./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 8fc3dc66 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-ethernet-packetengines-hamachi.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 141cc550f279b59aa80e553b6a405c5654c50ab0a30e94ad7616006c63d0c81e --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 09:28:21,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 09:28:21,567 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 09:28:21,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 09:28:21,572 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 09:28:21,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 09:28:21,588 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 09:28:21,588 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 09:28:21,588 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 09:28:21,588 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 09:28:21,588 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 09:28:21,588 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 09:28:21,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 09:28:21,589 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 09:28:21,589 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 09:28:21,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 09:28:21,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 09:28:21,590 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 09:28:21,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:28:21,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 09:28:21,591 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 09:28:21,592 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 09:28:21,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 09:28:21,592 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 -> 141cc550f279b59aa80e553b6a405c5654c50ab0a30e94ad7616006c63d0c81e [2025-03-17 09:28:21,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 09:28:21,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 09:28:21,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 09:28:21,857 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 09:28:21,858 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 09:28:21,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2025-03-17 09:28:23,077 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c9e4632a/aefb6983e4234be49c9a0daffc502d86/FLAGef725eec6 [2025-03-17 09:28:23,597 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 09:28:23,597 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2025-03-17 09:28:23,644 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c9e4632a/aefb6983e4234be49c9a0daffc502d86/FLAGef725eec6 [2025-03-17 09:28:23,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c9e4632a/aefb6983e4234be49c9a0daffc502d86 [2025-03-17 09:28:23,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 09:28:23,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 09:28:23,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 09:28:23,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 09:28:23,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 09:28:23,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:28:23" (1/1) ... [2025-03-17 09:28:23,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c332aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:23, skipping insertion in model container [2025-03-17 09:28:23,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:28:23" (1/1) ... [2025-03-17 09:28:23,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 09:28:26,601 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322818,322831] [2025-03-17 09:28:26,606 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322987,323000] [2025-03-17 09:28:26,607 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323154,323167] [2025-03-17 09:28:26,607 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323322,323335] [2025-03-17 09:28:26,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:28:26,685 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 09:28:26,789 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] [2025-03-17 09:28:26,791 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5253] [2025-03-17 09:28:26,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5260] [2025-03-17 09:28:26,795 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] [2025-03-17 09:28:26,797 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] [2025-03-17 09:28:26,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5416] [2025-03-17 09:28:26,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5424] [2025-03-17 09:28:26,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5432] [2025-03-17 09:28:26,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5439] [2025-03-17 09:28:26,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5446] [2025-03-17 09:28:26,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5453] [2025-03-17 09:28:26,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5552-5553] [2025-03-17 09:28:26,814 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] [2025-03-17 09:28:26,815 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] [2025-03-17 09:28:26,817 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] [2025-03-17 09:28:26,947 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322818,322831] [2025-03-17 09:28:26,948 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[322987,323000] [2025-03-17 09:28:26,949 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323154,323167] [2025-03-17 09:28:26,949 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i[323322,323335] [2025-03-17 09:28:26,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:28:27,106 INFO L204 MainTranslator]: Completed translation [2025-03-17 09:28:27,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27 WrapperNode [2025-03-17 09:28:27,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 09:28:27,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 09:28:27,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 09:28:27,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 09:28:27,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:27,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:27,368 INFO L138 Inliner]: procedures = 411, calls = 1894, calls flagged for inlining = 207, calls inlined = 191, statements flattened = 5108 [2025-03-17 09:28:27,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 09:28:27,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 09:28:27,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 09:28:27,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 09:28:27,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:27,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:27,414 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,063 INFO L175 MemorySlicer]: Split 992 memory accesses to 17 slices as follows [8, 3, 2, 648, 8, 2, 1, 2, 9, 9, 9, 9, 19, 54, 3, 205, 1]. 