./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 c7c6ca5d 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-?-c7c6ca5-m [2024-11-09 05:17:42,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:17:42,493 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 05:17:42,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:17:42,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:17:42,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:17:42,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:17:42,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:17:42,533 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 05:17:42,533 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 05:17:42,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:17:42,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:17:42,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:17:42,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:17:42,537 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 05:17:42,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:17:42,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:17:42,538 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:17:42,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:17:42,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:17:42,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:17:42,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:17:42,539 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:17:42,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:17:42,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:17:42,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:17:42,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:17:42,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:17:42,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:17:42,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 05:17:42,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:17:42,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:17:42,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:17:42,543 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 05:17:42,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:17:42,544 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:17:42,544 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 05:17:42,544 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 05:17:42,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:17:42,545 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2024-11-09 05:17:42,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:17:42,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:17:42,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:17:42,872 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:17:42,872 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:17:42,874 INFO L431 ainManager$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 [2024-11-09 05:17:44,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:17:44,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:17:44,904 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 [2024-11-09 05:17:44,958 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe331e04/bbf9b8a5b6bb4e44833f6a653a68df3a/FLAG552a0cae0 [2024-11-09 05:17:44,981 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe331e04/bbf9b8a5b6bb4e44833f6a653a68df3a [2024-11-09 05:17:44,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:17:44,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:17:44,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:44,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:17:44,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:17:44,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:44" (1/1) ... [2024-11-09 05:17:45,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8c8e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:44, skipping insertion in model container [2024-11-09 05:17:45,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:44" (1/1) ... [2024-11-09 05:17:45,136 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:17:48,564 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] [2024-11-09 05:17:48,568 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] [2024-11-09 05:17:48,568 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] [2024-11-09 05:17:48,569 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] [2024-11-09 05:17:48,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:48,664 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:17:48,788 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] [2024-11-09 05:17:48,791 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] [2024-11-09 05:17:48,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2024-11-09 05:17:48,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2024-11-09 05:17:48,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2024-11-09 05:17:48,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2024-11-09 05:17:48,812 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] [2024-11-09 05:17:48,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2024-11-09 05:17:49,080 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] [2024-11-09 05:17:49,081 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] [2024-11-09 05:17:49,082 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] [2024-11-09 05:17:49,082 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] [2024-11-09 05:17:49,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:49,234 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:17:49,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49 WrapperNode [2024-11-09 05:17:49,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:49,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:49,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:17:49,237 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:17:49,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:49,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:49,590 INFO L138 Inliner]: procedures = 410, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 5062 [2024-11-09 05:17:49,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:49,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:17:49,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:17:49,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:17:49,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:49,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:49,637 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,631 INFO L175 MemorySlicer]: Split 898 memory accesses to 23 slices as follows [203, 4, 1, 4, 4, 5, 1, 4, 1, 4, 5, 1, 2, 1, 26, 449, 5, 13, 5, 5, 5, 149, 1]. 50 percent of accesses are in the largest equivalence class. The 224 initializations are split as follows [0, 4, 1, 4, 4, 5, 1, 4, 1, 4, 5, 1, 2, 0, 0, 5, 5, 13, 5, 5, 5, 149, 1]. The 367 writes are split as follows [174, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 169, 0, 0, 0, 0, 0, 0, 0]. [2024-11-09 05:17:50,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:17:50,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:17:50,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:17:50,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:17:50,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (1/1) ... [2024-11-09 05:17:50,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 05:17:50,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 05:17:50,905 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) [2024-11-09 05:17:50,912 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 [2024-11-09 05:17:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2024-11-09 05:17:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2024-11-09 05:17:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 05:17:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 05:17:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:17:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:17:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-09 05:17:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-09 05:17:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-09 05:17:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-09 05:17:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 05:17:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 05:17:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2024-11-09 05:17:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2024-11-09 05:17:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2024-11-09 05:17:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2024-11-09 05:17:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 05:17:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 05:17:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-09 05:17:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-09 05:17:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-09 05:17:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-09 05:17:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-09 05:17:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 05:17:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-09 05:17:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 05:17:50,963 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 05:17:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 05:17:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 05:17:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 05:17:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 05:17:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 05:17:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 