./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-fealnx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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-fealnx.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 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:35:07,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:35:07,857 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:35:07,861 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:35:07,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:35:07,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:35:07,879 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:35:07,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:35:07,880 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:35:07,881 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:35:07,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:35:07,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:35:07,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:35:07,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:35:07,883 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:35:07,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:35:07,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:35:07,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:35:07,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:35:07,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:35:07,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:35:07,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:35:07,888 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:35:07,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:35:07,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:35:07,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:35:07,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:35:07,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:35:07,889 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:35:07,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:35:07,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:35:07,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:35:07,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:35:07,891 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:35:07,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:35:07,894 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:35:07,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:35:07,895 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:35:07,895 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:35:07,895 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a [2024-10-13 08:35:08,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:35:08,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:35:08,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:35:08,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:35:08,164 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:35:08,165 INFO L431 ainManager$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-fealnx.cil.i [2024-10-13 08:35:09,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:35:10,199 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:35:10,199 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-fealnx.cil.i [2024-10-13 08:35:10,255 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e18790565/1772b7de329643349fe135a03709c378/FLAG630b47ece [2024-10-13 08:35:10,267 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e18790565/1772b7de329643349fe135a03709c378 [2024-10-13 08:35:10,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:35:10,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:35:10,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:35:10,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:35:10,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:35:10,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:35:10" (1/1) ... [2024-10-13 08:35:10,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31460572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:10, skipping insertion in model container [2024-10-13 08:35:10,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:35:10" (1/1) ... [2024-10-13 08:35:10,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:35:12,664 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-fealnx.cil.i[319618,319631] [2024-10-13 08:35:12,668 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-fealnx.cil.i[319787,319800] [2024-10-13 08:35:12,668 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-fealnx.cil.i[319954,319967] [2024-10-13 08:35:12,669 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-fealnx.cil.i[320122,320135] [2024-10-13 08:35:12,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:35:12,733 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:35:12,842 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"); [5241] [2024-10-13 08:35:12,845 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)); [5248] [2024-10-13 08:35:12,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5255] [2024-10-13 08:35:12,848 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)); [5294-5295] [2024-10-13 08:35:12,848 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"); [5300-5302] [2024-10-13 08:35:12,857 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)); [5511-5512] [2024-10-13 08:35:12,860 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)); [5545-5546] [2024-10-13 08:35:12,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5582-5583] [2024-10-13 08:35:12,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5619-5620] [2024-10-13 08:35:12,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7057] [2024-10-13 08:35:13,195 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-fealnx.cil.i[319618,319631] [2024-10-13 08:35:13,196 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-fealnx.cil.i[319787,319800] [2024-10-13 08:35:13,196 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-fealnx.cil.i[319954,319967] [2024-10-13 08:35:13,196 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-fealnx.cil.i[320122,320135] [2024-10-13 08:35:13,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:35:13,420 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:35:13,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13 WrapperNode [2024-10-13 08:35:13,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:35:13,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:35:13,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:35:13,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:35:13,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:13,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:13,696 INFO L138 Inliner]: procedures = 434, calls = 1831, calls flagged for inlining = 216, calls inlined = 199, statements flattened = 4873 [2024-10-13 08:35:13,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:35:13,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:35:13,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:35:13,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:35:13,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:13,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:13,751 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,683 INFO L175 MemorySlicer]: Split 925 memory accesses to 16 slices as follows [7, 1, 2, 2, 9, 10, 8, 3, 2, 52, 3, 48, 1, 7, 1, 769]. 