./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.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 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 16:46:09,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 16:46:09,504 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 16:46:09,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 16:46:09,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 16:46:09,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 16:46:09,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 16:46:09,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 16:46:09,533 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 16:46:09,534 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 16:46:09,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 16:46:09,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 16:46:09,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 16:46:09,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 16:46:09,535 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 16:46:09,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 16:46:09,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 16:46:09,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 16:46:09,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 16:46:09,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 16:46:09,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 16:46:09,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 16:46:09,540 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 16:46:09,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 16:46:09,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 16:46:09,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 16:46:09,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 16:46:09,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 16:46:09,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 16:46:09,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:46:09,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 16:46:09,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 16:46:09,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 16:46:09,542 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 16:46:09,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 16:46:09,542 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 16:46:09,542 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 16:46:09,543 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 16:46:09,543 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 16:46:09,543 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a [2024-11-22 16:46:09,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 16:46:09,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 16:46:09,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 16:46:09,774 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 16:46:09,774 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 16:46:09,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2024-11-22 16:46:10,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 16:46:11,361 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 16:46:11,362 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2024-11-22 16:46:11,408 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed97bc1a/65231781bb154f6aaa45d4223dd584e7/FLAG492803831 [2024-11-22 16:46:11,421 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed97bc1a/65231781bb154f6aaa45d4223dd584e7 [2024-11-22 16:46:11,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 16:46:11,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 16:46:11,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 16:46:11,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 16:46:11,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 16:46:11,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:46:11" (1/1) ... [2024-11-22 16:46:11,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@455f4829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:11, skipping insertion in model container [2024-11-22 16:46:11,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:46:11" (1/1) ... [2024-11-22 16:46:11,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 16:46:13,316 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2024-11-22 16:46:13,320 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2024-11-22 16:46:13,320 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2024-11-22 16:46:13,321 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2024-11-22 16:46:13,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:46:13,370 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 16:46:13,437 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"); [5245] [2024-11-22 16:46:13,443 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)); [5252] [2024-11-22 16:46:13,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5259] [2024-11-22 16:46:13,445 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)); [5309-5310] [2024-11-22 16:46:13,445 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"); [5315-5317] [2024-11-22 16:46:13,451 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)); [5476-5477] [2024-11-22 16:46:13,453 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)); [5510-5511] [2024-11-22 16:46:13,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7257] [2024-11-22 16:46:13,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7580] [2024-11-22 16:46:13,625 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2024-11-22 16:46:13,625 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2024-11-22 16:46:13,626 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2024-11-22 16:46:13,626 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2024-11-22 16:46:13,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:46:13,727 INFO L204 MainTranslator]: Completed translation [2024-11-22 16:46:13,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13 WrapperNode [2024-11-22 16:46:13,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 16:46:13,728 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 16:46:13,728 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 16:46:13,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 16:46:13,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:13,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:13,963 INFO L138 Inliner]: procedures = 421, calls = 2027, calls flagged for inlining = 203, calls inlined = 186, statements flattened = 6234 [2024-11-22 16:46:13,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 16:46:13,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 16:46:13,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 16:46:13,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 16:46:13,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:13,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,005 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,587 INFO L175 MemorySlicer]: Split 1041 memory accesses to 23 slices as follows [3, 3, 5, 5, 1, 5, 6, 853, 5, 2, 1, 2, 2, 2, 4, 56, 3, 5, 5, 13, 4, 4, 52]. 82 percent of accesses are in the largest equivalence class. The 65 initializations are split as follows [1, 3, 5, 5, 0, 5, 0, 17, 5, 0, 1, 0, 0, 2, 4, 0, 3, 5, 5, 0, 4, 0, 0]. The 473 writes are split as follows [0, 0, 0, 0, 0, 0, 4, 360, 0, 1, 0, 1, 1, 0, 0, 56, 0, 0, 0, 5, 0, 3, 42]. [2024-11-22 16:46:14,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,587 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 16:46:14,782 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 16:46:14,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 16:46:14,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 16:46:14,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (1/1) ... [2024-11-22 16:46:14,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:46:14,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 16:46:14,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 16:46:14,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 16:46:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-22 16:46:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-22 16:46:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 16:46:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 16:46:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-22 16:46:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-22 16:46:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2024-11-22 16:46:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2024-11-22 16:46:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 16:46:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 16:46:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 16:46:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 16:46:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2024-11-22 16:46:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2024-11-22 16:46:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:46:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:46:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-22 16:46:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-22 16:46:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2024-11-22 16:46:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2024-11-22 16:46:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-22 16:46:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-22 16:46:14,863 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-22 16:46:14,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-22 16:46:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-22 16:46:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-22 16:46:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2024-11-22 16:46:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2024-11-22 16:46:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-22 16:46:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-22 16:46:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-22 16:46:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-22 16:46:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2024-11-22 16:46:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2024-11-22 16:46:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-22 16:46:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-22 16:46:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-22 16:46:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-22 16:46:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-22 16:46:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-22 16:46:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-22 16:46:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-22 16:46:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-22 16:46:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-22 16:46:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-22 16:46:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-22 16:46:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-22 16:46:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-22 16:46:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2024-11-22 16:46:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2024-11-22 16:46:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 16:46:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2024-11-22 16:46:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2024-11-22 16:46:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 16:46:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 16:46:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-22 16:46:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-22 16:46:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-22 16:46:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2024-11-22 16:46:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 16:46:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 16:46:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-22 16:46:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-22 16:46:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-22 16:46:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-22 16:46:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-22 16:46:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2024-11-22 16:46:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2024-11-22 16:46:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2024-11-22 16:46:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2024-11-22 16:46:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 16:46:14,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 16:46:14,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-22 16:46:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-22 16:46:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-22 16:46:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-22 16:46:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2024-11-22 16:46:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2024-11-22 16:46:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-22 16:46:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-22 16:46:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-22 16:46:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-22 16:46:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-22 16:46:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-22 16:46:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-22 16:46:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-22 16:46:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2024-11-22 16:46:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2024-11-22 16:46:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-22 16:46:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-22 16:46:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2024-11-22 16:46:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2024-11-22 16:46:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:46:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:46:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2024-11-22 16:46:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2024-11-22 16:46:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 16:46:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-22 16:46:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-22 16:46:14,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-22 16:46:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2024-11-22 16:46:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-22 16:46:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 16:46:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 16:46:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-22 16:46:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:46:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-22 16:46:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2024-11-22 16:46:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2024-11-22 16:46:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-22 16:46:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-22 16:46:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-22 16:46:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-22 16:46:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2024-11-22 16:46:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 16:46:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-22 16:46:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-22 16:46:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-22 16:46:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-22 16:46:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 16:46:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 16:46:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 16:46:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 16:46:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 16:46:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:46:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:46:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-22 16:46:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-22 16:46:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2024-11-22 16:46:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2024-11-22 16:46:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-22 16:46:14,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-22 16:46:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-22 16:46:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-22 16:46:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2024-11-22 16:46:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2024-11-22 16:46:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 16:46:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 16:46:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-22 16:46:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-22 16:46:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2024-11-22 16:46:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2024-11-22 16:46:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-22 16:46:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-22 16:46:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 16:46:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 16:46:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 16:46:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-22 16:46:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-22 16:46:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-22 16:46:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2024-11-22 16:46:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 16:46:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 16:46:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2024-11-22 16:46:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2024-11-22 16:46:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2024-11-22 16:46:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2024-11-22 16:46:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-22 16:46:14,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-22 16:46:14,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-22 16:46:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-22 16:46:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 16:46:14,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-22 16:46:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-22 16:46:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-22 16:46:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-22 16:46:15,510 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 16:46:15,513 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 16:46:15,535 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 16:46:27,132 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-22 16:46:27,798 INFO L? ?]: Removed 2345 outVars from TransFormulas that were not future-live. [2024-11-22 16:46:27,799 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 16:46:27,848 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 16:46:27,848 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 16:46:27,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:46:27 BoogieIcfgContainer [2024-11-22 16:46:27,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 16:46:27,851 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 16:46:27,851 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 16:46:27,853 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 16:46:27,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:46:11" (1/3) ... [2024-11-22 16:46:27,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acd179d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:46:27, skipping insertion in model container [2024-11-22 16:46:27,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:46:13" (2/3) ... [2024-11-22 16:46:27,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4acd179d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:46:27, skipping insertion in model container [2024-11-22 16:46:27,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:46:27" (3/3) ... [2024-11-22 16:46:27,855 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2024-11-22 16:46:27,870 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 16:46:27,871 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-22 16:46:27,973 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 16:46:27,978 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;@586e66ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 16:46:27,979 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-22 16:46:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand has 2243 states, 1697 states have (on average 1.3635827931644078) internal successors, (2314), 1718 states have internal predecessors, (2314), 460 states have call successors, (460), 84 states have call predecessors, (460), 83 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) [2024-11-22 16:46:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-22 16:46:28,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:46:28,011 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:46:28,012 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:46:28,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:46:28,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1121056252, now seen corresponding path program 1 times [2024-11-22 16:46:28,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:46:28,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850267691] [2024-11-22 16:46:28,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:46:28,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:46:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:46:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-22 16:46:33,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:46:33,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850267691] [2024-11-22 16:46:33,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850267691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:46:33,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:46:33,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:46:33,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14023054] [2024-11-22 16:46:33,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:46:33,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:46:33,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:46:33,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:46:33,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:46:33,436 INFO L87 Difference]: Start difference. First operand has 2243 states, 1697 states have (on average 1.3635827931644078) internal successors, (2314), 1718 states have internal predecessors, (2314), 460 states have call successors, (460), 84 states have call predecessors, (460), 83 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:46:37,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:46:38,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:46:38,494 INFO L93 Difference]: Finished difference Result 6568 states and 9676 transitions. [2024-11-22 16:46:38,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:46:38,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 116 [2024-11-22 16:46:38,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:46:38,541 INFO L225 Difference]: With dead ends: 6568 [2024-11-22 16:46:38,542 INFO L226 Difference]: Without dead ends: 4336 [2024-11-22 16:46:38,565 INFO L431 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 [2024-11-22 16:46:38,568 INFO L432 NwaCegarLoop]: 3192 mSDtfsCounter, 3042 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 6279 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-22 16:46:38,570 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3042 Valid, 6279 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-22 16:46:38,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4336 states. [2024-11-22 16:46:38,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4336 to 4332. [2024-11-22 16:46:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4332 states, 3303 states have (on average 1.3345443536179231) internal successors, (4408), 3344 states have internal predecessors, (4408), 864 states have call successors, (864), 163 states have call predecessors, (864), 162 states have return successors, (860), 842 states have call predecessors, (860), 860 states have call successors, (860) [2024-11-22 16:46:38,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 4332 states and 6132 transitions. [2024-11-22 16:46:38,839 INFO L78 Accepts]: Start accepts. Automaton has 4332 states and 6132 transitions. Word has length 116 [2024-11-22 16:46:38,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:46:38,840 INFO L471 AbstractCegarLoop]: Abstraction has 4332 states and 6132 transitions. [2024-11-22 16:46:38,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:46:38,841 INFO L276 IsEmpty]: Start isEmpty. Operand 4332 states and 6132 transitions. [2024-11-22 16:46:38,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-22 16:46:38,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:46:38,846 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:46:38,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 16:46:38,847 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:46:38,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:46:38,847 INFO L85 PathProgramCache]: Analyzing trace with hash -845620789, now seen corresponding path program 1 times [2024-11-22 16:46:38,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:46:38,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166843971] [2024-11-22 16:46:38,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:46:38,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:46:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:46:43,484 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-22 16:46:43,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:46:43,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166843971] [2024-11-22 16:46:43,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166843971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:46:43,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:46:43,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:46:43,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731820475] [2024-11-22 16:46:43,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:46:43,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:46:43,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:46:43,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:46:43,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:46:43,490 INFO L87 Difference]: Start difference. First operand 4332 states and 6132 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-22 16:46:47,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:46:48,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:46:48,460 INFO L93 Difference]: Finished difference Result 12862 states and 18226 transitions. [2024-11-22 16:46:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:46:48,460 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 122 [2024-11-22 16:46:48,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:46:48,526 INFO L225 Difference]: With dead ends: 12862 [2024-11-22 16:46:48,526 INFO L226 Difference]: Without dead ends: 8551 [2024-11-22 16:46:48,550 INFO L431 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 [2024-11-22 16:46:48,552 INFO L432 NwaCegarLoop]: 3172 mSDtfsCounter, 3095 mSDsluCounter, 3101 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 6273 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-22 16:46:48,553 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 6273 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-22 16:46:48,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8551 states. [2024-11-22 16:46:48,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8551 to 8521. [2024-11-22 16:46:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8521 states, 6521 states have (on average 1.3369115166385523) internal successors, (8718), 6607 states have internal predecessors, (8718), 1676 states have call successors, (1676), 324 states have call predecessors, (1676), 321 states have return successors, (1682), 1625 states have call predecessors, (1682), 1672 states have call successors, (1682) [2024-11-22 16:46:48,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8521 states to 8521 states and 12076 transitions. [2024-11-22 16:46:48,966 INFO L78 Accepts]: Start accepts. Automaton has 8521 states and 12076 transitions. Word has length 122 [2024-11-22 16:46:48,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:46:48,967 INFO L471 AbstractCegarLoop]: Abstraction has 8521 states and 12076 transitions. [2024-11-22 16:46:48,967 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-22 16:46:48,967 INFO L276 IsEmpty]: Start isEmpty. Operand 8521 states and 12076 transitions. [2024-11-22 16:46:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-22 16:46:48,973 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:46:48,974 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:46:48,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 16:46:48,974 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:46:48,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:46:48,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1492374850, now seen corresponding path program 1 times [2024-11-22 16:46:48,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:46:48,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629944675] [2024-11-22 16:46:48,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:46:48,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:46:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:46:53,585 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-22 16:46:53,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:46:53,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629944675] [2024-11-22 16:46:53,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629944675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:46:53,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:46:53,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:46:53,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497427355] [2024-11-22 16:46:53,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:46:53,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:46:53,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:46:53,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:46:53,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:46:53,586 INFO L87 Difference]: Start difference. First operand 8521 states and 12076 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (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) [2024-11-22 16:46:57,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:46:58,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:46:58,562 INFO L93 Difference]: Finished difference Result 24131 states and 34104 transitions. [2024-11-22 16:46:58,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:46:58,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (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 122 [2024-11-22 16:46:58,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:46:58,678 INFO L225 Difference]: With dead ends: 24131 [2024-11-22 16:46:58,678 INFO L226 Difference]: Without dead ends: 15631 [2024-11-22 16:46:58,725 INFO L431 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 [2024-11-22 16:46:58,727 INFO L432 NwaCegarLoop]: 3373 mSDtfsCounter, 2638 mSDsluCounter, 3093 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2638 SdHoareTripleChecker+Valid, 6466 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-22 16:46:58,728 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2638 Valid, 6466 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-22 16:46:58,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15631 states. [2024-11-22 16:46:59,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15631 to 15597. [2024-11-22 16:46:59,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15597 states, 11919 states have (on average 1.331655340213105) internal successors, (15872), 12085 states have internal predecessors, (15872), 3056 states have call successors, (3056), 626 states have call predecessors, (3056), 619 states have return successors, (3078), 2953 states have call predecessors, (3078), 3052 states have call successors, (3078) [2024-11-22 16:46:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15597 states to 15597 states and 22006 transitions. [2024-11-22 16:46:59,387 INFO L78 Accepts]: Start accepts. Automaton has 15597 states and 22006 transitions. Word has length 122 [2024-11-22 16:46:59,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:46:59,387 INFO L471 AbstractCegarLoop]: Abstraction has 15597 states and 22006 transitions. [2024-11-22 16:46:59,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (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) [2024-11-22 16:46:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 15597 states and 22006 transitions. [2024-11-22 16:46:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-22 16:46:59,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:46:59,390 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:46:59,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 16:46:59,390 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:46:59,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:46:59,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1757488110, now seen corresponding path program 1 times [2024-11-22 16:46:59,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:46:59,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156293827] [2024-11-22 16:46:59,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:46:59,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:47:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:47:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-22 16:47:03,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:47:03,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156293827] [2024-11-22 16:47:03,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156293827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:47:03,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:47:03,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:47:03,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974066039] [2024-11-22 16:47:03,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:47:03,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:47:03,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:47:03,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:47:03,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:47:03,442 INFO L87 Difference]: Start difference. First operand 15597 states and 22006 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:47:07,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:47:09,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:47:09,429 INFO L93 Difference]: Finished difference Result 45623 states and 64372 transitions. [2024-11-22 16:47:09,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:47:09,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 128 [2024-11-22 16:47:09,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:47:09,614 INFO L225 Difference]: With dead ends: 45623 [2024-11-22 16:47:09,615 INFO L226 Difference]: Without dead ends: 30047 [2024-11-22 16:47:09,685 INFO L431 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 [2024-11-22 16:47:09,687 INFO L432 NwaCegarLoop]: 3171 mSDtfsCounter, 2921 mSDsluCounter, 3089 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2921 SdHoareTripleChecker+Valid, 6260 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-22 16:47:09,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2921 Valid, 6260 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-22 16:47:09,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30047 states. [2024-11-22 16:47:10,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30047 to 30011. [2024-11-22 16:47:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30011 states, 22951 states have (on average 1.3325781011720623) internal successors, (30584), 23267 states have internal predecessors, (30584), 5836 states have call successors, (5836), 1234 states have call predecessors, (5836), 1221 states have return successors, (5890), 5621 states have call predecessors, (5890), 5832 states have call successors, (5890) [2024-11-22 16:47:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30011 states to 30011 states and 42310 transitions. [2024-11-22 16:47:10,610 INFO L78 Accepts]: Start accepts. Automaton has 30011 states and 42310 transitions. Word has length 128 [2024-11-22 16:47:10,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:47:10,611 INFO L471 AbstractCegarLoop]: Abstraction has 30011 states and 42310 transitions. [2024-11-22 16:47:10,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:47:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30011 states and 42310 transitions. [2024-11-22 16:47:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-22 16:47:10,613 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:47:10,613 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:47:10,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 16:47:10,614 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:47:10,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:47:10,614 INFO L85 PathProgramCache]: Analyzing trace with hash 54626414, now seen corresponding path program 1 times [2024-11-22 16:47:10,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:47:10,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387920795] [2024-11-22 16:47:10,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:47:10,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:47:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:47:15,207 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-22 16:47:15,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:47:15,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387920795] [2024-11-22 16:47:15,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387920795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:47:15,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:47:15,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:47:15,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670948923] [2024-11-22 16:47:15,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:47:15,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:47:15,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:47:15,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:47:15,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:47:15,211 INFO L87 Difference]: Start difference. First operand 30011 states and 42310 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:47:19,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:47:21,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:47:21,154 INFO L93 Difference]: Finished difference Result 54685 states and 77129 transitions. [2024-11-22 16:47:21,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:47:21,155 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 126 [2024-11-22 16:47:21,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:47:21,267 INFO L225 Difference]: With dead ends: 54685 [2024-11-22 16:47:21,268 INFO L226 Difference]: Without dead ends: 24695 [2024-11-22 16:47:21,585 INFO L431 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 [2024-11-22 16:47:21,586 INFO L432 NwaCegarLoop]: 4382 mSDtfsCounter, 2323 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 7470 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-22 16:47:21,588 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2323 Valid, 7470 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-22 16:47:21,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24695 states. [2024-11-22 16:47:22,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24695 to 24655. [2024-11-22 16:47:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24655 states, 19005 states have (on average 1.3373322809786898) internal successors, (25416), 19275 states have internal predecessors, (25416), 4599 states have call successors, (4599), 1063 states have call predecessors, (4599), 1048 states have return successors, (4624), 4407 states have call predecessors, (4624), 4595 states have call successors, (4624) [2024-11-22 16:47:22,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24655 states to 24655 states and 34639 transitions. [2024-11-22 16:47:22,225 INFO L78 Accepts]: Start accepts. Automaton has 24655 states and 34639 transitions. Word has length 126 [2024-11-22 16:47:22,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:47:22,226 INFO L471 AbstractCegarLoop]: Abstraction has 24655 states and 34639 transitions. [2024-11-22 16:47:22,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:47:22,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24655 states and 34639 transitions. [2024-11-22 16:47:22,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-22 16:47:22,230 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:47:22,230 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:47:22,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 16:47:22,231 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:47:22,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:47:22,231 INFO L85 PathProgramCache]: Analyzing trace with hash -899689961, now seen corresponding path program 1 times [2024-11-22 16:47:22,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:47:22,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014092876] [2024-11-22 16:47:22,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:47:22,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:47:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:47:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-11-22 16:47:26,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:47:26,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014092876] [2024-11-22 16:47:26,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014092876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:47:26,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:47:26,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:47:26,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633698286] [2024-11-22 16:47:26,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:47:26,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:47:26,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:47:26,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:47:26,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:47:26,501 INFO L87 Difference]: Start difference. First operand 24655 states and 34639 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-22 16:47:30,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:47:31,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:47:31,749 INFO L93 Difference]: Finished difference Result 71569 states and 100608 transitions. [2024-11-22 16:47:31,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:47:31,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 145 [2024-11-22 16:47:31,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:47:32,223 INFO L225 Difference]: With dead ends: 71569 [2024-11-22 16:47:32,223 INFO L226 Difference]: Without dead ends: 46935 [2024-11-22 16:47:32,299 INFO L431 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 [2024-11-22 16:47:32,300 INFO L432 NwaCegarLoop]: 3800 mSDtfsCounter, 3106 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 6942 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-22 16:47:32,300 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 6942 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-22 16:47:32,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46935 states. [2024-11-22 16:47:33,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46935 to 46877. [2024-11-22 16:47:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46877 states, 36068 states have (on average 1.3372518576023067) internal successors, (48232), 36616 states have internal predecessors, (48232), 8797 states have call successors, (8797), 2038 states have call predecessors, (8797), 2009 states have return successors, (8851), 8398 states have call predecessors, (8851), 8793 states have call successors, (8851) [2024-11-22 16:47:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46877 states to 46877 states and 65880 transitions. [2024-11-22 16:47:33,470 INFO L78 Accepts]: Start accepts. Automaton has 46877 states and 65880 transitions. Word has length 145 [2024-11-22 16:47:33,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:47:33,470 INFO L471 AbstractCegarLoop]: Abstraction has 46877 states and 65880 transitions. [2024-11-22 16:47:33,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-22 16:47:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 46877 states and 65880 transitions. [2024-11-22 16:47:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-22 16:47:33,473 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:47:33,473 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:47:33,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 16:47:33,474 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:47:33,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:47:33,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1028737527, now seen corresponding path program 1 times [2024-11-22 16:47:33,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:47:33,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846930008] [2024-11-22 16:47:33,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:47:33,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms