./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 141cc550f279b59aa80e553b6a405c5654c50ab0a30e94ad7616006c63d0c81e --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:43:14,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:43:14,219 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:43:14,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:43:14,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:43:14,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:43:14,246 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:43:14,247 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:43:14,247 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:43:14,247 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:43:14,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:43:14,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:43:14,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:43:14,248 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:43:14,248 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:43:14,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:43:14,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:43:14,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:43:14,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:43:14,249 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:43:14,249 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:43:14,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:43:14,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:43:14,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:43:14,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:43:14,251 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:43:14,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:43:14,251 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:43:14,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:43:14,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:43:14,252 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:43:14,252 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:43:14,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:43:14,252 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-jdk21/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 -> 141cc550f279b59aa80e553b6a405c5654c50ab0a30e94ad7616006c63d0c81e [2025-01-09 19:43:14,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:43:14,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:43:14,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:43:14,564 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:43:14,564 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:43:14,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2025-01-09 19:43:15,899 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d64fab065/506623ccf7d14485ac44c7224d9aa60d/FLAGc70fe31a1 [2025-01-09 19:43:16,452 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:43:16,453 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2025-01-09 19:43:16,501 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d64fab065/506623ccf7d14485ac44c7224d9aa60d/FLAGc70fe31a1 [2025-01-09 19:43:16,519 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d64fab065/506623ccf7d14485ac44c7224d9aa60d [2025-01-09 19:43:16,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:43:16,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:43:16,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:43:16,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:43:16,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:43:16,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:43:16" (1/1) ... [2025-01-09 19:43:16,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ebe956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:16, skipping insertion in model container [2025-01-09 19:43:16,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:43:16" (1/1) ... [2025-01-09 19:43:16,639 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:43:19,191 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322818,322831] [2025-01-09 19:43:19,194 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322987,323000] [2025-01-09 19:43:19,195 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323154,323167] [2025-01-09 19:43:19,195 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323322,323335] [2025-01-09 19:43:19,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:43:19,276 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:43:19,392 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"); [5246] [2025-01-09 19:43:19,394 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)); [5253] [2025-01-09 19:43:19,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5260] [2025-01-09 19:43:19,399 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)); [5310-5311] [2025-01-09 19:43:19,400 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"); [5316-5318] [2025-01-09 19:43:19,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5416] [2025-01-09 19:43:19,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5424] [2025-01-09 19:43:19,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5432] [2025-01-09 19:43:19,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5439] [2025-01-09 19:43:19,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5446] [2025-01-09 19:43:19,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5453] [2025-01-09 19:43:19,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5552-5553] [2025-01-09 19:43:19,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5586-5587] [2025-01-09 19:43:19,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5623-5624] [2025-01-09 19:43:19,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5660-5661] [2025-01-09 19:43:19,565 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322818,322831] [2025-01-09 19:43:19,566 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322987,323000] [2025-01-09 19:43:19,566 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323154,323167] [2025-01-09 19:43:19,566 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323322,323335] [2025-01-09 19:43:19,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:43:19,765 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:43:19,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19 WrapperNode [2025-01-09 19:43:19,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:43:19,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:43:19,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:43:19,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:43:19,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:19,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,084 INFO L138 Inliner]: procedures = 411, calls = 1894, calls flagged for inlining = 207, calls inlined = 191, statements flattened = 5108 [2025-01-09 19:43:20,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:43:20,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:43:20,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:43:20,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:43:20,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,141 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,867 INFO L175 MemorySlicer]: Split 992 memory accesses to 17 slices as follows [648, 8, 205, 8, 2, 1, 2, 9, 9, 9, 3, 9, 2, 19, 1, 54, 3]. 65 percent of accesses are in the largest equivalence class. The 90 initializations are split as follows [20, 8, 18, 8, 0, 1, 2, 8, 8, 8, 0, 8, 0, 0, 0, 0, 1]. The 561 writes are split as follows [314, 0, 187, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 16, 0, 42, 0]. [2025-01-09 19:43:20,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,981 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:20,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:21,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:21,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:21,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:21,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:43:21,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:43:21,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:43:21,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:43:21,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (1/1) ... [2025-01-09 19:43:21,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:43:21,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:43:21,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:43:21,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:43:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2025-01-09 19:43:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2025-01-09 19:43:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:43:21,195 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:43:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:43:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:43:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 19:43:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 19:43:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:43:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:43:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_close [2025-01-09 19:43:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_close [2025-01-09 19:43:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:43:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:43:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2025-01-09 19:43:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2025-01-09 19:43:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:43:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:43:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:43:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:43:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hamachi_private [2025-01-09 19:43:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hamachi_private [2025-01-09 19:43:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:43:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:43:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:43:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:43:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:43:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:43:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 19:43:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-01-09 19:43:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:43:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:43:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:43:21,201 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:43:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:43:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-01-09 19:43:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:43:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:43:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-01-09 19:43:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:43:21,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:43:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hamachi_private [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hamachi_private [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_nway_reset [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_nway_reset [2025-01-09 19:43:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-01-09 19:43:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:43:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:43:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:43:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_hamachi_exit_15_2 [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_hamachi_exit_15_2 [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_open [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_open [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 19:43:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 19:43:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:43:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:43:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_68 [2025-01-09 19:43:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_68 [2025-01-09 19:43:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:43:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:43:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-01-09 19:43:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-01-09 19:43:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 19:43:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_remove_one [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_remove_one [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_69 [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_69 [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:43:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:43:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-01-09 19:43:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 19:43:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_timer [2025-01-09 19:43:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_timer [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:43:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:43:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-01-09 19:43:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-01-09 19:43:22,149 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:43:22,152 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:43:22,199 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:43:34,642 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:43:35,493 INFO L? ?]: Removed 2221 outVars from TransFormulas that were not future-live. [2025-01-09 19:43:35,493 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:43:35,547 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:43:35,547 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 19:43:35,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:43:35 BoogieIcfgContainer [2025-01-09 19:43:35,548 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:43:35,550 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:43:35,550 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:43:35,588 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:43:35,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:43:16" (1/3) ... [2025-01-09 19:43:35,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7e1c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:43:35, skipping insertion in model container [2025-01-09 19:43:35,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:43:19" (2/3) ... [2025-01-09 19:43:35,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7e1c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:43:35, skipping insertion in model container [2025-01-09 19:43:35,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:43:35" (3/3) ... [2025-01-09 19:43:35,597 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2025-01-09 19:43:35,629 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:43:35,634 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i that has 77 procedures, 1806 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2025-01-09 19:43:35,842 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:43:35,872 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;@759e7b3b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:43:35,872 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 19:43:35,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 1804 states, 1292 states have (on average 1.3165634674922602) internal successors, (1701), 1319 states have internal predecessors, (1701), 434 states have call successors, (434), 76 states have call predecessors, (434), 75 states have return successors, (427), 414 states have call predecessors, (427), 427 states have call successors, (427) [2025-01-09 19:43:35,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2025-01-09 19:43:35,923 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:43:35,937 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:43:35,938 INFO L396 AbstractCegarLoop]: === Iteration 1 === 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)] === [2025-01-09 19:43:35,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:43:35,945 INFO L85 PathProgramCache]: Analyzing trace with hash -807221662, now seen corresponding path program 1 times [2025-01-09 19:43:35,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:43:35,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124616132] [2025-01-09 19:43:35,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:43:35,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:44:02,469 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-01-09 19:44:03,152 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-01-09 19:44:03,153 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:44:03,153 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:44:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-01-09 19:44:04,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:44:04,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124616132] [2025-01-09 19:44:04,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124616132] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:44:04,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:44:04,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:44:04,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37151734] [2025-01-09 19:44:04,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:44:04,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:44:04,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:44:04,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:44:04,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:44:04,498 INFO L87 Difference]: Start difference. First operand has 1804 states, 1292 states have (on average 1.3165634674922602) internal successors, (1701), 1319 states have internal predecessors, (1701), 434 states have call successors, (434), 76 states have call predecessors, (434), 75 states have return successors, (427), 414 states have call predecessors, (427), 427 states have call successors, (427) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-01-09 19:44:08,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:44:09,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:44:09,617 INFO L93 Difference]: Finished difference Result 4990 states and 7196 transitions. [2025-01-09 19:44:09,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:44:09,619 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 129 [2025-01-09 19:44:09,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:44:09,666 INFO L225 Difference]: With dead ends: 4990 [2025-01-09 19:44:09,667 INFO L226 Difference]: Without dead ends: 3193 [2025-01-09 19:44:09,689 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 [2025-01-09 19:44:09,691 INFO L435 NwaCegarLoop]: 2694 mSDtfsCounter, 2033 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2033 SdHoareTripleChecker+Valid, 5148 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:44:09,694 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2033 Valid, 5148 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:44:09,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3193 states. [2025-01-09 19:44:09,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3193 to 3166. [2025-01-09 19:44:09,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3166 states, 2263 states have (on average 1.2929739284136104) internal successors, (2926), 2317 states have internal predecessors, (2926), 758 states have call successors, (758), 144 states have call predecessors, (758), 142 states have return successors, (763), 723 states have call predecessors, (763), 754 states have call successors, (763) [2025-01-09 19:44:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 3166 states and 4447 transitions. [2025-01-09 19:44:09,991 INFO L78 Accepts]: Start accepts. Automaton has 3166 states and 4447 transitions. Word has length 129 [2025-01-09 19:44:09,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:44:09,996 INFO L471 AbstractCegarLoop]: Abstraction has 3166 states and 4447 transitions. [2025-01-09 19:44:09,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-01-09 19:44:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 4447 transitions. [2025-01-09 19:44:10,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2025-01-09 19:44:10,006 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:44:10,006 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:44:10,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:44:10,006 INFO L396 AbstractCegarLoop]: === Iteration 2 === 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)] === [2025-01-09 19:44:10,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:44:10,011 INFO L85 PathProgramCache]: Analyzing trace with hash 876683088, now seen corresponding path program 1 times [2025-01-09 19:44:10,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:44:10,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49831752] [2025-01-09 19:44:10,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:44:10,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:44:34,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-01-09 19:44:34,842 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-01-09 19:44:34,842 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:44:34,842 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:44:35,686 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-01-09 19:44:35,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:44:35,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49831752] [2025-01-09 19:44:35,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49831752] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:44:35,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:44:35,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:44:35,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670333064] [2025-01-09 19:44:35,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:44:35,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:44:35,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:44:35,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:44:35,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:44:35,690 INFO L87 Difference]: Start difference. First operand 3166 states and 4447 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-01-09 19:44:39,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:44:40,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:44:40,932 INFO L93 Difference]: Finished difference Result 9305 states and 13076 transitions. [2025-01-09 19:44:40,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:44:40,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 129 [2025-01-09 19:44:40,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:44:40,991 INFO L225 Difference]: With dead ends: 9305 [2025-01-09 19:44:40,991 INFO L226 Difference]: Without dead ends: 6162 [2025-01-09 19:44:41,009 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 [2025-01-09 19:44:41,010 INFO L435 NwaCegarLoop]: 2530 mSDtfsCounter, 2383 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 4985 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-01-09 19:44:41,010 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2383 Valid, 4985 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2025-01-09 19:44:41,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6162 states. [2025-01-09 19:44:41,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6162 to 6158. [2025-01-09 19:44:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6158 states, 4422 states have (on average 1.294210764360018) internal successors, (5723), 4522 states have internal predecessors, (5723), 1452 states have call successors, (1452), 284 states have call predecessors, (1452), 281 states have return successors, (1466), 1389 states have call predecessors, (1466), 1448 states have call successors, (1466) [2025-01-09 19:44:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6158 states to 6158 states and 8641 transitions. [2025-01-09 19:44:41,349 INFO L78 Accepts]: Start accepts. Automaton has 6158 states and 8641 transitions. Word has length 129 [2025-01-09 19:44:41,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:44:41,351 INFO L471 AbstractCegarLoop]: Abstraction has 6158 states and 8641 transitions. [2025-01-09 19:44:41,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-01-09 19:44:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 6158 states and 8641 transitions. [2025-01-09 19:44:41,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-01-09 19:44:41,353 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:44:41,356 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:44:41,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:44:41,356 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)] === [2025-01-09 19:44:41,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:44:41,357 INFO L85 PathProgramCache]: Analyzing trace with hash 70334389, now seen corresponding path program 1 times [2025-01-09 19:44:41,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:44:41,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817490254] [2025-01-09 19:44:41,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:44:41,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms