now seen corresponding path program 1 times [2024-10-24 14:13:42,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:13:42,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806687892] [2024-10-24 14:13:42,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:13:42,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:13:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:13:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:13:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:13:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:13:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:13:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:13:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:13:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:42,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 14:13:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-24 14:13:43,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:13:43,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806687892] [2024-10-24 14:13:43,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806687892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:13:43,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:13:43,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:13:43,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70240173] [2024-10-24 14:13:43,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:13:43,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:13:43,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:13:43,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:13:43,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:13:43,005 INFO L87 Difference]: Start difference. First operand 2507 states and 3782 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-10-24 14:13:47,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:13:51,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:13:51,674 INFO L93 Difference]: Finished difference Result 7083 states and 10665 transitions. [2024-10-24 14:13:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:13:51,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 99 [2024-10-24 14:13:51,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:13:51,714 INFO L225 Difference]: With dead ends: 7083 [2024-10-24 14:13:51,714 INFO L226 Difference]: Without dead ends: 4591 [2024-10-24 14:13:51,727 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:13:51,729 INFO L432 NwaCegarLoop]: 1316 mSDtfsCounter, 1869 mSDsluCounter, 1746 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 882 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2186 SdHoareTripleChecker+Valid, 3062 SdHoareTripleChecker+Invalid, 2961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 882 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2024-10-24 14:13:51,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2186 Valid, 3062 Invalid, 2961 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [882 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2024-10-24 14:13:51,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4591 states. [2024-10-24 14:13:51,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4591 to 4548. [2024-10-24 14:13:51,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4548 states, 2972 states have (on average 1.392664872139973) internal successors, (4139), 3054 states have internal predecessors, (4139), 1342 states have call successors, (1342), 230 states have call predecessors, (1342), 231 states have return successors, (1344), 1309 states have call predecessors, (1344), 1338 states have call successors, (1344) [2024-10-24 14:13:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4548 states to 4548 states and 6825 transitions. [2024-10-24 14:13:52,023 INFO L78 Accepts]: Start accepts. Automaton has 4548 states and 6825 transitions. Word has length 99 [2024-10-24 14:13:52,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:13:52,023 INFO L471 AbstractCegarLoop]: Abstraction has 4548 states and 6825 transitions. [2024-10-24 14:13:52,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-10-24 14:13:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 4548 states and 6825 transitions. [2024-10-24 14:13:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-10-24 14:13:52,027 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:13:52,027 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2024-10-24 14:13:52,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 14:13:52,028 INFO L396 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)] === [2024-10-24 14:13:52,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:13:52,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1607897171, now seen corresponding path program 1 times [2024-10-24 14:13:52,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:13:52,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024269128] [2024-10-24 14:13:52,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:13:52,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:13:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:13:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:13:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:13:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:13:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:13:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:13:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:13:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 14:13:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 14:13:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:13:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-24 14:13:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:13:52,696 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-10-24 14:13:52,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:13:52,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024269128] [2024-10-24 14:13:52,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024269128] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:13:52,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:13:52,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:13:52,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171261326] [2024-10-24 14:13:52,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:13:52,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:13:52,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:13:52,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:13:52,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:13:52,700 INFO L87 Difference]: Start difference. First operand 4548 states and 6825 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-24 14:13:57,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:14:03,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:14:05,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:14:05,231 INFO L93 Difference]: Finished difference Result 12246 states and 18262 transitions. [2024-10-24 14:14:05,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:14:05,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 103 [2024-10-24 14:14:05,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:14:05,286 INFO L225 Difference]: With dead ends: 12246 [2024-10-24 14:14:05,287 INFO L226 Difference]: Without dead ends: 7713 [2024-10-24 14:14:05,310 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:14:05,312 INFO L432 NwaCegarLoop]: 1310 mSDtfsCounter, 1720 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 898 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2021 SdHoareTripleChecker+Valid, 3062 SdHoareTripleChecker+Invalid, 2868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 898 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-10-24 14:14:05,314 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2021 Valid, 3062 Invalid, 2868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [898 Valid, 1968 Invalid, 2 Unknown, 0 Unchecked, 12.1s Time] [2024-10-24 14:14:05,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7713 states. [2024-10-24 14:14:05,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7713 to 7656. [2024-10-24 14:14:05,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7656 states, 4930 states have (on average 1.3718052738336715) internal successors, (6763), 5068 states have internal predecessors, (6763), 2292 states have call successors, (2292), 434 states have call predecessors, (2292), 431 states have return successors, (2300), 2219 states have call predecessors, (2300), 2288 states have call successors, (2300) [2024-10-24 14:14:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7656 states to 7656 states and 11355 transitions. [2024-10-24 14:14:05,745 INFO L78 Accepts]: Start accepts. Automaton has 7656 states and 11355 transitions. Word has length 103 [2024-10-24 14:14:05,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:14:05,746 INFO L471 AbstractCegarLoop]: Abstraction has 7656 states and 11355 transitions. [2024-10-24 14:14:05,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-24 14:14:05,747 INFO L276 IsEmpty]: Start isEmpty. Operand 7656 states and 11355 transitions. [2024-10-24 14:14:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-10-24 14:14:05,754 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:14:05,754 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 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] [2024-10-24 14:14:05,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 14:14:05,756 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:14:05,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:14:05,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1318821847, now seen corresponding path program 1 times [2024-10-24 14:14:05,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:14:05,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653359688] [2024-10-24 14:14:05,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:14:05,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:14:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:14:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:14:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:14:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:14:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:14:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:14:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:14:06,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:14:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:14:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-24 14:14:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:14:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-24 14:14:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 14:14:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:06,328 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2024-10-24 14:14:06,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:14:06,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653359688] [2024-10-24 14:14:06,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653359688] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:14:06,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:14:06,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:14:06,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619808574] [2024-10-24 14:14:06,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:14:06,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:14:06,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:14:06,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:14:06,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:14:06,332 INFO L87 Difference]: Start difference. First operand 7656 states and 11355 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-10-24 14:14:11,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:14:14,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:14:14,082 INFO L93 Difference]: Finished difference Result 13433 states and 19881 transitions. [2024-10-24 14:14:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:14:14,083 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 122 [2024-10-24 14:14:14,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:14:14,131 INFO L225 Difference]: With dead ends: 13433 [2024-10-24 14:14:14,131 INFO L226 Difference]: Without dead ends: 5792 [2024-10-24 14:14:14,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:14:14,169 INFO L432 NwaCegarLoop]: 1733 mSDtfsCounter, 1702 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1923 mSolverCounterSat, 753 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 3192 SdHoareTripleChecker+Invalid, 2677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 753 IncrementalHoareTripleChecker+Valid, 1923 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-10-24 14:14:14,170 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1911 Valid, 3192 Invalid, 2677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [753 Valid, 1923 Invalid, 1 Unknown, 0 Unchecked, 7.4s Time] [2024-10-24 14:14:14,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5792 states. [2024-10-24 14:14:14,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5792 to 5729. [2024-10-24 14:14:14,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5729 states, 3696 states have (on average 1.353896103896104) internal successors, (5004), 3840 states have internal predecessors, (5004), 1675 states have call successors, (1675), 394 states have call predecessors, (1675), 355 states have return successors, (1707), 1529 states have call predecessors, (1707), 1671 states have call successors, (1707) [2024-10-24 14:14:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5729 states to 5729 states and 8386 transitions. [2024-10-24 14:14:14,495 INFO L78 Accepts]: Start accepts. Automaton has 5729 states and 8386 transitions. Word has length 122 [2024-10-24 14:14:14,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:14:14,496 INFO L471 AbstractCegarLoop]: Abstraction has 5729 states and 8386 transitions. [2024-10-24 14:14:14,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-10-24 14:14:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 5729 states and 8386 transitions. [2024-10-24 14:14:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-24 14:14:14,500 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:14:14,500 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 4, 4, 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] [2024-10-24 14:14:14,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 14:14:14,501 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:14:14,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:14:14,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1723267059, now seen corresponding path program 1 times [2024-10-24 14:14:14,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:14:14,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533054673] [2024-10-24 14:14:14,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:14:14,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:14:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:14:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:14:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:14:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:14:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:14:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:14:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:14:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:14:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:14:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:14:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:14:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:14:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:14:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 14:14:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2024-10-24 14:14:15,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:14:15,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533054673] [2024-10-24 14:14:15,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533054673] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:14:15,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:14:15,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:14:15,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276143678] [2024-10-24 14:14:15,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:14:15,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:14:15,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:14:15,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:14:15,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:14:15,225 INFO L87 Difference]: Start difference. First operand 5729 states and 8386 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-24 14:14:20,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:14:22,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:14:22,561 INFO L93 Difference]: Finished difference Result 5755 states and 8428 transitions. [2024-10-24 14:14:22,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:14:22,562 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 134 [2024-10-24 14:14:22,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:14:22,605 INFO L225 Difference]: With dead ends: 5755 [2024-10-24 14:14:22,605 INFO L226 Difference]: Without dead ends: 5753 [2024-10-24 14:14:22,609 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:14:22,610 INFO L432 NwaCegarLoop]: 1298 mSDtfsCounter, 1779 mSDsluCounter, 2824 mSDsCounter, 0 mSdLazyCounter, 2833 mSolverCounterSat, 731 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2026 SdHoareTripleChecker+Valid, 4122 SdHoareTripleChecker+Invalid, 3565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 731 IncrementalHoareTripleChecker+Valid, 2833 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2024-10-24 14:14:22,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2026 Valid, 4122 Invalid, 3565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [731 Valid, 2833 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2024-10-24 14:14:22,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5753 states. [2024-10-24 14:14:22,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5753 to 5733. [2024-10-24 14:14:22,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5733 states, 3699 states have (on average 1.3536090835360908) internal successors, (5007), 3843 states have internal predecessors, (5007), 1675 states have call successors, (1675), 395 states have call predecessors, (1675), 356 states have return successors, (1707), 1529 states have call predecessors, (1707), 1671 states have call successors, (1707) [2024-10-24 14:14:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5733 states to 5733 states and 8389 transitions. [2024-10-24 14:14:22,899 INFO L78 Accepts]: Start accepts. Automaton has 5733 states and 8389 transitions. Word has length 134 [2024-10-24 14:14:22,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:14:22,900 INFO L471 AbstractCegarLoop]: Abstraction has 5733 states and 8389 transitions. [2024-10-24 14:14:22,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-24 14:14:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 5733 states and 8389 transitions. [2024-10-24 14:14:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-24 14:14:22,905 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:14:22,905 INFO L215 NwaCegarLoop]: trace histogram [11, 7, 7, 7, 7, 7, 7, 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] [2024-10-24 14:14:22,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 14:14:22,906 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2024-10-24 14:14:22,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:14:22,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1006624707, now seen corresponding path program 1 times [2024-10-24 14:14:22,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:14:22,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921316521] [2024-10-24 14:14:22,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:14:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:14:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:14:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:14:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:14:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:14:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:14:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:14:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:14:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-24 14:14:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:14:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:14:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 14:14:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:14:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 14:14:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 14:14:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 14:14:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 14:14:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:14:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2024-10-24 14:14:23,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:14:23,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921316521] [2024-10-24 14:14:23,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921316521] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:14:23,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:14:23,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:14:23,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615556856] [2024-10-24 14:14:23,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:14:23,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:14:23,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:14:23,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:14:23,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:14:23,598 INFO L87 Difference]: Start difference. First operand 5733 states and 8389 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)