./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-wan-farsync.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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-wan-farsync.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 3dcd453e519a411dcaaa8ea095e5544a2fd8cdb9a31e662fc6de670ff7f7c541 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 05:10:41,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 05:10:41,313 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 05:10:41,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 05:10:41,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 05:10:41,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 05:10:41,347 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 05:10:41,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 05:10:41,348 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 05:10:41,348 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 05:10:41,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 05:10:41,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 05:10:41,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 05:10:41,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 05:10:41,349 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 05:10:41,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 05:10:41,350 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 05:10:41,351 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 05:10:41,351 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 05:10:41,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 05:10:41,351 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 05:10:41,351 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 05:10:41,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:10:41,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 05:10:41,352 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 05:10:41,353 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 3dcd453e519a411dcaaa8ea095e5544a2fd8cdb9a31e662fc6de670ff7f7c541 [2025-03-04 05:10:41,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 05:10:41,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 05:10:41,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 05:10:41,619 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 05:10:41,619 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 05:10:41,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i [2025-03-04 05:10:42,112 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af321404f/10844874aae74127925e5de530001152/FLAGc6ed30838 [2025-03-04 05:10:43,657 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 05:10:43,658 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i [2025-03-04 05:10:43,728 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af321404f/10844874aae74127925e5de530001152/FLAGc6ed30838 [2025-03-04 05:10:44,813 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af321404f/10844874aae74127925e5de530001152 [2025-03-04 05:10:44,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 05:10:44,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 05:10:44,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 05:10:44,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 05:10:44,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 05:10:44,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:10:44" (1/1) ... [2025-03-04 05:10:44,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bdd0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:44, skipping insertion in model container [2025-03-04 05:10:44,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:10:44" (1/1) ... [2025-03-04 05:10:44,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 05:10:47,024 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-wan-farsync.cil.i[320934,320947] [2025-03-04 05:10:47,028 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-wan-farsync.cil.i[321103,321116] [2025-03-04 05:10:47,029 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-wan-farsync.cil.i[321270,321283] [2025-03-04 05:10:47,029 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-wan-farsync.cil.i[321438,321451] [2025-03-04 05:10:47,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:10:47,062 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 05:10:47,129 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"); [5287] [2025-03-04 05:10:47,131 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)); [5294] [2025-03-04 05:10:47,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5301] [2025-03-04 05:10:47,136 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5339-5340] [2025-03-04 05:10:47,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5345-5347] [2025-03-04 05:10:47,138 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5425] [2025-03-04 05:10:47,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5433] [2025-03-04 05:10:47,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5441] [2025-03-04 05:10:47,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5448] [2025-03-04 05:10:47,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5455] [2025-03-04 05:10:47,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5462] [2025-03-04 05:10:47,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5499] [2025-03-04 05:10:47,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5507] [2025-03-04 05:10:47,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5514] [2025-03-04 05:10:47,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5521] [2025-03-04 05:10:47,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5529] [2025-03-04 05:10:47,319 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-wan-farsync.cil.i[320934,320947] [2025-03-04 05:10:47,320 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-wan-farsync.cil.i[321103,321116] [2025-03-04 05:10:47,320 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-wan-farsync.cil.i[321270,321283] [2025-03-04 05:10:47,320 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-wan-farsync.cil.i[321438,321451] [2025-03-04 05:10:47,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:10:47,434 INFO L204 MainTranslator]: Completed translation [2025-03-04 05:10:47,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47 WrapperNode [2025-03-04 05:10:47,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 05:10:47,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 05:10:47,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 05:10:47,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 05:10:47,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:47,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:47,718 INFO L138 Inliner]: procedures = 418, calls = 2081, calls flagged for inlining = 195, calls inlined = 179, statements flattened = 5560 [2025-03-04 05:10:47,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 05:10:47,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 05:10:47,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 05:10:47,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 05:10:47,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:47,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:47,742 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,246 INFO L175 MemorySlicer]: Split 1003 memory accesses to 19 slices as follows [728, 91, 8, 1, 2, 33, 5, 40, 3, 2, 2, 54, 8, 1, 3, 5, 8, 8, 1]. 73 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [19, 0, 8, 1, 2, 32, 5, 32, 1, 0, 0, 0, 7, 0, 1, 1, 8, 8, 0]. The 350 writes are split as follows [251, 49, 0, 0, 0, 0, 0, 3, 1, 1, 1, 42, 0, 0, 0, 2, 0, 0, 0]. [2025-03-04 05:10:48,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,341 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 05:10:48,450 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 05:10:48,451 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 05:10:48,451 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 05:10:48,452 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (1/1) ... [2025-03-04 05:10:48,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:10:48,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 05:10:48,480 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) [2025-03-04 05:10:48,484 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 [2025-03-04 05:10:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fst_cleanup_module_12_2 [2025-03-04 05:10:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fst_cleanup_module_12_2 [2025-03-04 05:10:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-04 05:10:48,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-04 05:10:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 05:10:48,499 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 05:10:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-04 05:10:48,499 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-04 05:10:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure fst_remove_one [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_remove_one [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_67 [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_67 [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure fst_close [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_close [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_timeout [2025-03-04 05:10:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_timeout [2025-03-04 05:10:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-04 05:10:48,502 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-04 05:10:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 05:10:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-04 05:10:48,502 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-04 05:10:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure fst_open [2025-03-04 05:10:48,502 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_open [2025-03-04 05:10:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2025-03-04 05:10:48,502 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2025-03-04 05:10:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-04 05:10:48,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-04 05:10:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-03-04 05:10:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-04 05:10:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-04 05:10:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 05:10:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-04 05:10:48,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2025-03-04 05:10:48,504 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:10:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-04 05:10:48,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-04 05:10:48,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_card_lock_of_fst_card_info [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_card_lock_of_fst_card_info [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2025-03-04 05:10:48,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-04 05:10:48,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 05:10:48,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:10:48,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2025-03-04 05:10:48,510 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-04 05:10:48,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-04 05:10:48,510 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2025-03-04 05:10:48,510 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-04 05:10:48,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-04 05:10:48,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 05:10:48,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 05:10:48,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-04 05:10:48,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-04 05:10:48,512 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-04 05:10:48,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 05:10:48,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-04 05:10:48,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2025-03-04 05:10:48,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-04 05:10:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_fst_work_q_lock [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_fst_work_q_lock [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-04 05:10:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 05:10:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 05:10:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 05:10:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 05:10:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 05:10:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 05:10:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_tx [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_tx [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-03-04 05:10:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-04 05:10:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2025-03-04 05:10:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2025-03-04 05:10:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2025-03-04 05:10:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-04 05:10:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-04 05:10:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-03-04 05:10:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-03-04 05:10:49,322 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 05:10:49,328 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 05:10:49,780 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 05:10:49,806 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12531: havoc netpoll_trap_#t~nondet1077#1; [2025-03-04 05:10:49,861 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10515: havoc ldv_dev_get_drvdata_#t~mem958#1.base, ldv_dev_get_drvdata_#t~mem958#1.offset;havoc ldv_dev_get_drvdata_#t~mem959#1.base, ldv_dev_get_drvdata_#t~mem959#1.offset; [2025-03-04 05:10:49,876 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5309: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-04 05:10:50,059 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5610: havoc is_device_dma_capable_#t~mem45#1.base, is_device_dma_capable_#t~mem45#1.offset;havoc is_device_dma_capable_#t~mem46#1.base, is_device_dma_capable_#t~mem46#1.offset;havoc is_device_dma_capable_#t~mem47#1;havoc is_device_dma_capable_#t~short48#1; [2025-03-04 05:10:50,330 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12527: havoc #t~nondet1076; [2025-03-04 05:10:50,334 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12480: havoc ioremap_nocache_#t~ret1073#1.base, ioremap_nocache_#t~ret1073#1.offset; [2025-03-04 05:10:50,450 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12584: havoc try_module_get_#t~nondet1089#1; [2025-03-04 05:10:50,450 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12473: havoc hdlc_open_#t~nondet1071#1; [2025-03-04 05:10:50,452 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12563: havoc #t~nondet1082; [2025-03-04 05:10:50,467 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5778: havoc #t~mem100.base, #t~mem100.offset; [2025-03-04 05:10:50,528 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12429: havoc #t~nondet1065; [2025-03-04 05:10:50,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5628: havoc #t~mem60.base, #t~mem60.offset; [2025-03-04 05:10:50,570 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12575: havoc schedule_timeout_uninterruptible_#t~nondet1085#1; [2025-03-04 05:10:50,609 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5357: havoc arch_irqs_disabled_flags_#t~bitwise15#1; [2025-03-04 05:10:50,712 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5303: #res := 1; [2025-03-04 05:10:50,765 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12539: havoc pci_bus_write_config_byte_#t~nondet1079#1; [2025-03-04 05:10:50,765 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6164: call ULTIMATE.dealloc(~#interrupt_line_register~0#1.base, ~#interrupt_line_register~0#1.offset);havoc ~#interrupt_line_register~0#1.base, ~#interrupt_line_register~0#1.offset; [2025-03-04 05:10:50,765 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12535: havoc pci_bus_read_config_byte_#t~nondet1078#1; [2025-03-04 05:10:50,771 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12433: havoc #t~nondet1066; [2025-03-04 05:10:50,868 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12469: havoc #t~nondet1070; [2025-03-04 05:10:56,948 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10412-1: ldv_register_netdev_84_#res#1 := ldv_register_netdev_84_~ldv_func_res~0#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9623-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1091#1 := main_#res#1;havoc main_#t~ret863#1, main_~tmp~49#1;assume { :end_inline_main } true; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9624-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12546: havoc pci_enable_device_#t~nondet1080#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12419: havoc __pci_register_driver_#t~nondet1064#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12553: havoc pci_request_regions_#t~nondet1081#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10440-1: ldv_request_irq_86_#res#1 := ldv_request_irq_86_~ldv_func_res~1#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8196: call ULTIMATE.dealloc(fst_add_one_~#__key~0#1.base, fst_add_one_~#__key~0#1.offset);havoc fst_add_one_~#__key~0#1.base, fst_add_one_~#__key~0#1.offset; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12567: havoc register_netdev_#t~nondet1083#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12571: havoc request_threaded_irq_#t~nondet1084#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12439: havoc alloc_hdlcdev_#t~ret1067#1.base, alloc_hdlcdev_#t~ret1067#1.offset; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9667-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12443: havoc capable_#t~nondet1068#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7555: call ULTIMATE.dealloc(fst_get_iface_~#sync~1#1.base, fst_get_iface_~#sync~1#1.offset);havoc fst_get_iface_~#sync~1#1.base, fst_get_iface_~#sync~1#1.offset; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7427: call ULTIMATE.dealloc(fst_set_iface_~#sync~0#1.base, fst_set_iface_~#sync~0#1.offset);havoc fst_set_iface_~#sync~0#1.base, fst_set_iface_~#sync~0#1.offset; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8487: call ULTIMATE.dealloc(fst_init_~#__key~1#1.base, fst_init_~#__key~1#1.offset);havoc fst_init_~#__key~1#1.base, fst_init_~#__key~1#1.offset; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint fst_ioctl_switch_break#1: call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12462: havoc hdlc_change_mtu_#t~nondet1069#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12477: havoc hdlc_start_xmit_#t~nondet1072#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10497-1: ldv___pci_register_driver_91_#res#1 := ldv___pci_register_driver_91_~ldv_func_res~2#1; [2025-03-04 05:10:56,949 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9328: call ULTIMATE.dealloc(ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset);havoc ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset; [2025-03-04 05:10:56,950 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12502: havoc ldv_pre_register_netdev_#t~nondet1074#1; [2025-03-04 05:10:56,950 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9339: call ULTIMATE.dealloc(ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset);havoc ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset; [2025-03-04 05:10:56,950 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8679-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-03-04 05:10:56,950 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12511: havoc memdup_user_#t~ret1075#1.base, memdup_user_#t~ret1075#1.offset; [2025-03-04 05:10:57,662 INFO L? ?]: Removed 2320 outVars from TransFormulas that were not future-live. [2025-03-04 05:10:57,663 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 05:10:57,731 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 05:10:57,731 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-04 05:10:57,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:10:57 BoogieIcfgContainer [2025-03-04 05:10:57,733 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 05:10:57,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 05:10:57,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 05:10:57,738 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 05:10:57,738 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 05:10:44" (1/3) ... [2025-03-04 05:10:57,739 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68cb2468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:10:57, skipping insertion in model container [2025-03-04 05:10:57,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:10:47" (2/3) ... [2025-03-04 05:10:57,739 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68cb2468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:10:57, skipping insertion in model container [2025-03-04 05:10:57,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:10:57" (3/3) ... [2025-03-04 05:10:57,740 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i [2025-03-04 05:10:57,751 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 05:10:57,754 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i that has 129 procedures, 2109 locations, 1 initial locations, 57 loop locations, and 3 error locations. [2025-03-04 05:10:57,832 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 05:10:57,843 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;@502414d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 05:10:57,844 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-04 05:10:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand has 1945 states, 1339 states have (on average 1.2964899178491411) internal successors, (1736), 1353 states have internal predecessors, (1736), 512 states have call successors, (512), 92 states have call predecessors, (512), 91 states have return successors, (505), 503 states have call predecessors, (505), 505 states have call successors, (505) [2025-03-04 05:10:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2025-03-04 05:10:57,869 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:10:57,869 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:10:57,870 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)] === [2025-03-04 05:10:57,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:10:57,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1788408490, now seen corresponding path program 1 times [2025-03-04 05:10:57,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:10:57,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456944484] [2025-03-04 05:10:57,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:10:57,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:00,619 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 83 statements into 1 equivalence classes. [2025-03-04 05:11:00,850 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 83 of 83 statements. [2025-03-04 05:11:00,855 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:00,855 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-03-04 05:11:01,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:01,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456944484] [2025-03-04 05:11:01,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456944484] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:01,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:01,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:01,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110357560] [2025-03-04 05:11:01,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:01,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:01,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:01,402 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:01,402 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:01,409 INFO L87 Difference]: Start difference. First operand has 1945 states, 1339 states have (on average 1.2964899178491411) internal successors, (1736), 1353 states have internal predecessors, (1736), 512 states have call successors, (512), 92 states have call predecessors, (512), 91 states have return successors, (505), 503 states have call predecessors, (505), 505 states have call successors, (505) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-04 05:11:05,461 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 [] [2025-03-04 05:11:06,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:06,432 INFO L93 Difference]: Finished difference Result 5697 states and 8191 transitions. [2025-03-04 05:11:06,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:06,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 83 [2025-03-04 05:11:06,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:06,475 INFO L225 Difference]: With dead ends: 5697 [2025-03-04 05:11:06,475 INFO L226 Difference]: Without dead ends: 3756 [2025-03-04 05:11:06,494 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:06,499 INFO L435 NwaCegarLoop]: 2735 mSDtfsCounter, 2618 mSDsluCounter, 2656 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2618 SdHoareTripleChecker+Valid, 5391 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:06,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2618 Valid, 5391 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 72 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-03-04 05:11:06,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3756 states. [2025-03-04 05:11:06,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3756 to 3752. [2025-03-04 05:11:06,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3752 states, 2602 states have (on average 1.2920830130668717) internal successors, (3362), 2629 states have internal predecessors, (3362), 969 states have call successors, (969), 179 states have call predecessors, (969), 178 states have return successors, (965), 961 states have call predecessors, (965), 965 states have call successors, (965) [2025-03-04 05:11:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 5296 transitions. [2025-03-04 05:11:06,790 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 5296 transitions. Word has length 83 [2025-03-04 05:11:06,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:06,791 INFO L471 AbstractCegarLoop]: Abstraction has 3752 states and 5296 transitions. [2025-03-04 05:11:06,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-04 05:11:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 5296 transitions. [2025-03-04 05:11:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2025-03-04 05:11:06,799 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:06,799 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:06,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 05:11:06,800 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)] === [2025-03-04 05:11:06,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:06,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1410209504, now seen corresponding path program 1 times [2025-03-04 05:11:06,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:06,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251477103] [2025-03-04 05:11:06,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:06,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:09,098 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 93 statements into 1 equivalence classes. [2025-03-04 05:11:09,165 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 93 of 93 statements. [2025-03-04 05:11:09,166 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:09,166 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-03-04 05:11:09,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:09,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251477103] [2025-03-04 05:11:09,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251477103] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:09,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:09,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:09,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465100202] [2025-03-04 05:11:09,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:09,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:09,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:09,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:09,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:09,622 INFO L87 Difference]: Start difference. First operand 3752 states and 5296 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-04 05:11:13,653 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 [] [2025-03-04 05:11:15,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:15,117 INFO L93 Difference]: Finished difference Result 8280 states and 11721 transitions. [2025-03-04 05:11:15,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:15,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 93 [2025-03-04 05:11:15,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:15,147 INFO L225 Difference]: With dead ends: 8280 [2025-03-04 05:11:15,147 INFO L226 Difference]: Without dead ends: 4543 [2025-03-04 05:11:15,162 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:15,163 INFO L435 NwaCegarLoop]: 2724 mSDtfsCounter, 1901 mSDsluCounter, 2629 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 5353 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:15,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1901 Valid, 5353 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 122 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-03-04 05:11:15,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4543 states. [2025-03-04 05:11:15,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4543 to 4517. [2025-03-04 05:11:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4517 states, 3171 states have (on average 1.304320403658152) internal successors, (4136), 3203 states have internal predecessors, (4136), 1123 states have call successors, (1123), 222 states have call predecessors, (1123), 220 states have return successors, (1119), 1112 states have call predecessors, (1119), 1119 states have call successors, (1119) [2025-03-04 05:11:15,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 4517 states and 6378 transitions. [2025-03-04 05:11:15,341 INFO L78 Accepts]: Start accepts. Automaton has 4517 states and 6378 transitions. Word has length 93 [2025-03-04 05:11:15,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:15,343 INFO L471 AbstractCegarLoop]: Abstraction has 4517 states and 6378 transitions. [2025-03-04 05:11:15,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-04 05:11:15,343 INFO L276 IsEmpty]: Start isEmpty. Operand 4517 states and 6378 transitions. [2025-03-04 05:11:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2025-03-04 05:11:15,345 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:15,345 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:15,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 05:11:15,345 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)] === [2025-03-04 05:11:15,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:15,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1481659926, now seen corresponding path program 1 times [2025-03-04 05:11:15,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:15,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772872822] [2025-03-04 05:11:15,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:15,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:17,270 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 91 statements into 1 equivalence classes. [2025-03-04 05:11:17,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 91 of 91 statements. [2025-03-04 05:11:17,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:17,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-03-04 05:11:17,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:17,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772872822] [2025-03-04 05:11:17,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772872822] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:17,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:17,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:17,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40099273] [2025-03-04 05:11:17,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:17,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:17,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:17,535 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:17,535 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:17,536 INFO L87 Difference]: Start difference. First operand 4517 states and 6378 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 05:11:21,595 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 [] [2025-03-04 05:11:23,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:23,111 INFO L93 Difference]: Finished difference Result 11827 states and 16634 transitions. [2025-03-04 05:11:23,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:23,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 91 [2025-03-04 05:11:23,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:23,175 INFO L225 Difference]: With dead ends: 11827 [2025-03-04 05:11:23,175 INFO L226 Difference]: Without dead ends: 7325 [2025-03-04 05:11:23,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:23,195 INFO L435 NwaCegarLoop]: 2706 mSDtfsCounter, 2438 mSDsluCounter, 2644 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2438 SdHoareTripleChecker+Valid, 5350 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:23,195 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2438 Valid, 5350 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 108 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-03-04 05:11:23,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2025-03-04 05:11:23,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 7295. [2025-03-04 05:11:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7295 states, 5111 states have (on average 1.2913324202700058) internal successors, (6600), 5168 states have internal predecessors, (6600), 1801 states have call successors, (1801), 383 states have call predecessors, (1801), 380 states have return successors, (1797), 1776 states have call predecessors, (1797), 1797 states have call successors, (1797) [2025-03-04 05:11:23,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7295 states to 7295 states and 10198 transitions. [2025-03-04 05:11:23,572 INFO L78 Accepts]: Start accepts. Automaton has 7295 states and 10198 transitions. Word has length 91 [2025-03-04 05:11:23,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:23,572 INFO L471 AbstractCegarLoop]: Abstraction has 7295 states and 10198 transitions. [2025-03-04 05:11:23,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 05:11:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 7295 states and 10198 transitions. [2025-03-04 05:11:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2025-03-04 05:11:23,576 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:23,576 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:23,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 05:11:23,577 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-04 05:11:23,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:23,577 INFO L85 PathProgramCache]: Analyzing trace with hash -2005414251, now seen corresponding path program 1 times [2025-03-04 05:11:23,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:23,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244529410] [2025-03-04 05:11:23,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:23,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:25,625 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 95 statements into 1 equivalence classes. [2025-03-04 05:11:25,676 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 95 of 95 statements. [2025-03-04 05:11:25,677 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:25,677 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-03-04 05:11:25,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:25,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244529410] [2025-03-04 05:11:25,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244529410] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:25,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:25,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:25,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324477890] [2025-03-04 05:11:25,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:25,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:25,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:25,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:25,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:25,893 INFO L87 Difference]: Start difference. First operand 7295 states and 10198 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-04 05:11:29,923 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 [] [2025-03-04 05:11:31,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:31,076 INFO L93 Difference]: Finished difference Result 18105 states and 25176 transitions. [2025-03-04 05:11:31,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:31,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 95 [2025-03-04 05:11:31,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:31,144 INFO L225 Difference]: With dead ends: 18105 [2025-03-04 05:11:31,144 INFO L226 Difference]: Without dead ends: 10825 [2025-03-04 05:11:31,167 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:31,168 INFO L435 NwaCegarLoop]: 2712 mSDtfsCounter, 2028 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2028 SdHoareTripleChecker+Valid, 5369 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:31,169 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2028 Valid, 5369 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 89 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2025-03-04 05:11:31,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10825 states. [2025-03-04 05:11:31,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10825 to 10795. [2025-03-04 05:11:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10795 states, 7541 states have (on average 1.28471025062989) internal successors, (9688), 7636 states have internal predecessors, (9688), 2622 states have call successors, (2622), 634 states have call predecessors, (2622), 629 states have return successors, (2624), 2569 states have call predecessors, (2624), 2618 states have call successors, (2624) [2025-03-04 05:11:31,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10795 states to 10795 states and 14934 transitions. [2025-03-04 05:11:31,525 INFO L78 Accepts]: Start accepts. Automaton has 10795 states and 14934 transitions. Word has length 95 [2025-03-04 05:11:31,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:31,526 INFO L471 AbstractCegarLoop]: Abstraction has 10795 states and 14934 transitions. [2025-03-04 05:11:31,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-04 05:11:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 10795 states and 14934 transitions. [2025-03-04 05:11:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2025-03-04 05:11:31,530 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:31,530 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:31,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 05:11:31,530 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2025-03-04 05:11:31,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:31,530 INFO L85 PathProgramCache]: Analyzing trace with hash 582927724, now seen corresponding path program 1 times [2025-03-04 05:11:31,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:31,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943611030] [2025-03-04 05:11:31,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:31,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:33,381 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 92 statements into 1 equivalence classes. [2025-03-04 05:11:33,424 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 92 of 92 statements. [2025-03-04 05:11:33,424 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:33,424 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-03-04 05:11:33,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:33,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943611030] [2025-03-04 05:11:33,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943611030] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:33,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:33,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:33,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830945184] [2025-03-04 05:11:33,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:33,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:33,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:33,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:33,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:33,615 INFO L87 Difference]: Start difference. First operand 10795 states and 14934 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 05:11:37,644 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 [] [2025-03-04 05:11:39,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:39,263 INFO L93 Difference]: Finished difference Result 30989 states and 42841 transitions. [2025-03-04 05:11:39,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:39,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 92 [2025-03-04 05:11:39,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:39,354 INFO L225 Difference]: With dead ends: 30989 [2025-03-04 05:11:39,354 INFO L226 Difference]: Without dead ends: 20209 [2025-03-04 05:11:39,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:39,400 INFO L435 NwaCegarLoop]: 3057 mSDtfsCounter, 2593 mSDsluCounter, 2645 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2593 SdHoareTripleChecker+Valid, 5702 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:39,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2593 Valid, 5702 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 112 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-03-04 05:11:39,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20209 states. [2025-03-04 05:11:40,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20209 to 20167. [2025-03-04 05:11:40,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20167 states, 14117 states have (on average 1.2773960473188355) internal successors, (18033), 14307 states have internal predecessors, (18033), 4859 states have call successors, (4859), 1197 states have call predecessors, (4859), 1188 states have return successors, (4867), 4746 states have call predecessors, (4867), 4855 states have call successors, (4867) [2025-03-04 05:11:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20167 states to 20167 states and 27759 transitions. [2025-03-04 05:11:40,223 INFO L78 Accepts]: Start accepts. Automaton has 20167 states and 27759 transitions. Word has length 92 [2025-03-04 05:11:40,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:40,224 INFO L471 AbstractCegarLoop]: Abstraction has 20167 states and 27759 transitions. [2025-03-04 05:11:40,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 05:11:40,225 INFO L276 IsEmpty]: Start isEmpty. Operand 20167 states and 27759 transitions. [2025-03-04 05:11:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2025-03-04 05:11:40,226 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:40,226 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:40,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 05:11:40,226 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2025-03-04 05:11:40,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:40,227 INFO L85 PathProgramCache]: Analyzing trace with hash 926132243, now seen corresponding path program 1 times [2025-03-04 05:11:40,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:40,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022499973] [2025-03-04 05:11:40,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:40,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:42,311 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 108 statements into 1 equivalence classes. [2025-03-04 05:11:42,351 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 108 of 108 statements. [2025-03-04 05:11:42,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:42,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-03-04 05:11:42,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:42,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022499973] [2025-03-04 05:11:42,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022499973] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:42,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:42,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:42,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723066194] [2025-03-04 05:11:42,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:42,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:42,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:42,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:42,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:42,646 INFO L87 Difference]: Start difference. First operand 20167 states and 27759 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-04 05:11:46,675 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 [] [2025-03-04 05:11:48,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:48,188 INFO L93 Difference]: Finished difference Result 56187 states and 77239 transitions. [2025-03-04 05:11:48,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:48,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 108 [2025-03-04 05:11:48,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:48,380 INFO L225 Difference]: With dead ends: 56187 [2025-03-04 05:11:48,380 INFO L226 Difference]: Without dead ends: 36035 [2025-03-04 05:11:48,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:48,460 INFO L435 NwaCegarLoop]: 3516 mSDtfsCounter, 2442 mSDsluCounter, 2604 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2442 SdHoareTripleChecker+Valid, 6120 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:48,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2442 Valid, 6120 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-03-04 05:11:48,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36035 states. [2025-03-04 05:11:49,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36035 to 35993. [2025-03-04 05:11:49,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35993 states, 25129 states have (on average 1.269966970432568) internal successors, (31913), 25523 states have internal predecessors, (31913), 8720 states have call successors, (8720), 2174 states have call predecessors, (8720), 2141 states have return successors, (8748), 8455 states have call predecessors, (8748), 8716 states have call successors, (8748) [2025-03-04 05:11:49,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35993 states to 35993 states and 49381 transitions. [2025-03-04 05:11:49,706 INFO L78 Accepts]: Start accepts. Automaton has 35993 states and 49381 transitions. Word has length 108 [2025-03-04 05:11:49,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:49,706 INFO L471 AbstractCegarLoop]: Abstraction has 35993 states and 49381 transitions. [2025-03-04 05:11:49,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-04 05:11:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 35993 states and 49381 transitions. [2025-03-04 05:11:49,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-04 05:11:49,708 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:49,708 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:49,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-04 05:11:49,709 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2025-03-04 05:11:49,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:49,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1077143323, now seen corresponding path program 1 times [2025-03-04 05:11:49,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:49,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273464050] [2025-03-04 05:11:49,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:49,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:52,236 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-04 05:11:52,276 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-04 05:11:52,276 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:52,276 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2025-03-04 05:11:52,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:52,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273464050] [2025-03-04 05:11:52,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273464050] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:11:52,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:11:52,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:11:52,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973405718] [2025-03-04 05:11:52,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:11:52,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:11:52,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:11:52,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:11:52,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:52,613 INFO L87 Difference]: Start difference. First operand 35993 states and 49381 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-04 05:11:54,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:11:54,057 INFO L93 Difference]: Finished difference Result 71958 states and 98755 transitions. [2025-03-04 05:11:54,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:11:54,059 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2025-03-04 05:11:54,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:11:54,225 INFO L225 Difference]: With dead ends: 71958 [2025-03-04 05:11:54,225 INFO L226 Difference]: Without dead ends: 36057 [2025-03-04 05:11:54,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:11:54,309 INFO L435 NwaCegarLoop]: 2697 mSDtfsCounter, 1 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5391 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-04 05:11:54,310 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5391 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-04 05:11:54,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36057 states. [2025-03-04 05:11:55,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36057 to 36025. [2025-03-04 05:11:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36025 states, 25161 states have (on average 1.2696236238623266) internal successors, (31945), 25555 states have internal predecessors, (31945), 8720 states have call successors, (8720), 2174 states have call predecessors, (8720), 2141 states have return successors, (8748), 8455 states have call predecessors, (8748), 8716 states have call successors, (8748) [2025-03-04 05:11:55,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36025 states to 36025 states and 49413 transitions. [2025-03-04 05:11:55,579 INFO L78 Accepts]: Start accepts. Automaton has 36025 states and 49413 transitions. Word has length 150 [2025-03-04 05:11:55,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:11:55,580 INFO L471 AbstractCegarLoop]: Abstraction has 36025 states and 49413 transitions. [2025-03-04 05:11:55,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-03-04 05:11:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36025 states and 49413 transitions. [2025-03-04 05:11:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-04 05:11:55,582 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:11:55,583 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:11:55,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-04 05:11:55,583 INFO L396 AbstractCegarLoop]: === Iteration 8 === 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)] === [2025-03-04 05:11:55,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:11:55,583 INFO L85 PathProgramCache]: Analyzing trace with hash -840894713, now seen corresponding path program 1 times [2025-03-04 05:11:55,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:11:55,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336652251] [2025-03-04 05:11:55,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:55,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:11:58,268 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-04 05:11:58,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-04 05:11:58,306 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:11:58,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:11:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2025-03-04 05:11:58,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:11:58,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336652251] [2025-03-04 05:11:58,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336652251] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 05:11:58,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125968982] [2025-03-04 05:11:58,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:11:58,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 05:11:58,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 05:11:58,656 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 05:11:58,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 05:12:02,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-04 05:12:02,284 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-04 05:12:02,285 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:12:02,285 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:12:02,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 2706 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 05:12:02,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 05:12:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2025-03-04 05:12:02,678 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 05:12:02,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125968982] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:12:02,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 05:12:02,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-04 05:12:02,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604207002] [2025-03-04 05:12:02,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:12:02,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:12:02,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:12:02,681 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:12:02,681 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:12:02,682 INFO L87 Difference]: Start difference. First operand 36025 states and 49413 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17)