./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.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 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 15:52:54,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:52:54,083 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:52:54,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:52:54,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:52:54,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:52:54,123 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:52:54,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:52:54,124 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:52:54,125 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:52:54,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:52:54,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:52:54,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:52:54,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:52:54,128 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:52:54,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:52:54,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:52:54,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:52:54,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:52:54,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:52:54,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:52:54,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:52:54,131 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:52:54,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:52:54,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:52:54,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:52:54,135 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:52:54,135 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:52:54,136 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:52:54,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:52:54,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:52:54,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:52:54,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:52:54,137 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:52:54,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:52:54,137 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:52:54,137 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:52:54,138 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:52:54,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:52:54,139 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de [2024-10-14 15:52:54,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:52:54,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:52:54,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:52:54,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:52:54,411 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:52:54,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-10-14 15:52:55,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:52:56,370 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:52:56,371 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-10-14 15:52:56,421 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e20a38b/77de4583a0b94f5783bb60adbf4d64c6/FLAG08b0a1d34 [2024-10-14 15:52:56,433 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e20a38b/77de4583a0b94f5783bb60adbf4d64c6 [2024-10-14 15:52:56,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:52:56,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:52:56,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:52:56,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:52:56,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:52:56,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:52:56" (1/1) ... [2024-10-14 15:52:56,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e432e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:56, skipping insertion in model container [2024-10-14 15:52:56,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:52:56" (1/1) ... [2024-10-14 15:52:56,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:52:59,177 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2024-10-14 15:52:59,184 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2024-10-14 15:52:59,185 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2024-10-14 15:52:59,187 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2024-10-14 15:52:59,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:52:59,281 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:52:59,409 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"); [5252] [2024-10-14 15:52:59,412 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)); [5259] [2024-10-14 15:52:59,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5266] [2024-10-14 15:52:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/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)); [5302-5303] [2024-10-14 15:52:59,415 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"); [5308-5310] [2024-10-14 15:52:59,427 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)); [5526-5527] [2024-10-14 15:52:59,430 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)); [5560-5561] [2024-10-14 15:52:59,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7910] [2024-10-14 15:52:59,657 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2024-10-14 15:52:59,661 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2024-10-14 15:52:59,662 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2024-10-14 15:52:59,662 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2024-10-14 15:52:59,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:52:59,812 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:52:59,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59 WrapperNode [2024-10-14 15:52:59,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:52:59,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:52:59,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:52:59,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:52:59,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:52:59,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:00,119 INFO L138 Inliner]: procedures = 430, calls = 1731, calls flagged for inlining = 202, calls inlined = 186, statements flattened = 4860 [2024-10-14 15:53:00,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:53:00,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:53:00,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:53:00,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:53:00,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:00,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:00,166 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:00,917 INFO L175 MemorySlicer]: Split 770 memory accesses to 19 slices as follows [2, 2, 4, 2, 15, 4, 1, 2, 10, 37, 9, 5, 9, 52, 3, 1, 569, 24, 19]. 74 percent of accesses are in the largest equivalence class. The 270 initializations are split as follows [0, 0, 4, 0, 15, 4, 1, 2, 10, 31, 9, 4, 9, 40, 1, 0, 140, 0, 0]. The 177 writes are split as follows [1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 141, 17, 16]. [2024-10-14 15:53:00,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:00,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:01,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:01,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:01,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:01,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:01,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:53:01,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:53:01,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:53:01,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:53:01,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (1/1) ... [2024-10-14 15:53:01,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:53:01,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:53:01,212 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) [2024-10-14 15:53:01,217 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 [2024-10-14 15:53:01,263 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-14 15:53:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-14 15:53:01,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-14 15:53:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-14 15:53:01,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-14 15:53:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-14 15:53:01,264 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-14 15:53:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-14 15:53:01,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:53:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:53:01,265 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-14 15:53:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-14 15:53:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-10-14 15:53:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-10-14 15:53:01,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-14 15:53:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-14 15:53:01,267 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-14 15:53:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-14 15:53:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-10-14 15:53:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-10-14 15:53:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-10-14 15:53:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-10-14 15:53:01,268 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-14 15:53:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-10-14 15:53:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-10-14 15:53:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-14 15:53:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-14 15:53:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-14 15:53:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-14 15:53:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-14 15:53:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-14 15:53:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:53:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-10-14 15:53:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-10-14 15:53:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2024-10-14 15:53:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2024-10-14 15:53:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-14 15:53:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-14 15:53:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-10-14 15:53:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-10-14 15:53:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-14 15:53:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-14 15:53:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-14 15:53:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-14 15:53:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-14 15:53:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-14 15:53:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-14 15:53:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-10-14 15:53:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-14 15:53:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-10-14 15:53:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-14 15:53:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-14 15:53:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-14 15:53:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-14 15:53:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:53:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:53:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:53:01,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:53:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:53:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:53:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:53:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:53:01,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-14 15:53:01,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-14 15:53:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-14 15:53:01,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-10-14 15:53:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-10-14 15:53:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-10-14 15:53:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-10-14 15:53:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-14 15:53:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-14 15:53:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-14 15:53:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-14 15:53:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-10-14 15:53:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-10-14 15:53:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-10-14 15:53:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-14 15:53:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-10-14 15:53:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-14 15:53:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-14 15:53:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-14 15:53:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-14 15:53:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:53:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:53:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-14 15:53:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-10-14 15:53:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-10-14 15:53:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-10-14 15:53:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-10-14 15:53:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-10-14 15:53:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-10-14 15:53:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-10-14 15:53:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-14 15:53:01,294 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-14 15:53:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-10-14 15:53:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-10-14 15:53:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-14 15:53:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-14 15:53:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:53:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:53:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-10-14 15:53:01,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-10-14 15:53:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-14 15:53:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-14 15:53:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-14 15:53:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-14 15:53:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-14 15:53:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:53:01,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-10-14 15:53:01,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-10-14 15:53:01,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-14 15:53:01,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:53:01,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:53:01,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:53:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:53:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:53:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:53:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_ipg_nic_private [2024-10-14 15:53:01,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_ipg_nic_private [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-10-14 15:53:01,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-10-14 15:53:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-10-14 15:53:01,306 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:53:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-10-14 15:53:01,308 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-10-14 15:53:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-10-14 15:53:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-10-14 15:53:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-10-14 15:53:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-10-14 15:53:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-10-14 15:53:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-14 15:53:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-14 15:53:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-14 15:53:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-14 15:53:01,309 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-14 15:53:01,309 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-14 15:53:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:53:01,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:53:01,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-10-14 15:53:01,312 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-10-14 15:53:01,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:53:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:53:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2024-10-14 15:53:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2024-10-14 15:53:01,313 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-10-14 15:53:01,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-10-14 15:53:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-10-14 15:53:01,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-10-14 15:53:01,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-10-14 15:53:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2024-10-14 15:53:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-14 15:53:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-10-14 15:53:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-14 15:53:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-10-14 15:53:01,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:53:01,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:53:01,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-14 15:53:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-14 15:53:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-14 15:53:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-14 15:53:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-10-14 15:53:01,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-10-14 15:53:01,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-14 15:53:01,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-14 15:53:02,216 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:53:02,221 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:53:03,709 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:53:07,545 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-14 15:53:08,732 INFO L? ?]: Removed 2649 outVars from TransFormulas that were not future-live. [2024-10-14 15:53:08,733 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:53:09,090 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:53:09,091 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-14 15:53:09,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:53:09 BoogieIcfgContainer [2024-10-14 15:53:09,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:53:09,094 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:53:09,095 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:53:09,098 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:53:09,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:52:56" (1/3) ... [2024-10-14 15:53:09,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5678c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:53:09, skipping insertion in model container [2024-10-14 15:53:09,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:59" (2/3) ... [2024-10-14 15:53:09,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5678c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:53:09, skipping insertion in model container [2024-10-14 15:53:09,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:53:09" (3/3) ... [2024-10-14 15:53:09,101 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-10-14 15:53:09,120 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:53:09,121 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-14 15:53:09,240 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:53:09,246 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;@1a62cbb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:53:09,247 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-14 15:53:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 1798 states, 1227 states have (on average 1.3936430317848412) internal successors, (1710), 1255 states have internal predecessors, (1710), 473 states have call successors, (473), 98 states have call predecessors, (473), 97 states have return successors, (467), 464 states have call predecessors, (467), 467 states have call successors, (467) [2024-10-14 15:53:09,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-10-14 15:53:09,279 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:09,281 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 15:53:09,281 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)] === [2024-10-14 15:53:09,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:09,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1013553991, now seen corresponding path program 1 times [2024-10-14 15:53:09,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:09,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5615459] [2024-10-14 15:53:09,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:09,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 15:53:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-10-14 15:53:10,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:10,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5615459] [2024-10-14 15:53:10,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5615459] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:10,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:10,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:10,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329575969] [2024-10-14 15:53:10,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:10,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:10,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:10,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:10,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:10,301 INFO L87 Difference]: Start difference. First operand has 1798 states, 1227 states have (on average 1.3936430317848412) internal successors, (1710), 1255 states have internal predecessors, (1710), 473 states have call successors, (473), 98 states have call predecessors, (473), 97 states have return successors, (467), 464 states have call predecessors, (467), 467 states have call successors, (467) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-14 15:53:16,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:16,145 INFO L93 Difference]: Finished difference Result 5404 states and 8198 transitions. [2024-10-14 15:53:16,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:16,148 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (13), 3 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 101 [2024-10-14 15:53:16,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:16,200 INFO L225 Difference]: With dead ends: 5404 [2024-10-14 15:53:16,200 INFO L226 Difference]: Without dead ends: 3613 [2024-10-14 15:53:16,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:16,225 INFO L432 NwaCegarLoop]: 1600 mSDtfsCounter, 3505 mSDsluCounter, 2247 mSDsCounter, 0 mSdLazyCounter, 2669 mSolverCounterSat, 1324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3928 SdHoareTripleChecker+Valid, 3847 SdHoareTripleChecker+Invalid, 3993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1324 IncrementalHoareTripleChecker+Valid, 2669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:16,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3928 Valid, 3847 Invalid, 3993 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1324 Valid, 2669 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-10-14 15:53:16,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3613 states. [2024-10-14 15:53:16,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3613 to 3477. [2024-10-14 15:53:16,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 2394 states have (on average 1.362155388471178) internal successors, (3261), 2447 states have internal predecessors, (3261), 890 states have call successors, (890), 191 states have call predecessors, (890), 190 states have return successors, (886), 880 states have call predecessors, (886), 886 states have call successors, (886) [2024-10-14 15:53:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 5037 transitions. [2024-10-14 15:53:16,552 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 5037 transitions. Word has length 101 [2024-10-14 15:53:16,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:16,553 INFO L471 AbstractCegarLoop]: Abstraction has 3477 states and 5037 transitions. [2024-10-14 15:53:16,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-14 15:53:16,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 5037 transitions. [2024-10-14 15:53:16,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-14 15:53:16,566 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:16,566 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-14 15:53:16,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:53:16,566 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)] === [2024-10-14 15:53:16,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:16,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1204172681, now seen corresponding path program 1 times [2024-10-14 15:53:16,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:16,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649322937] [2024-10-14 15:53:16,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:16,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 15:53:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:16,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 15:53:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:17,006 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-10-14 15:53:17,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:17,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649322937] [2024-10-14 15:53:17,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649322937] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:17,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:17,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:17,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93796013] [2024-10-14 15:53:17,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:17,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:17,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:17,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:17,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:17,012 INFO L87 Difference]: Start difference. First operand 3477 states and 5037 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-14 15:53:22,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:22,186 INFO L93 Difference]: Finished difference Result 9797 states and 14207 transitions. [2024-10-14 15:53:22,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:22,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 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 105 [2024-10-14 15:53:22,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:22,231 INFO L225 Difference]: With dead ends: 9797 [2024-10-14 15:53:22,231 INFO L226 Difference]: Without dead ends: 6337 [2024-10-14 15:53:22,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:22,247 INFO L432 NwaCegarLoop]: 1643 mSDtfsCounter, 2757 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 2802 mSolverCounterSat, 1192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 3916 SdHoareTripleChecker+Invalid, 3994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1192 IncrementalHoareTripleChecker+Valid, 2802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:22,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 3916 Invalid, 3994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1192 Valid, 2802 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-10-14 15:53:22,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6337 states. [2024-10-14 15:53:22,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6337 to 6062. [2024-10-14 15:53:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 4143 states have (on average 1.3478155925657735) internal successors, (5584), 4239 states have internal predecessors, (5584), 1563 states have call successors, (1563), 360 states have call predecessors, (1563), 353 states have return successors, (1579), 1530 states have call predecessors, (1579), 1559 states have call successors, (1579) [2024-10-14 15:53:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 8726 transitions. [2024-10-14 15:53:22,507 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 8726 transitions. Word has length 105 [2024-10-14 15:53:22,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:22,507 INFO L471 AbstractCegarLoop]: Abstraction has 6062 states and 8726 transitions. [2024-10-14 15:53:22,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-14 15:53:22,508 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 8726 transitions. [2024-10-14 15:53:22,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-14 15:53:22,512 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:22,512 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 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] [2024-10-14 15:53:22,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:53:22,512 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)] === [2024-10-14 15:53:22,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:22,512 INFO L85 PathProgramCache]: Analyzing trace with hash -236466560, now seen corresponding path program 1 times [2024-10-14 15:53:22,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:22,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87912080] [2024-10-14 15:53:22,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:22,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 15:53:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 15:53:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:53:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 15:53:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 15:53:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:22,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:23,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-14 15:53:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:23,005 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-10-14 15:53:23,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:23,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87912080] [2024-10-14 15:53:23,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87912080] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:23,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:23,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:23,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028249824] [2024-10-14 15:53:23,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:23,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:23,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:23,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:23,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:23,011 INFO L87 Difference]: Start difference. First operand 6062 states and 8726 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-14 15:53:27,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:27,247 INFO L93 Difference]: Finished difference Result 13780 states and 19887 transitions. [2024-10-14 15:53:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:27,247 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 145 [2024-10-14 15:53:27,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:27,295 INFO L225 Difference]: With dead ends: 13780 [2024-10-14 15:53:27,295 INFO L226 Difference]: Without dead ends: 7735 [2024-10-14 15:53:27,317 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:27,319 INFO L432 NwaCegarLoop]: 2219 mSDtfsCounter, 2581 mSDsluCounter, 2612 mSDsCounter, 0 mSdLazyCounter, 3255 mSolverCounterSat, 875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2928 SdHoareTripleChecker+Valid, 4831 SdHoareTripleChecker+Invalid, 4130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 875 IncrementalHoareTripleChecker+Valid, 3255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:27,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2928 Valid, 4831 Invalid, 4130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [875 Valid, 3255 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-14 15:53:27,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7735 states. [2024-10-14 15:53:27,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7735 to 7363. [2024-10-14 15:53:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7363 states, 5102 states have (on average 1.3475107800862407) internal successors, (6875), 5206 states have internal predecessors, (6875), 1822 states have call successors, (1822), 444 states have call predecessors, (1822), 436 states have return successors, (1830), 1786 states have call predecessors, (1830), 1818 states have call successors, (1830) [2024-10-14 15:53:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7363 states to 7363 states and 10527 transitions. [2024-10-14 15:53:27,647 INFO L78 Accepts]: Start accepts. Automaton has 7363 states and 10527 transitions. Word has length 145 [2024-10-14 15:53:27,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:27,647 INFO L471 AbstractCegarLoop]: Abstraction has 7363 states and 10527 transitions. [2024-10-14 15:53:27,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-14 15:53:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 7363 states and 10527 transitions. [2024-10-14 15:53:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-14 15:53:27,652 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:27,653 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 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] [2024-10-14 15:53:27,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 15:53:27,653 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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)] === [2024-10-14 15:53:27,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:27,654 INFO L85 PathProgramCache]: Analyzing trace with hash 868470004, now seen corresponding path program 1 times [2024-10-14 15:53:27,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:27,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168293789] [2024-10-14 15:53:27,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:27,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:53:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 15:53:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:53:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:53:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 15:53:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 15:53:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:27,966 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-10-14 15:53:27,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:27,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168293789] [2024-10-14 15:53:27,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168293789] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:27,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:27,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:27,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532046044] [2024-10-14 15:53:27,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:27,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:27,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:27,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:27,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:27,971 INFO L87 Difference]: Start difference. First operand 7363 states and 10527 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-14 15:53:32,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:32,404 INFO L93 Difference]: Finished difference Result 18273 states and 26266 transitions. [2024-10-14 15:53:32,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:32,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 144 [2024-10-14 15:53:32,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:32,488 INFO L225 Difference]: With dead ends: 18273 [2024-10-14 15:53:32,488 INFO L226 Difference]: Without dead ends: 13010 [2024-10-14 15:53:32,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:32,519 INFO L432 NwaCegarLoop]: 2118 mSDtfsCounter, 3162 mSDsluCounter, 2530 mSDsCounter, 0 mSdLazyCounter, 3208 mSolverCounterSat, 1040 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3580 SdHoareTripleChecker+Valid, 4648 SdHoareTripleChecker+Invalid, 4248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1040 IncrementalHoareTripleChecker+Valid, 3208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:32,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3580 Valid, 4648 Invalid, 4248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1040 Valid, 3208 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-14 15:53:32,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2024-10-14 15:53:33,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12427. [2024-10-14 15:53:33,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12427 states, 8626 states have (on average 1.347090192441456) internal successors, (11620), 8796 states have internal predecessors, (11620), 3062 states have call successors, (3062), 748 states have call predecessors, (3062), 736 states have return successors, (3081), 3010 states have call predecessors, (3081), 3058 states have call successors, (3081) [2024-10-14 15:53:33,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12427 states to 12427 states and 17763 transitions. [2024-10-14 15:53:33,133 INFO L78 Accepts]: Start accepts. Automaton has 12427 states and 17763 transitions. Word has length 144 [2024-10-14 15:53:33,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:33,134 INFO L471 AbstractCegarLoop]: Abstraction has 12427 states and 17763 transitions. [2024-10-14 15:53:33,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-14 15:53:33,135 INFO L276 IsEmpty]: Start isEmpty. Operand 12427 states and 17763 transitions. [2024-10-14 15:53:33,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-14 15:53:33,141 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:33,141 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 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] [2024-10-14 15:53:33,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 15:53:33,141 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2024-10-14 15:53:33,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:33,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1087324722, now seen corresponding path program 1 times [2024-10-14 15:53:33,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:33,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395702160] [2024-10-14 15:53:33,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:33,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:33,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:53:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 15:53:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:53:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:53:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 15:53:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 15:53:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:33,709 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-10-14 15:53:33,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:33,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395702160] [2024-10-14 15:53:33,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395702160] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:33,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:33,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:53:33,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943681714] [2024-10-14 15:53:33,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:33,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:53:33,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:33,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:53:33,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:53:33,712 INFO L87 Difference]: Start difference. First operand 12427 states and 17763 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 15:53:37,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:37,446 INFO L93 Difference]: Finished difference Result 13012 states and 18708 transitions. [2024-10-14 15:53:37,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 15:53:37,447 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 144 [2024-10-14 15:53:37,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:37,505 INFO L225 Difference]: With dead ends: 13012 [2024-10-14 15:53:37,505 INFO L226 Difference]: Without dead ends: 13010 [2024-10-14 15:53:37,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 15:53:37,515 INFO L432 NwaCegarLoop]: 1594 mSDtfsCounter, 2712 mSDsluCounter, 3637 mSDsCounter, 0 mSdLazyCounter, 3856 mSolverCounterSat, 1024 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2962 SdHoareTripleChecker+Valid, 5231 SdHoareTripleChecker+Invalid, 4880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1024 IncrementalHoareTripleChecker+Valid, 3856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:37,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2962 Valid, 5231 Invalid, 4880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1024 Valid, 3856 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-14 15:53:37,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2024-10-14 15:53:38,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12431. [2024-10-14 15:53:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12431 states, 8629 states have (on average 1.3469695213813884) internal successors, (11623), 8799 states have internal predecessors, (11623), 3062 states have call successors, (3062), 749 states have call predecessors, (3062), 737 states have return successors, (3081), 3010 states have call predecessors, (3081), 3058 states have call successors, (3081) [2024-10-14 15:53:38,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12431 states to 12431 states and 17766 transitions. [2024-10-14 15:53:38,131 INFO L78 Accepts]: Start accepts. Automaton has 12431 states and 17766 transitions. Word has length 144 [2024-10-14 15:53:38,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:38,132 INFO L471 AbstractCegarLoop]: Abstraction has 12431 states and 17766 transitions. [2024-10-14 15:53:38,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-14 15:53:38,133 INFO L276 IsEmpty]: Start isEmpty. Operand 12431 states and 17766 transitions. [2024-10-14 15:53:38,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-14 15:53:38,138 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:38,138 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 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] [2024-10-14 15:53:38,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 15:53:38,139 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)] === [2024-10-14 15:53:38,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:38,139 INFO L85 PathProgramCache]: Analyzing trace with hash -701924271, now seen corresponding path program 1 times [2024-10-14 15:53:38,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:38,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899822995] [2024-10-14 15:53:38,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:38,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 15:53:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 15:53:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-14 15:53:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 15:53:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 15:53:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-14 15:53:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-10-14 15:53:38,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:38,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899822995] [2024-10-14 15:53:38,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899822995] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:38,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:38,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:38,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379549644] [2024-10-14 15:53:38,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:38,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:38,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:38,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:38,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:38,531 INFO L87 Difference]: Start difference. First operand 12431 states and 17766 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-14 15:53:43,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:43,530 INFO L93 Difference]: Finished difference Result 31086 states and 44608 transitions. [2024-10-14 15:53:43,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:43,531 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 147 [2024-10-14 15:53:43,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:43,646 INFO L225 Difference]: With dead ends: 31086 [2024-10-14 15:53:43,647 INFO L226 Difference]: Without dead ends: 18672 [2024-10-14 15:53:43,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:43,713 INFO L432 NwaCegarLoop]: 1595 mSDtfsCounter, 3339 mSDsluCounter, 2241 mSDsCounter, 0 mSdLazyCounter, 2647 mSolverCounterSat, 1348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3743 SdHoareTripleChecker+Valid, 3836 SdHoareTripleChecker+Invalid, 3995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1348 IncrementalHoareTripleChecker+Valid, 2647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:43,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3743 Valid, 3836 Invalid, 3995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1348 Valid, 2647 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-10-14 15:53:43,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18672 states. [2024-10-14 15:53:44,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18672 to 17875. [2024-10-14 15:53:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17875 states, 12404 states have (on average 1.3465011286681716) internal successors, (16702), 12666 states have internal predecessors, (16702), 4390 states have call successors, (4390), 1099 states have call predecessors, (4390), 1078 states have return successors, (4428), 4291 states have call predecessors, (4428), 4386 states have call successors, (4428) [2024-10-14 15:53:44,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17875 states to 17875 states and 25520 transitions. [2024-10-14 15:53:44,690 INFO L78 Accepts]: Start accepts. Automaton has 17875 states and 25520 transitions. Word has length 147 [2024-10-14 15:53:44,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:44,692 INFO L471 AbstractCegarLoop]: Abstraction has 17875 states and 25520 transitions. [2024-10-14 15:53:44,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-14 15:53:44,692 INFO L276 IsEmpty]: Start isEmpty. Operand 17875 states and 25520 transitions. [2024-10-14 15:53:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-14 15:53:44,695 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:44,695 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 5, 5, 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] [2024-10-14 15:53:44,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 15:53:44,696 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)] === [2024-10-14 15:53:44,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:44,696 INFO L85 PathProgramCache]: Analyzing trace with hash -730308263, now seen corresponding path program 1 times [2024-10-14 15:53:44,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:44,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782589574] [2024-10-14 15:53:44,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:44,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:53:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 15:53:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:53:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:53:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 15:53:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-14 15:53:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:45,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 15:53:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:45,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:45,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 15:53:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:45,025 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-10-14 15:53:45,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:45,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782589574] [2024-10-14 15:53:45,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782589574] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:45,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:45,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 15:53:45,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679289243] [2024-10-14 15:53:45,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:45,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 15:53:45,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:45,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 15:53:45,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:45,028 INFO L87 Difference]: Start difference. First operand 17875 states and 25520 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-14 15:53:56,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:56,504 INFO L93 Difference]: Finished difference Result 45556 states and 65332 transitions. [2024-10-14 15:53:56,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 15:53:56,505 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 153 [2024-10-14 15:53:56,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:56,652 INFO L225 Difference]: With dead ends: 45556 [2024-10-14 15:53:56,652 INFO L226 Difference]: Without dead ends: 27761 [2024-10-14 15:53:56,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:53:56,722 INFO L432 NwaCegarLoop]: 2002 mSDtfsCounter, 3611 mSDsluCounter, 3234 mSDsCounter, 0 mSdLazyCounter, 6743 mSolverCounterSat, 1877 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3883 SdHoareTripleChecker+Valid, 5236 SdHoareTripleChecker+Invalid, 8620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1877 IncrementalHoareTripleChecker+Valid, 6743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:56,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3883 Valid, 5236 Invalid, 8620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1877 Valid, 6743 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2024-10-14 15:53:56,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27761 states. [2024-10-14 15:53:58,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27761 to 26592. [2024-10-14 15:53:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26592 states, 18489 states have (on average 1.3462058521282925) internal successors, (24890), 18867 states have internal predecessors, (24890), 6499 states have call successors, (6499), 1630 states have call predecessors, (6499), 1601 states have return successors, (6558), 6367 states have call predecessors, (6558), 6495 states have call successors, (6558) [2024-10-14 15:53:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26592 states to 26592 states and 37947 transitions. [2024-10-14 15:53:58,405 INFO L78 Accepts]: Start accepts. Automaton has 26592 states and 37947 transitions. Word has length 153 [2024-10-14 15:53:58,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:58,406 INFO L471 AbstractCegarLoop]: Abstraction has 26592 states and 37947 transitions. [2024-10-14 15:53:58,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-14 15:53:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 26592 states and 37947 transitions. [2024-10-14 15:53:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-10-14 15:53:58,409 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:58,409 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 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] [2024-10-14 15:53:58,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 15:53:58,409 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:58,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:58,410 INFO L85 PathProgramCache]: Analyzing trace with hash -509953029, now seen corresponding path program 1 times [2024-10-14 15:53:58,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:58,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898307647] [2024-10-14 15:53:58,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:58,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:53:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 15:53:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:53:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:53:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 15:53:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 15:53:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 15:53:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:58,838 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-10-14 15:53:58,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:58,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898307647] [2024-10-14 15:53:58,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898307647] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:58,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:58,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:53:58,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281745014] [2024-10-14 15:53:58,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:58,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:53:58,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:58,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:53:58,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:53:58,841 INFO L87 Difference]: Start difference. First operand 26592 states and 37947 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-14 15:54:03,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:54:03,753 INFO L93 Difference]: Finished difference Result 27741 states and 39838 transitions. [2024-10-14 15:54:03,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 15:54:03,754 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 149 [2024-10-14 15:54:03,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:54:03,886 INFO L225 Difference]: With dead ends: 27741 [2024-10-14 15:54:03,886 INFO L226 Difference]: Without dead ends: 27739 [2024-10-14 15:54:03,899 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 15:54:03,901 INFO L432 NwaCegarLoop]: 1581 mSDtfsCounter, 2712 mSDsluCounter, 3617 mSDsCounter, 0 mSdLazyCounter, 3852 mSolverCounterSat, 1035 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2961 SdHoareTripleChecker+Valid, 5198 SdHoareTripleChecker+Invalid, 4887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1035 IncrementalHoareTripleChecker+Valid, 3852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-10-14 15:54:03,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2961 Valid, 5198 Invalid, 4887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1035 Valid, 3852 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-10-14 15:54:03,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27739 states. [2024-10-14 15:54:05,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27739 to 26596. [2024-10-14 15:54:05,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26596 states, 18492 states have (on average 1.3461496863508544) internal successors, (24893), 18870 states have internal predecessors, (24893), 6499 states have call successors, (6499), 1631 states have call predecessors, (6499), 1602 states have return successors, (6558), 6367 states have call predecessors, (6558), 6495 states have call successors, (6558) [2024-10-14 15:54:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26596 states to 26596 states and 37950 transitions. [2024-10-14 15:54:05,571 INFO L78 Accepts]: Start accepts. Automaton has 26596 states and 37950 transitions. Word has length 149 [2024-10-14 15:54:05,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:54:05,573 INFO L471 AbstractCegarLoop]: Abstraction has 26596 states and 37950 transitions. [2024-10-14 15:54:05,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-14 15:54:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 26596 states and 37950 transitions. [2024-10-14 15:54:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-10-14 15:54:05,576 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:54:05,576 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 3, 2, 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] [2024-10-14 15:54:05,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 15:54:05,576 INFO L396 AbstractCegarLoop]: === Iteration 9 === 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)] === [2024-10-14 15:54:05,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:54:05,577 INFO L85 PathProgramCache]: Analyzing trace with hash -651292782, now seen corresponding path program 1 times [2024-10-14 15:54:05,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:54:05,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857569946] [2024-10-14 15:54:05,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:54:05,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:54:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:05,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:05,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:05,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:54:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:54:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:54:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:54:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:54:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:54:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:54:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:54:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:54:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-14 15:54:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:54:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:54:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:54:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:54:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-14 15:54:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 15:54:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 15:54:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 15:54:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:54:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-10-14 15:54:06,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:54:06,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857569946] [2024-10-14 15:54:06,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857569946] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:54:06,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:54:06,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:54:06,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237133575] [2024-10-14 15:54:06,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:54:06,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:54:06,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:54:06,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:54:06,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:54:06,137 INFO L87 Difference]: Start difference. First operand 26596 states and 37950 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)