65 percent of accesses are in the largest equivalence class. The 90 initializations are split as follows [8, 0, 0, 20, 8, 0, 1, 2, 8, 8, 8, 8, 0, 0, 1, 18, 0]. The 561 writes are split as follows [0, 0, 1, 314, 0, 1, 0, 0, 0, 0, 0, 0, 16, 42, 0, 187, 0]. [2025-03-17 09:28:28,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,159 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 09:28:28,268 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 09:28:28,268 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 09:28:28,269 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 09:28:28,269 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (1/1) ... [2025-03-17 09:28:28,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:28:28,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 09:28:28,298 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) [2025-03-17 09:28:28,301 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 [2025-03-17 09:28:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2025-03-17 09:28:28,326 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2025-03-17 09:28:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-17 09:28:28,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-17 09:28:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-17 09:28:28,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-17 09:28:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-17 09:28:28,327 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-17 09:28:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-17 09:28:28,327 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-17 09:28:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_close [2025-03-17 09:28:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_close [2025-03-17 09:28:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 09:28:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 09:28:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2025-03-17 09:28:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2025-03-17 09:28:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-17 09:28:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hamachi_private [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hamachi_private [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 09:28:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-17 09:28:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-17 09:28:28,330 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-17 09:28:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-17 09:28:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-17 09:28:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-17 09:28:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-17 09:28:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-17 09:28:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-17 09:28:28,331 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 09:28:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-17 09:28:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-17 09:28:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-17 09:28:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-17 09:28:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 09:28:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 09:28:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hamachi_private [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hamachi_private [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_nway_reset [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_nway_reset [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 09:28:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 09:28:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-17 09:28:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-17 09:28:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_hamachi_exit_15_2 [2025-03-17 09:28:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_hamachi_exit_15_2 [2025-03-17 09:28:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-17 09:28:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-17 09:28:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_open [2025-03-17 09:28:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_open [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-17 09:28:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-17 09:28:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-17 09:28:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-17 09:28:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 09:28:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_68 [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_68 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_remove_one [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_remove_one [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_69 [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_69 [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2025-03-17 09:28:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2025-03-17 09:28:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-17 09:28:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-17 09:28:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-17 09:28:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_timer [2025-03-17 09:28:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_timer [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-17 09:28:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-17 09:28:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2025-03-17 09:28:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2025-03-17 09:28:29,051 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 09:28:29,053 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 09:28:29,119 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-17 09:28:29,170 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5262-1: test_and_clear_bit_#res#1 := 1; [2025-03-17 09:28:29,170 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12265: havoc netpoll_trap_#t~nondet958#1; [2025-03-17 09:28:29,316 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8405-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-03-17 09:28:29,316 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10261-1: ldv_del_timer_sync_67_#res#1 := ldv_del_timer_sync_67_~ldv_func_res~3#1; [2025-03-17 09:28:29,319 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12181: havoc del_timer_sync_#t~nondet945#1; [2025-03-17 09:28:29,683 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12294: havoc request_threaded_irq_#t~nondet963#1; [2025-03-17 09:28:29,684 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6712: call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset; [2025-03-17 09:28:29,684 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10216-1: ldv_request_irq_63_#res#1 := ldv_request_irq_63_~ldv_func_res~2#1; [2025-03-17 09:28:29,684 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9597-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-17 09:28:29,752 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5502: havoc is_device_dma_capable_#t~mem43#1.base, is_device_dma_capable_#t~mem43#1.offset;havoc is_device_dma_capable_#t~mem44#1.base, is_device_dma_capable_#t~mem44#1.offset;havoc is_device_dma_capable_#t~mem45#1;havoc is_device_dma_capable_#t~short46#1; [2025-03-17 09:28:29,764 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5268: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-17 09:28:29,774 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12303: havoc #t~nondet967; [2025-03-17 09:28:29,776 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12197: havoc #t~nondet949; [2025-03-17 09:28:29,795 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12286: havoc #t~nondet961; [2025-03-17 09:28:29,819 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274: havoc #t~bitwise2; [2025-03-17 09:28:29,828 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5853: havoc #t~mem166.base, #t~mem166.offset; [2025-03-17 09:28:29,839 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5528: havoc #t~mem78.base, #t~mem78.offset; [2025-03-17 09:28:29,893 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12131: havoc #t~nondet942; [2025-03-17 09:28:29,982 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10336: havoc ldv_dev_get_drvdata_#t~mem840#1.base, ldv_dev_get_drvdata_#t~mem840#1.offset;havoc ldv_dev_get_drvdata_#t~mem841#1.base, ldv_dev_get_drvdata_#t~mem841#1.offset; [2025-03-17 09:28:30,040 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5326: havoc arch_irqs_disabled_flags_#t~bitwise19#1; [2025-03-17 09:28:30,327 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12257: havoc mii_nway_restart_#t~nondet956#1; [2025-03-17 09:28:44,432 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12193: havoc eth_type_trans_#t~nondet948#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12127: havoc __pci_register_driver_#t~nondet941#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8362-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12261: havoc netif_rx_#t~nondet957#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9553-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8364-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9554-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12269: havoc pci_enable_device_#t~nondet959#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6259: call ULTIMATE.dealloc(hamachi_init_one_~#ring_dma~0#1.base, hamachi_init_one_~#ring_dma~0#1.offset);havoc hamachi_init_one_~#ring_dma~0#1.base, hamachi_init_one_~#ring_dma~0#1.offset;call ULTIMATE.dealloc(hamachi_init_one_~#__key~0#1.base, hamachi_init_one_~#__key~0#1.offset);havoc hamachi_init_one_~#__key~0#1.base, hamachi_init_one_~#__key~0#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12207: havoc generic_mii_ioctl_#t~nondet950#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12276: havoc pci_request_regions_#t~nondet960#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5474: havoc dev_name_#t~mem39#1.base, dev_name_#t~mem39#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12213: havoc ioremap_nocache_#t~ret951#1.base, ioremap_nocache_#t~ret951#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5409: havoc kobject_name_#t~mem33#1.base, kobject_name_#t~mem33#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5280: havoc __le32_to_cpup_#t~mem3#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12152: havoc alloc_etherdev_mqs_#t~ret943#1.base, alloc_etherdev_mqs_#t~ret943#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10173-1: ldv_alloc_etherdev_mqs_60_#res#1.base, ldv_alloc_etherdev_mqs_60_#res#1.offset := ldv_alloc_etherdev_mqs_60_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_60_~ldv_func_res~0#1.offset; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1: #t~ret969#1 := main_#res#1;havoc main_#t~ret747#1, main_~tmp~55#1;assume { :end_inline_main } true; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12156: havoc capable_#t~nondet944#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12290: havoc register_netdev_#t~nondet962#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9257: 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; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10318-1: ldv___pci_register_driver_76_#res#1 := ldv___pci_register_driver_76_~ldv_func_res~4#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12235: havoc ldv_pre_register_netdev_#t~nondet952#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10188-1: ldv_register_netdev_61_#res#1 := ldv_register_netdev_61_~ldv_func_res~1#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8340-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9268: 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; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12245: havoc mii_ethtool_gset_#t~nondet953#1; [2025-03-17 09:28:44,433 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12249: havoc mii_ethtool_sset_#t~nondet954#1; [2025-03-17 09:28:44,434 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-17 09:28:44,434 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12185: havoc eth_change_mtu_#t~nondet946#1; [2025-03-17 09:28:44,434 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12253: havoc mii_link_ok_#t~nondet955#1; [2025-03-17 09:28:44,434 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12189: havoc eth_mac_addr_#t~nondet947#1; [2025-03-17 09:28:44,434 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8359-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-17 09:28:45,158 INFO L? ?]: Removed 1831 outVars from TransFormulas that were not future-live. [2025-03-17 09:28:45,158 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 09:28:45,238 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 09:28:45,238 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-17 09:28:45,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:28:45 BoogieIcfgContainer [2025-03-17 09:28:45,239 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 09:28:45,241 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 09:28:45,241 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 09:28:45,246 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 09:28:45,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 09:28:23" (1/3) ... [2025-03-17 09:28:45,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae49c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:28:45, skipping insertion in model container [2025-03-17 09:28:45,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:28:27" (2/3) ... [2025-03-17 09:28:45,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae49c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:28:45, skipping insertion in model container [2025-03-17 09:28:45,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:28:45" (3/3) ... [2025-03-17 09:28:45,248 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2025-03-17 09:28:45,260 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 09:28:45,264 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, 1685 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2025-03-17 09:28:45,344 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 09:28:45,355 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;@2b5a6a4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 09:28:45,355 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-17 09:28:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 1683 states, 1171 states have (on average 1.3492741246797608) internal successors, (1580), 1198 states have internal predecessors, (1580), 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) [2025-03-17 09:28:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2025-03-17 09:28:45,384 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:28:45,385 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] [2025-03-17 09:28:45,385 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)] === [2025-03-17 09:28:45,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:28:45,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1591920037, now seen corresponding path program 1 times [2025-03-17 09:28:45,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:28:45,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527228113] [2025-03-17 09:28:45,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:28:45,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:29:09,512 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 125 statements into 1 equivalence classes. [2025-03-17 09:29:10,019 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 125 of 125 statements. [2025-03-17 09:29:10,019 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:29:10,020 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:29:11,140 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-03-17 09:29:11,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:29:11,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527228113] [2025-03-17 09:29:11,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527228113] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:29:11,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:29:11,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:29:11,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361339829] [2025-03-17 09:29:11,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:29:11,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:29:11,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:29:11,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:29:11,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:29:11,175 INFO L87 Difference]: Start difference. First operand has 1683 states, 1171 states have (on average 1.3492741246797608) internal successors, (1580), 1198 states have internal predecessors, (1580), 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 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2025-03-17 09:29:15,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 09:29:17,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:29:17,501 INFO L93 Difference]: Finished difference Result 4667 states and 6873 transitions. [2025-03-17 09:29:17,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:29:17,503 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, (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 125 [2025-03-17 09:29:17,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:29:17,540 INFO L225 Difference]: With dead ends: 4667 [2025-03-17 09:29:17,541 INFO L226 Difference]: Without dead ends: 2987 [2025-03-17 09:29:17,555 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 [2025-03-17 09:29:17,559 INFO L435 NwaCegarLoop]: 2515 mSDtfsCounter, 1939 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1939 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2025-03-17 09:29:17,560 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1939 Valid, 4805 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 131 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2025-03-17 09:29:17,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2987 states. [2025-03-17 09:29:17,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2987 to 2960. [2025-03-17 09:29:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2960 states, 2057 states have (on average 1.322314049586777) internal successors, (2720), 2111 states have internal predecessors, (2720), 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) [2025-03-17 09:29:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 4241 transitions. [2025-03-17 09:29:17,776 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 4241 transitions. Word has length 125 [2025-03-17 09:29:17,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:29:17,777 INFO L471 AbstractCegarLoop]: Abstraction has 2960 states and 4241 transitions. [2025-03-17 09:29:17,777 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, (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) [2025-03-17 09:29:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 4241 transitions. [2025-03-17 09:29:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2025-03-17 09:29:17,783 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:29:17,783 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] [2025-03-17 09:29:17,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 09:29:17,783 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)] === [2025-03-17 09:29:17,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:29:17,786 INFO L85 PathProgramCache]: Analyzing trace with hash 188860128, now seen corresponding path program 1 times [2025-03-17 09:29:17,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:29:17,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791167928] [2025-03-17 09:29:17,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:29:17,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:29:41,676 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 125 statements into 1 equivalence classes. [2025-03-17 09:29:41,864 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 125 of 125 statements. [2025-03-17 09:29:41,864 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:29:41,864 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:29:42,483 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-03-17 09:29:42,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:29:42,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791167928] [2025-03-17 09:29:42,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791167928] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:29:42,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:29:42,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:29:42,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526544974] [2025-03-17 09:29:42,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:29:42,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:29:42,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:29:42,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:29:42,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:29:42,487 INFO L87 Difference]: Start difference. First operand 2960 states and 4241 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2025-03-17 09:29:46,552 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 [] [2025-03-17 09:29:48,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:29:48,987 INFO L93 Difference]: Finished difference Result 8731 states and 12502 transitions. [2025-03-17 09:29:48,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:29:48,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 125 [2025-03-17 09:29:48,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:29:49,024 INFO L225 Difference]: With dead ends: 8731 [2025-03-17 09:29:49,024 INFO L226 Difference]: Without dead ends: 5790 [2025-03-17 09:29:49,037 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 [2025-03-17 09:29:49,038 INFO L435 NwaCegarLoop]: 2357 mSDtfsCounter, 2279 mSDsluCounter, 2287 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2279 SdHoareTripleChecker+Valid, 4644 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2025-03-17 09:29:49,038 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2279 Valid, 4644 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 138 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2025-03-17 09:29:49,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5790 states. [2025-03-17 09:29:49,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5790 to 5786. [2025-03-17 09:29:49,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5786 states, 4050 states have (on average 1.3212345679012345) internal successors, (5351), 4150 states have internal predecessors, (5351), 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) [2025-03-17 09:29:49,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5786 states to 5786 states and 8269 transitions. [2025-03-17 09:29:49,258 INFO L78 Accepts]: Start accepts. Automaton has 5786 states and 8269 transitions. Word has length 125 [2025-03-17 09:29:49,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:29:49,259 INFO L471 AbstractCegarLoop]: Abstraction has 5786 states and 8269 transitions. [2025-03-17 09:29:49,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2025-03-17 09:29:49,259 INFO L276 IsEmpty]: Start isEmpty. Operand 5786 states and 8269 transitions. [2025-03-17 09:29:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2025-03-17 09:29:49,261 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:29:49,261 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] [2025-03-17 09:29:49,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 09:29:49,262 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)] === [2025-03-17 09:29:49,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:29:49,263 INFO L85 PathProgramCache]: Analyzing trace with hash 389757931, now seen corresponding path program 1 times [2025-03-17 09:29:49,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:29:49,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945043601] [2025-03-17 09:29:49,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:29:49,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms