./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.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 fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 10:56:42,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 10:56:42,301 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 10:56:42,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 10:56:42,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 10:56:42,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 10:56:42,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 10:56:42,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 10:56:42,347 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 10:56:42,347 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 10:56:42,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 10:56:42,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 10:56:42,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 10:56:42,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 10:56:42,348 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 10:56:42,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 10:56:42,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 10:56:42,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 10:56:42,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 10:56:42,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 10:56:42,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 10:56:42,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 10:56:42,353 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 10:56:42,354 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 10:56:42,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 10:56:42,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 10:56:42,355 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 10:56:42,355 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 10:56:42,355 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 10:56:42,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 10:56:42,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 10:56:42,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 10:56:42,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 10:56:42,356 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 10:56:42,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 10:56:42,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 10:56:42,357 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 10:56:42,357 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 10:56:42,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 10:56:42,357 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2024-11-12 10:56:42,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 10:56:42,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 10:56:42,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 10:56:42,599 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 10:56:42,599 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 10:56:42,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2024-11-12 10:56:43,981 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 10:56:44,399 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 10:56:44,400 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-dnet.cil.i [2024-11-12 10:56:44,459 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de1062612/904d5556b88346b7ace552ef85e64c5d/FLAG1cbf420ed [2024-11-12 10:56:44,474 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de1062612/904d5556b88346b7ace552ef85e64c5d [2024-11-12 10:56:44,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 10:56:44,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 10:56:44,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 10:56:44,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 10:56:44,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 10:56:44,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:56:44" (1/1) ... [2024-11-12 10:56:44,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4971dc43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:44, skipping insertion in model container [2024-11-12 10:56:44,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:56:44" (1/1) ... [2024-11-12 10:56:44,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 10:56:46,516 WARN L250 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-dnet.cil.i[305216,305229] [2024-11-12 10:56:46,520 WARN L250 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-dnet.cil.i[305385,305398] [2024-11-12 10:56:46,521 WARN L250 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-dnet.cil.i[305552,305565] [2024-11-12 10:56:46,521 WARN L250 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-dnet.cil.i[305720,305733] [2024-11-12 10:56:46,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 10:56:46,570 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 10:56:46,656 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"); [5181] [2024-11-12 10:56:46,659 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)); [5188] [2024-11-12 10:56:46,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2024-11-12 10:56:46,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2024-11-12 10:56:46,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2024-11-12 10:56:46,667 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2024-11-12 10:56:46,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5522-5523] [2024-11-12 10:56:46,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2024-11-12 10:56:46,931 WARN L250 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-dnet.cil.i[305216,305229] [2024-11-12 10:56:46,932 WARN L250 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-dnet.cil.i[305385,305398] [2024-11-12 10:56:46,932 WARN L250 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-dnet.cil.i[305552,305565] [2024-11-12 10:56:46,933 WARN L250 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-dnet.cil.i[305720,305733] [2024-11-12 10:56:46,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 10:56:47,117 INFO L204 MainTranslator]: Completed translation [2024-11-12 10:56:47,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47 WrapperNode [2024-11-12 10:56:47,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 10:56:47,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 10:56:47,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 10:56:47,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 10:56:47,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:47,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:47,362 INFO L138 Inliner]: procedures = 410, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 5062 [2024-11-12 10:56:47,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 10:56:47,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 10:56:47,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 10:56:47,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 10:56:47,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:47,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:47,399 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,046 INFO L175 MemorySlicer]: Split 898 memory accesses to 23 slices as follows [4, 1, 4, 4, 5, 1, 4, 1, 4, 5, 1, 2, 26, 5, 5, 203, 5, 13, 5, 1, 449, 149, 1]. 50 percent of accesses are in the largest equivalence class. The 224 initializations are split as follows [4, 1, 4, 4, 5, 1, 4, 1, 4, 5, 1, 2, 0, 5, 5, 0, 5, 13, 5, 0, 5, 149, 1]. The 367 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 0, 0, 174, 0, 0, 0, 0, 169, 0, 0]. [2024-11-12 10:56:48,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 10:56:48,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 10:56:48,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 10:56:48,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 10:56:48,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (1/1) ... [2024-11-12 10:56:48,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 10:56:48,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 10:56:48,292 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) [2024-11-12 10:56:48,293 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 [2024-11-12 10:56:48,326 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2024-11-12 10:56:48,326 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2024-11-12 10:56:48,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-12 10:56:48,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-12 10:56:48,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-12 10:56:48,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-12 10:56:48,327 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-12 10:56:48,327 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-12 10:56:48,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-12 10:56:48,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-12 10:56:48,328 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-12 10:56:48,328 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-12 10:56:48,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2024-11-12 10:56:48,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2024-11-12 10:56:48,329 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2024-11-12 10:56:48,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2024-11-12 10:56:48,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-12 10:56:48,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-12 10:56:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-12 10:56:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-12 10:56:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-12 10:56:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-12 10:56:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-12 10:56:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-12 10:56:48,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-12 10:56:48,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-12 10:56:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 10:56:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-12 10:56:48,331 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-12 10:56:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-12 10:56:48,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-12 10:56:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-12 10:56:48,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-12 10:56:48,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-12 10:56:48,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-12 10:56:48,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 10:56:48,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-12 10:56:48,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-12 10:56:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-12 10:56:48,336 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-12 10:56:48,336 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 10:56:48,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-12 10:56:48,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-12 10:56:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2024-11-12 10:56:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2024-11-12 10:56:48,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-12 10:56:48,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-12 10:56:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-12 10:56:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-12 10:56:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-12 10:56:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-12 10:56:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-12 10:56:48,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 10:56:48,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-12 10:56:48,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-12 10:56:48,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-12 10:56:48,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-12 10:56:48,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-12 10:56:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-12 10:56:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-12 10:56:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-12 10:56:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-12 10:56:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-12 10:56:48,345 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-12 10:56:48,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-12 10:56:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-12 10:56:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 10:56:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-12 10:56:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2024-11-12 10:56:48,346 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-12 10:56:48,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-12 10:56:48,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-12 10:56:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-12 10:56:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-12 10:56:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-12 10:56:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-12 10:56:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-12 10:56:48,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-12 10:56:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-12 10:56:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-12 10:56:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-12 10:56:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-12 10:56:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2024-11-12 10:56:48,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2024-11-12 10:56:48,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-12 10:56:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2024-11-12 10:56:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-12 10:56:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2024-11-12 10:56:48,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 10:56:48,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-12 10:56:48,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-12 10:56:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-12 10:56:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-12 10:56:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-12 10:56:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-12 10:56:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-12 10:56:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-12 10:56:48,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-12 10:56:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-12 10:56:48,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-12 10:56:48,355 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-12 10:56:48,357 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 10:56:48,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-12 10:56:48,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-12 10:56:48,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2024-11-12 10:56:48,358 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2024-11-12 10:56:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-12 10:56:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2024-11-12 10:56:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2024-11-12 10:56:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-12 10:56:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-12 10:56:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-12 10:56:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-12 10:56:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-12 10:56:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-12 10:56:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-12 10:56:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-12 10:56:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-12 10:56:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-12 10:56:48,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-12 10:56:48,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-12 10:56:48,363 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-12 10:56:48,363 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-12 10:56:48,991 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 10:56:48,995 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 10:56:49,580 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-12 10:56:57,848 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-12 10:56:58,403 INFO L? ?]: Removed 1842 outVars from TransFormulas that were not future-live. [2024-11-12 10:56:58,403 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 10:56:58,445 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 10:56:58,446 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 10:56:58,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:56:58 BoogieIcfgContainer [2024-11-12 10:56:58,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 10:56:58,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 10:56:58,448 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 10:56:58,452 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 10:56:58,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:56:44" (1/3) ... [2024-11-12 10:56:58,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b2543bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:56:58, skipping insertion in model container [2024-11-12 10:56:58,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:56:47" (2/3) ... [2024-11-12 10:56:58,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b2543bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:56:58, skipping insertion in model container [2024-11-12 10:56:58,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:56:58" (3/3) ... [2024-11-12 10:56:58,455 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2024-11-12 10:56:58,468 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 10:56:58,468 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-12 10:56:58,559 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 10:56:58,565 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;@45aa2187, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 10:56:58,565 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-12 10:56:58,576 INFO L276 IsEmpty]: Start isEmpty. Operand has 1578 states, 1140 states have (on average 1.2763157894736843) internal successors, (1455), 1150 states have internal predecessors, (1455), 369 states have call successors, (369), 67 states have call predecessors, (369), 66 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) [2024-11-12 10:56:58,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-12 10:56:58,593 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 10:56:58,594 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 10:56:58,594 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)] === [2024-11-12 10:56:58,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 10:56:58,599 INFO L85 PathProgramCache]: Analyzing trace with hash 747103678, now seen corresponding path program 1 times [2024-11-12 10:56:58,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 10:56:58,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159408008] [2024-11-12 10:56:58,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 10:56:58,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 10:57:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 10:57:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 10:57:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-12 10:57:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-12 10:57:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 10:57:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-12 10:57:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-12 10:57:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 10:57:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-12 10:57:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-12 10:57:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 10:57:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-12 10:57:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-12 10:57:02,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 10:57:02,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159408008] [2024-11-12 10:57:02,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159408008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 10:57:02,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 10:57:02,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 10:57:02,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163478652] [2024-11-12 10:57:02,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 10:57:02,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 10:57:02,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 10:57:02,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 10:57:02,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 10:57:02,545 INFO L87 Difference]: Start difference. First operand has 1578 states, 1140 states have (on average 1.2763157894736843) internal successors, (1455), 1150 states have internal predecessors, (1455), 369 states have call successors, (369), 67 states have call predecessors, (369), 66 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-12 10:57:06,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:57:10,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:57:19,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 10:57:19,822 INFO L93 Difference]: Finished difference Result 4628 states and 6562 transitions. [2024-11-12 10:57:19,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 10:57:19,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 134 [2024-11-12 10:57:19,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 10:57:19,856 INFO L225 Difference]: With dead ends: 4628 [2024-11-12 10:57:19,856 INFO L226 Difference]: Without dead ends: 3063 [2024-11-12 10:57:19,867 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 10:57:19,869 INFO L435 NwaCegarLoop]: 1604 mSDtfsCounter, 2613 mSDsluCounter, 2363 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 842 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2945 SdHoareTripleChecker+Valid, 3967 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 842 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2024-11-12 10:57:19,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2945 Valid, 3967 Invalid, 2533 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [842 Valid, 1689 Invalid, 2 Unknown, 0 Unchecked, 16.7s Time] [2024-11-12 10:57:19,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2024-11-12 10:57:20,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 3035. [2024-11-12 10:57:20,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3035 states, 2214 states have (on average 1.2664859981933152) internal successors, (2804), 2232 states have internal predecessors, (2804), 689 states have call successors, (689), 130 states have call predecessors, (689), 129 states have return successors, (686), 682 states have call predecessors, (686), 686 states have call successors, (686) [2024-11-12 10:57:20,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4179 transitions. [2024-11-12 10:57:20,184 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4179 transitions. Word has length 134 [2024-11-12 10:57:20,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 10:57:20,187 INFO L471 AbstractCegarLoop]: Abstraction has 3035 states and 4179 transitions. [2024-11-12 10:57:20,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-12 10:57:20,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4179 transitions. [2024-11-12 10:57:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-12 10:57:20,191 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 10:57:20,191 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 10:57:20,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 10:57:20,191 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)] === [2024-11-12 10:57:20,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 10:57:20,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1805009885, now seen corresponding path program 1 times [2024-11-12 10:57:20,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 10:57:20,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679152085] [2024-11-12 10:57:20,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 10:57:20,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 10:57:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 10:57:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 10:57:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-12 10:57:22,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-12 10:57:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 10:57:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-12 10:57:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-12 10:57:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 10:57:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-12 10:57:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-12 10:57:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:22,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:23,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 10:57:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:23,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-12 10:57:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-12 10:57:23,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 10:57:23,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679152085] [2024-11-12 10:57:23,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679152085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 10:57:23,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 10:57:23,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 10:57:23,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338616334] [2024-11-12 10:57:23,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 10:57:23,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 10:57:23,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 10:57:23,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 10:57:23,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 10:57:23,031 INFO L87 Difference]: Start difference. First operand 3035 states and 4179 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-12 10:57:27,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:57:31,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:57:37,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:57:45,252 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 [] [2024-11-12 10:57:48,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 10:57:48,811 INFO L93 Difference]: Finished difference Result 8845 states and 12361 transitions. [2024-11-12 10:57:48,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 10:57:48,812 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 138 [2024-11-12 10:57:48,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 10:57:48,856 INFO L225 Difference]: With dead ends: 8845 [2024-11-12 10:57:48,857 INFO L226 Difference]: Without dead ends: 5835 [2024-11-12 10:57:48,872 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 10:57:48,874 INFO L435 NwaCegarLoop]: 1843 mSDtfsCounter, 2462 mSDsluCounter, 2535 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 845 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2742 SdHoareTripleChecker+Valid, 4378 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 845 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2024-11-12 10:57:48,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2742 Valid, 4378 Invalid, 2590 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [845 Valid, 1741 Invalid, 4 Unknown, 0 Unchecked, 25.2s Time] [2024-11-12 10:57:48,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5835 states. [2024-11-12 10:57:49,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5835 to 5780. [2024-11-12 10:57:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5780 states, 4228 states have (on average 1.2637180700094608) internal successors, (5343), 4270 states have internal predecessors, (5343), 1288 states have call successors, (1288), 258 states have call predecessors, (1288), 261 states have return successors, (1477), 1269 states have call predecessors, (1477), 1285 states have call successors, (1477) [2024-11-12 10:57:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5780 states to 5780 states and 8108 transitions. [2024-11-12 10:57:49,183 INFO L78 Accepts]: Start accepts. Automaton has 5780 states and 8108 transitions. Word has length 138 [2024-11-12 10:57:49,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 10:57:49,184 INFO L471 AbstractCegarLoop]: Abstraction has 5780 states and 8108 transitions. [2024-11-12 10:57:49,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-12 10:57:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 5780 states and 8108 transitions. [2024-11-12 10:57:49,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-12 10:57:49,188 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 10:57:49,188 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 10:57:49,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 10:57:49,193 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)] === [2024-11-12 10:57:49,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 10:57:49,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1062423343, now seen corresponding path program 1 times [2024-11-12 10:57:49,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 10:57:49,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25599599] [2024-11-12 10:57:49,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 10:57:49,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 10:57:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-12 10:57:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 10:57:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-12 10:57:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-12 10:57:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-12 10:57:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-12 10:57:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-12 10:57:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 10:57:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-12 10:57:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-12 10:57:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 10:57:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-12 10:57:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-12 10:57:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 10:57:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-12 10:57:52,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 10:57:52,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25599599] [2024-11-12 10:57:52,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25599599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 10:57:52,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 10:57:52,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 10:57:52,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766371153] [2024-11-12 10:57:52,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 10:57:52,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 10:57:52,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 10:57:52,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 10:57:52,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 10:57:52,868 INFO L87 Difference]: Start difference. First operand 5780 states and 8108 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-12 10:57:56,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:58:00,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:58:06,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 10:58:14,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 10:58:14,786 INFO L93 Difference]: Finished difference Result 16496 states and 23058 transitions. [2024-11-12 10:58:14,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 10:58:14,787 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 145 [2024-11-12 10:58:14,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 10:58:14,892 INFO L225 Difference]: With dead ends: 16496 [2024-11-12 10:58:14,893 INFO L226 Difference]: Without dead ends: 10741 [2024-11-12 10:58:14,935 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 10:58:14,940 INFO L435 NwaCegarLoop]: 1587 mSDtfsCounter, 2162 mSDsluCounter, 2246 mSDsCounter, 0 mSdLazyCounter, 2031 mSolverCounterSat, 769 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2466 SdHoareTripleChecker+Valid, 3833 SdHoareTripleChecker+Invalid, 2802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 769 IncrementalHoareTripleChecker+Valid, 2031 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2024-11-12 10:58:14,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2466 Valid, 3833 Invalid, 2802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [769 Valid, 2031 Invalid, 2 Unknown, 0 Unchecked, 21.2s Time]