05:17:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-09 05:17:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-09 05:17:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-09 05:17:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-09 05:17:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-09 05:17:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-09 05:17:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-09 05:17:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-09 05:17:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-09 05:17:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-09 05:17:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-09 05:17:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-09 05:17:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-09 05:17:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-09 05:17:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-09 05:17:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-09 05:17:50,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-09 05:17:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 05:17:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 05:17:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-09 05:17:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-09 05:17:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-09 05:17:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-09 05:17:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-09 05:17:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-09 05:17:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-09 05:17:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-09 05:17:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-09 05:17:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-09 05:17:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 05:17:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 05:17:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-09 05:17:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-09 05:17:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 05:17:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 05:17:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 05:17:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-09 05:17:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-09 05:17:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-09 05:17:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-09 05:17:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-09 05:17:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-09 05:17:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-09 05:17:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 05:17:50,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 05:17:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2024-11-09 05:17:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2024-11-09 05:17:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-09 05:17:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-09 05:17:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:17:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-09 05:17:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-09 05:17:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-09 05:17:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-09 05:17:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-09 05:17:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-09 05:17:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 05:17:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 05:17:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 05:17:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-09 05:17:50,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-09 05:17:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-09 05:17:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-09 05:17:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-09 05:17:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-09 05:17:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:17:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 05:17:50,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:17:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:17:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-09 05:17:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-09 05:17:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 05:17:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 05:17:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-09 05:17:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-09 05:17:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-09 05:17:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-09 05:17:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-09 05:17:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-09 05:17:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 05:17:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 05:17:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:17:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:17:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 05:17:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 05:17:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2024-11-09 05:17:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 05:17:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-09 05:17:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-09 05:17:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-09 05:17:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 05:17:50,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-09 05:17:50,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:17:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:17:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2024-11-09 05:17:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2024-11-09 05:17:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-09 05:17:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-09 05:17:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2024-11-09 05:17:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2024-11-09 05:17:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 05:17:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 05:17:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2024-11-09 05:17:50,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2024-11-09 05:17:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:17:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 05:17:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-09 05:17:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:17:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 05:17:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 05:17:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-09 05:17:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 05:17:50,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 05:17:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 05:17:50,999 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 05:17:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 05:17:51,000 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 05:17:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 05:17:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-09 05:17:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-09 05:17:51,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-09 05:17:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:17:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:17:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2024-11-09 05:17:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2024-11-09 05:17:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-09 05:17:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-09 05:17:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2024-11-09 05:17:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2024-11-09 05:17:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2024-11-09 05:17:51,005 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 05:17:51,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-09 05:17:51,006 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 05:17:51,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 05:17:51,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 05:17:51,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 05:17:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-09 05:17:51,008 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-09 05:17:51,814 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:17:51,818 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:17:52,632 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:18:04,965 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-09 05:18:05,754 INFO L? ?]: Removed 1842 outVars from TransFormulas that were not future-live. [2024-11-09 05:18:05,755 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:18:05,810 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:18:05,811 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:18:05,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:18:05 BoogieIcfgContainer [2024-11-09 05:18:05,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:18:05,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:18:05,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:18:05,818 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:18:05,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:17:44" (1/3) ... [2024-11-09 05:18:05,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@107efa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:18:05, skipping insertion in model container [2024-11-09 05:18:05,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:49" (2/3) ... [2024-11-09 05:18:05,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@107efa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:18:05, skipping insertion in model container [2024-11-09 05:18:05,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:18:05" (3/3) ... [2024-11-09 05:18:05,822 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2024-11-09 05:18:05,841 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:18:05,842 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-09 05:18:05,964 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:18:05,974 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;@70c5c86e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:18:05,974 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-09 05:18:05,987 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) [2024-11-09 05:18:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 05:18:06,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:18:06,008 INFO L215 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] [2024-11-09 05:18:06,009 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)] === [2024-11-09 05:18:06,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:18:06,016 INFO L85 PathProgramCache]: Analyzing trace with hash 747103678, now seen corresponding path program 1 times [2024-11-09 05:18:06,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 05:18:06,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634146126] [2024-11-09 05:18:06,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:06,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:18:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 05:18:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 05:18:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 05:18:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 05:18:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-09 05:18:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 05:18:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 05:18:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 05:18:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 05:18:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 05:18:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 05:18:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-09 05:18:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:09,680 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:18:09,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 05:18:09,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634146126] [2024-11-09 05:18:09,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634146126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:18:09,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:18:09,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:18:09,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201876733] [2024-11-09 05:18:09,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:18:09,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:18:09,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 05:18:09,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:18:09,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:18:09,725 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) [2024-11-09 05:18:13,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:17,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:23,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:32,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:18:32,833 INFO L93 Difference]: Finished difference Result 4628 states and 6562 transitions. [2024-11-09 05:18:32,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:18:32,838 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 [2024-11-09 05:18:32,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:18:32,889 INFO L225 Difference]: With dead ends: 4628 [2024-11-09 05:18:32,890 INFO L226 Difference]: Without dead ends: 3063 [2024-11-09 05:18:32,912 INFO L431 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 [2024-11-09 05:18:32,917 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 2613 mSDsluCounter, 2363 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 842 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s 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, 22.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:18:32,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2945 Valid, 3967 Invalid, 2533 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [842 Valid, 1689 Invalid, 2 Unknown, 0 Unchecked, 22.4s Time] [2024-11-09 05:18:32,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2024-11-09 05:18:33,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 3035. [2024-11-09 05:18:33,209 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) [2024-11-09 05:18:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4179 transitions. [2024-11-09 05:18:33,241 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4179 transitions. Word has length 134 [2024-11-09 05:18:33,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:18:33,244 INFO L471 AbstractCegarLoop]: Abstraction has 3035 states and 4179 transitions. [2024-11-09 05:18:33,245 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) [2024-11-09 05:18:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4179 transitions. [2024-11-09 05:18:33,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-09 05:18:33,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:18:33,257 INFO L215 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] [2024-11-09 05:18:33,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:18:33,257 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)] === [2024-11-09 05:18:33,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:18:33,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1805009885, now seen corresponding path program 1 times [2024-11-09 05:18:33,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 05:18:33,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693144408] [2024-11-09 05:18:33,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:33,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:18:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:35,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 05:18:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:35,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:35,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 05:18:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 05:18:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 05:18:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-09 05:18:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-09 05:18:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 05:18:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-09 05:18:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 05:18:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 05:18:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 05:18:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 05:18:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-09 05:18:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-09 05:18:36,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 05:18:36,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693144408] [2024-11-09 05:18:36,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693144408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:18:36,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:18:36,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:18:36,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491665626] [2024-11-09 05:18:36,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:18:36,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:18:36,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 05:18:36,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:18:36,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:18:36,291 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) [2024-11-09 05:18:40,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:44,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:50,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:59,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:18:59,644 INFO L93 Difference]: Finished difference Result 8845 states and 12361 transitions. [2024-11-09 05:18:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:18:59,645 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 [2024-11-09 05:18:59,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:18:59,695 INFO L225 Difference]: With dead ends: 8845 [2024-11-09 05:18:59,696 INFO L226 Difference]: Without dead ends: 5835 [2024-11-09 05:18:59,716 INFO L431 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 [2024-11-09 05:18:59,718 INFO L432 NwaCegarLoop]: 1843 mSDtfsCounter, 2462 mSDsluCounter, 2535 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 845 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2742 SdHoareTripleChecker+Valid, 4378 SdHoareTripleChecker+Invalid, 2589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 845 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:18:59,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2742 Valid, 4378 Invalid, 2589 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [845 Valid, 1742 Invalid, 2 Unknown, 0 Unchecked, 22.7s Time] [2024-11-09 05:18:59,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5835 states. [2024-11-09 05:18:59,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5835 to 5780. [2024-11-09 05:18:59,979 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)