83 percent of accesses are in the largest equivalence class. The 273 initializations are split as follows [7, 1, 0, 2, 8, 8, 6, 0, 0, 40, 1, 48, 0, 0, 0, 152]. The 221 writes are split as follows [0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 4, 0, 214]. [2024-10-13 08:35:14,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:35:14,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:35:14,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:35:14,975 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:35:14,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (1/1) ... [2024-10-13 08:35:14,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:35:14,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:35:15,009 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) [2024-10-13 08:35:15,013 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 [2024-10-13 08:35:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure getlinkstatus [2024-10-13 08:35:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinkstatus [2024-10-13 08:35:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-13 08:35:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-13 08:35:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-13 08:35:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-13 08:35:15,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:35:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:35:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-10-13 08:35:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-10-13 08:35:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-13 08:35:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-13 08:35:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:35:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:35:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-13 08:35:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-13 08:35:15,067 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-13 08:35:15,067 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_79 [2024-10-13 08:35:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_79 [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_67 [2024-10-13 08:35:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_67 [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-13 08:35:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-13 08:35:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-10-13 08:35:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-13 08:35:15,068 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-13 08:35:15,068 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_tx_timeout [2024-10-13 08:35:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_tx_timeout [2024-10-13 08:35:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-13 08:35:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-13 08:35:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-13 08:35:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-13 08:35:15,069 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-13 08:35:15,069 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-13 08:35:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2024-10-13 08:35:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2024-10-13 08:35:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure getlinktype [2024-10-13 08:35:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinktype [2024-10-13 08:35:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-13 08:35:15,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-13 08:35:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:35:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-10-13 08:35:15,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-10-13 08:35:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-13 08:35:15,071 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-13 08:35:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:35:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-13 08:35:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rx_descriptors [2024-10-13 08:35:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rx_descriptors [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-13 08:35:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_remove_one [2024-10-13 08:35:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_remove_one [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:35:15,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-13 08:35:15,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-13 08:35:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-13 08:35:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-13 08:35:15,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-13 08:35:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-13 08:35:15,077 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-13 08:35:15,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:35:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:35:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:35:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:35:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:35:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:35:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:35:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:35:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:35:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:35:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:35:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-13 08:35:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-13 08:35:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-13 08:35:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-13 08:35:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-13 08:35:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-13 08:35:15,080 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-13 08:35:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-13 08:35:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-13 08:35:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-13 08:35:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-13 08:35:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-13 08:35:15,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-13 08:35:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-13 08:35:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-13 08:35:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-13 08:35:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-13 08:35:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-13 08:35:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-13 08:35:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:35:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-13 08:35:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-13 08:35:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-13 08:35:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-13 08:35:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:35:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2024-10-13 08:35:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2024-10-13 08:35:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-13 08:35:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-13 08:35:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-13 08:35:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-13 08:35:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-13 08:35:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-13 08:35:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-13 08:35:15,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-13 08:35:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rx [2024-10-13 08:35:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rx [2024-10-13 08:35:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-13 08:35:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-13 08:35:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:35:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:35:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:35:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:35:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:35:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-13 08:35:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:35:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-13 08:35:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:35:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2024-10-13 08:35:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-13 08:35:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-13 08:35:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2024-10-13 08:35:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2024-10-13 08:35:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure enable_rxtx [2024-10-13 08:35:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_rxtx [2024-10-13 08:35:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-13 08:35:15,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-13 08:35:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-13 08:35:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-13 08:35:15,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-13 08:35:15,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-13 08:35:15,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-13 08:35:15,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-13 08:35:15,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-13 08:35:15,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-13 08:35:15,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-10-13 08:35:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-13 08:35:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-13 08:35:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-13 08:35:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-13 08:35:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-13 08:35:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-10-13 08:35:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-13 08:35:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-10-13 08:35:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_78 [2024-10-13 08:35:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_78 [2024-10-13 08:35:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-13 08:35:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-13 08:35:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-10-13 08:35:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-10-13 08:35:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:35:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure reset_and_disable_rxtx [2024-10-13 08:35:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_and_disable_rxtx [2024-10-13 08:35:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-13 08:35:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-13 08:35:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:35:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-13 08:35:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:35:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:35:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-13 08:35:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-13 08:35:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-13 08:35:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2024-10-13 08:35:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2024-10-13 08:35:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-13 08:35:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-13 08:35:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2024-10-13 08:35:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2024-10-13 08:35:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-13 08:35:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-13 08:35:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-13 08:35:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-13 08:35:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-10-13 08:35:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-10-13 08:35:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rxtx [2024-10-13 08:35:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rxtx [2024-10-13 08:35:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure m80x_send_cmd_to_phy [2024-10-13 08:35:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure m80x_send_cmd_to_phy [2024-10-13 08:35:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:35:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:35:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-13 08:35:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-13 08:35:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-13 08:35:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-13 08:35:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-13 08:35:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffers [2024-10-13 08:35:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffers [2024-10-13 08:35:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-13 08:35:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-13 08:35:15,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-13 08:35:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-10-13 08:35:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-13 08:35:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:35:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-13 08:35:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-13 08:35:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-13 08:35:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-13 08:35:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2024-10-13 08:35:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2024-10-13 08:35:15,926 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:35:15,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:35:16,139 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:35:18,987 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-13 08:35:20,161 INFO L? ?]: Removed 2359 outVars from TransFormulas that were not future-live. [2024-10-13 08:35:20,161 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:35:20,607 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:35:20,607 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 08:35:20,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:35:20 BoogieIcfgContainer [2024-10-13 08:35:20,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:35:20,612 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:35:20,612 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:35:20,616 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:35:20,616 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:35:10" (1/3) ... [2024-10-13 08:35:20,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e4065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:35:20, skipping insertion in model container [2024-10-13 08:35:20,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:35:13" (2/3) ... [2024-10-13 08:35:20,618 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50e4065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:35:20, skipping insertion in model container [2024-10-13 08:35:20,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:35:20" (3/3) ... [2024-10-13 08:35:20,620 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2024-10-13 08:35:20,638 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:35:20,638 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-13 08:35:20,770 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:35:20,780 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;@6fbcd034, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:35:20,781 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-13 08:35:20,792 INFO L276 IsEmpty]: Start isEmpty. Operand has 1612 states, 1114 states have (on average 1.4201077199281866) internal successors, (1582), 1132 states have internal predecessors, (1582), 412 states have call successors, (412), 84 states have call predecessors, (412), 83 states have return successors, (406), 403 states have call predecessors, (406), 406 states have call successors, (406) [2024-10-13 08:35:20,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-10-13 08:35:20,813 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:20,814 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:35:20,818 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)] === [2024-10-13 08:35:20,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:20,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1746375034, now seen corresponding path program 1 times [2024-10-13 08:35:20,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:20,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481811971] [2024-10-13 08:35:20,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:20,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:35:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:35:21,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:21,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481811971] [2024-10-13 08:35:21,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481811971] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:21,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:21,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:21,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711635395] [2024-10-13 08:35:21,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:21,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:21,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:21,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:21,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:21,848 INFO L87 Difference]: Start difference. First operand has 1612 states, 1114 states have (on average 1.4201077199281866) internal successors, (1582), 1132 states have internal predecessors, (1582), 412 states have call successors, (412), 84 states have call predecessors, (412), 83 states have return successors, (406), 403 states have call predecessors, (406), 406 states have call successors, (406) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-10-13 08:35:26,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:26,591 INFO L93 Difference]: Finished difference Result 4801 states and 7347 transitions. [2024-10-13 08:35:26,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:26,593 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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 111 [2024-10-13 08:35:26,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:35:26,639 INFO L225 Difference]: With dead ends: 4801 [2024-10-13 08:35:26,640 INFO L226 Difference]: Without dead ends: 3198 [2024-10-13 08:35:26,658 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:35:26,661 INFO L432 NwaCegarLoop]: 1420 mSDtfsCounter, 3204 mSDsluCounter, 2007 mSDsCounter, 0 mSdLazyCounter, 2550 mSolverCounterSat, 1104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3566 SdHoareTripleChecker+Valid, 3427 SdHoareTripleChecker+Invalid, 3654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1104 IncrementalHoareTripleChecker+Valid, 2550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:35:26,664 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3566 Valid, 3427 Invalid, 3654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1104 Valid, 2550 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-10-13 08:35:26,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2024-10-13 08:35:26,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 3112. [2024-10-13 08:35:26,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3112 states, 2178 states have (on average 1.4008264462809918) internal successors, (3051), 2213 states have internal predecessors, (3051), 769 states have call successors, (769), 163 states have call predecessors, (769), 162 states have return successors, (765), 759 states have call predecessors, (765), 765 states have call successors, (765) [2024-10-13 08:35:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 3112 states and 4585 transitions. [2024-10-13 08:35:26,979 INFO L78 Accepts]: Start accepts. Automaton has 3112 states and 4585 transitions. Word has length 111 [2024-10-13 08:35:26,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:35:26,980 INFO L471 AbstractCegarLoop]: Abstraction has 3112 states and 4585 transitions. [2024-10-13 08:35:26,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-10-13 08:35:26,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 4585 transitions. [2024-10-13 08:35:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-13 08:35:26,989 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:26,989 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:35:26,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:35:26,990 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)] === [2024-10-13 08:35:26,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:26,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1145724441, now seen corresponding path program 1 times [2024-10-13 08:35:26,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:26,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48868161] [2024-10-13 08:35:26,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:26,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:35:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 08:35:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:35:27,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:27,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48868161] [2024-10-13 08:35:27,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48868161] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:27,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:27,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:27,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578988214] [2024-10-13 08:35:27,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:27,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:27,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:27,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:27,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:27,531 INFO L87 Difference]: Start difference. First operand 3112 states and 4585 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 08:35:32,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:32,067 INFO L93 Difference]: Finished difference Result 8818 states and 12984 transitions. [2024-10-13 08:35:32,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:32,068 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 113 [2024-10-13 08:35:32,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:35:32,118 INFO L225 Difference]: With dead ends: 8818 [2024-10-13 08:35:32,119 INFO L226 Difference]: Without dead ends: 5725 [2024-10-13 08:35:32,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:35:32,141 INFO L432 NwaCegarLoop]: 1507 mSDtfsCounter, 2734 mSDsluCounter, 2089 mSDsCounter, 0 mSdLazyCounter, 2576 mSolverCounterSat, 1064 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3043 SdHoareTripleChecker+Valid, 3596 SdHoareTripleChecker+Invalid, 3640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1064 IncrementalHoareTripleChecker+Valid, 2576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:35:32,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3043 Valid, 3596 Invalid, 3640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1064 Valid, 2576 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-13 08:35:32,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5725 states. [2024-10-13 08:35:32,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5725 to 5551. [2024-10-13 08:35:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5551 states, 3842 states have (on average 1.3880791254554918) internal successors, (5333), 3910 states have internal predecessors, (5333), 1385 states have call successors, (1385), 316 states have call predecessors, (1385), 321 states have return successors, (1413), 1360 states have call predecessors, (1413), 1381 states have call successors, (1413) [2024-10-13 08:35:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 5551 states and 8131 transitions. [2024-10-13 08:35:32,517 INFO L78 Accepts]: Start accepts. Automaton has 5551 states and 8131 transitions. Word has length 113 [2024-10-13 08:35:32,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:35:32,519 INFO L471 AbstractCegarLoop]: Abstraction has 5551 states and 8131 transitions. [2024-10-13 08:35:32,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 08:35:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 5551 states and 8131 transitions. [2024-10-13 08:35:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-13 08:35:32,523 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:32,524 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:35:32,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:35:32,524 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)] === [2024-10-13 08:35:32,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:32,525 INFO L85 PathProgramCache]: Analyzing trace with hash -191349338, now seen corresponding path program 1 times [2024-10-13 08:35:32,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:32,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250074090] [2024-10-13 08:35:32,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:32,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 08:35:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:35:32,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:32,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250074090] [2024-10-13 08:35:32,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250074090] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:32,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:32,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:32,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385987137] [2024-10-13 08:35:32,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:32,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:32,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:32,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:32,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:32,972 INFO L87 Difference]: Start difference. First operand 5551 states and 8131 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-13 08:35:36,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:36,978 INFO L93 Difference]: Finished difference Result 11235 states and 16471 transitions. [2024-10-13 08:35:36,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:36,978 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 117 [2024-10-13 08:35:36,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:35:37,023 INFO L225 Difference]: With dead ends: 11235 [2024-10-13 08:35:37,023 INFO L226 Difference]: Without dead ends: 5703 [2024-10-13 08:35:37,048 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:35:37,049 INFO L432 NwaCegarLoop]: 1453 mSDtfsCounter, 2511 mSDsluCounter, 1984 mSDsCounter, 0 mSdLazyCounter, 2670 mSolverCounterSat, 868 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2801 SdHoareTripleChecker+Valid, 3437 SdHoareTripleChecker+Invalid, 3538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 868 IncrementalHoareTripleChecker+Valid, 2670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:35:37,049 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2801 Valid, 3437 Invalid, 3538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [868 Valid, 2670 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-13 08:35:37,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2024-10-13 08:35:37,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5498. [2024-10-13 08:35:37,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5498 states, 3824 states have (on average 1.3865062761506277) internal successors, (5302), 3883 states have internal predecessors, (5302), 1337 states have call successors, (1337), 334 states have call predecessors, (1337), 334 states have return successors, (1349), 1311 states have call predecessors, (1349), 1333 states have call successors, (1349) [2024-10-13 08:35:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 5498 states and 7988 transitions. [2024-10-13 08:35:37,320 INFO L78 Accepts]: Start accepts. Automaton has 5498 states and 7988 transitions. Word has length 117 [2024-10-13 08:35:37,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:35:37,323 INFO L471 AbstractCegarLoop]: Abstraction has 5498 states and 7988 transitions. [2024-10-13 08:35:37,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-13 08:35:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand 5498 states and 7988 transitions. [2024-10-13 08:35:37,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-13 08:35:37,326 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:37,326 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:35:37,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:35:37,327 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:35:37,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:37,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1320364871, now seen corresponding path program 1 times [2024-10-13 08:35:37,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:37,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710528762] [2024-10-13 08:35:37,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:37,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:37,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 08:35:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:35:37,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:37,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710528762] [2024-10-13 08:35:37,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710528762] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:37,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:37,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:37,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997904290] [2024-10-13 08:35:37,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:37,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:37,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:37,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:37,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:37,703 INFO L87 Difference]: Start difference. First operand 5498 states and 7988 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-13 08:35:41,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:41,409 INFO L93 Difference]: Finished difference Result 15067 states and 21943 transitions. [2024-10-13 08:35:41,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:41,409 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 117 [2024-10-13 08:35:41,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:35:41,469 INFO L225 Difference]: With dead ends: 15067 [2024-10-13 08:35:41,470 INFO L226 Difference]: Without dead ends: 9588 [2024-10-13 08:35:41,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:35:41,499 INFO L432 NwaCegarLoop]: 1410 mSDtfsCounter, 3001 mSDsluCounter, 1992 mSDsCounter, 0 mSdLazyCounter, 2534 mSolverCounterSat, 1128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3339 SdHoareTripleChecker+Valid, 3402 SdHoareTripleChecker+Invalid, 3662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1128 IncrementalHoareTripleChecker+Valid, 2534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:35:41,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3339 Valid, 3402 Invalid, 3662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1128 Valid, 2534 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-13 08:35:41,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9588 states. [2024-10-13 08:35:41,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9588 to 9238. [2024-10-13 08:35:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9238 states, 6465 states have (on average 1.3866976024748647) internal successors, (8965), 6571 states have internal predecessors, (8965), 2199 states have call successors, (2199), 572 states have call predecessors, (2199), 571 states have return successors, (2227), 2144 states have call predecessors, (2227), 2195 states have call successors, (2227) [2024-10-13 08:35:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9238 states to 9238 states and 13391 transitions. [2024-10-13 08:35:42,070 INFO L78 Accepts]: Start accepts. Automaton has 9238 states and 13391 transitions. Word has length 117 [2024-10-13 08:35:42,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:35:42,071 INFO L471 AbstractCegarLoop]: Abstraction has 9238 states and 13391 transitions. [2024-10-13 08:35:42,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-13 08:35:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 9238 states and 13391 transitions. [2024-10-13 08:35:42,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-10-13 08:35:42,072 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:42,073 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:35:42,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:35:42,073 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:35:42,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:42,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1275450774, now seen corresponding path program 1 times [2024-10-13 08:35:42,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:42,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480392401] [2024-10-13 08:35:42,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:42,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 08:35:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:35:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:35:42,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:42,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480392401] [2024-10-13 08:35:42,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480392401] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:42,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:42,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:42,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527836769] [2024-10-13 08:35:42,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:42,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:42,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:42,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:42,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:42,452 INFO L87 Difference]: Start difference. First operand 9238 states and 13391 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 08:35:46,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:46,509 INFO L93 Difference]: Finished difference Result 26183 states and 38022 transitions. [2024-10-13 08:35:46,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:46,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 118 [2024-10-13 08:35:46,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:35:46,604 INFO L225 Difference]: With dead ends: 26183 [2024-10-13 08:35:46,605 INFO L226 Difference]: Without dead ends: 16964 [2024-10-13 08:35:46,657 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:35:46,658 INFO L432 NwaCegarLoop]: 1546 mSDtfsCounter, 2769 mSDsluCounter, 2077 mSDsCounter, 0 mSdLazyCounter, 2955 mSolverCounterSat, 997 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3105 SdHoareTripleChecker+Valid, 3623 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 997 IncrementalHoareTripleChecker+Valid, 2955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-10-13 08:35:46,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3105 Valid, 3623 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [997 Valid, 2955 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-10-13 08:35:46,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16964 states. [2024-10-13 08:35:47,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16964 to 16356. [2024-10-13 08:35:47,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16356 states, 11452 states have (on average 1.3842123646524624) internal successors, (15852), 11668 states have internal predecessors, (15852), 3877 states have call successors, (3877), 1035 states have call predecessors, (3877), 1024 states have return successors, (3937), 3749 states have call predecessors, (3937), 3873 states have call successors, (3937) [2024-10-13 08:35:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16356 states to 16356 states and 23666 transitions. [2024-10-13 08:35:47,492 INFO L78 Accepts]: Start accepts. Automaton has 16356 states and 23666 transitions. Word has length 118 [2024-10-13 08:35:47,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:35:47,493 INFO L471 AbstractCegarLoop]: Abstraction has 16356 states and 23666 transitions. [2024-10-13 08:35:47,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 08:35:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 16356 states and 23666 transitions. [2024-10-13 08:35:47,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-10-13 08:35:47,496 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:47,496 INFO L215 NwaCegarLoop]: trace histogram [11, 9, 9, 9, 9, 9, 9, 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] [2024-10-13 08:35:47,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:35:47,497 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)] === [2024-10-13 08:35:47,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:47,497 INFO L85 PathProgramCache]: Analyzing trace with hash -531790831, now seen corresponding path program 1 times [2024-10-13 08:35:47,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:47,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394005291] [2024-10-13 08:35:47,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:47,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:35:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 08:35:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 08:35:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 08:35:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:47,916 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2024-10-13 08:35:47,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:47,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394005291] [2024-10-13 08:35:47,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394005291] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:47,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:47,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:47,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922432024] [2024-10-13 08:35:47,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:47,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:47,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:47,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:47,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:47,918 INFO L87 Difference]: Start difference. First operand 16356 states and 23666 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-13 08:35:52,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:52,115 INFO L93 Difference]: Finished difference Result 49000 states and 71150 transitions. [2024-10-13 08:35:52,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:52,116 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 136 [2024-10-13 08:35:52,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:35:52,277 INFO L225 Difference]: With dead ends: 49000 [2024-10-13 08:35:52,277 INFO L226 Difference]: Without dead ends: 32663 [2024-10-13 08:35:52,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:35:52,340 INFO L432 NwaCegarLoop]: 1560 mSDtfsCounter, 2916 mSDsluCounter, 2076 mSDsCounter, 0 mSdLazyCounter, 2922 mSolverCounterSat, 1034 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3286 SdHoareTripleChecker+Valid, 3636 SdHoareTripleChecker+Invalid, 3956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1034 IncrementalHoareTripleChecker+Valid, 2922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:35:52,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3286 Valid, 3636 Invalid, 3956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1034 Valid, 2922 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-13 08:35:52,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32663 states. [2024-10-13 08:35:53,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32663 to 31537. [2024-10-13 08:35:53,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31537 states, 22053 states have (on average 1.3839840384528181) internal successors, (30521), 22503 states have internal predecessors, (30521), 7506 states have call successors, (7506), 1996 states have call predecessors, (7506), 1975 states have return successors, (7630), 7229 states have call predecessors, (7630), 7502 states have call successors, (7630) [2024-10-13 08:35:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31537 states to 31537 states and 45657 transitions. [2024-10-13 08:35:53,743 INFO L78 Accepts]: Start accepts. Automaton has 31537 states and 45657 transitions. Word has length 136 [2024-10-13 08:35:53,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:35:53,744 INFO L471 AbstractCegarLoop]: Abstraction has 31537 states and 45657 transitions. [2024-10-13 08:35:53,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-13 08:35:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 31537 states and 45657 transitions. [2024-10-13 08:35:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-13 08:35:53,746 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:35:53,747 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:35:53,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 08:35:53,747 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)] === [2024-10-13 08:35:53,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:35:53,747 INFO L85 PathProgramCache]: Analyzing trace with hash -54054280, now seen corresponding path program 1 times [2024-10-13 08:35:53,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:35:53,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784723320] [2024-10-13 08:35:53,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:35:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:35:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:35:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:35:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:35:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:35:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:35:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:35:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:35:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:35:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:35:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:35:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:35:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:35:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:35:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 08:35:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:35:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:35:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:35:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-13 08:35:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:35:53,988 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-10-13 08:35:53,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:35:53,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784723320] [2024-10-13 08:35:53,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784723320] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:35:53,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:35:53,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:35:53,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770130607] [2024-10-13 08:35:53,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:35:53,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:35:53,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:35:53,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:35:53,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:35:53,991 INFO L87 Difference]: Start difference. First operand 31537 states and 45657 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, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-13 08:35:59,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:35:59,733 INFO L93 Difference]: Finished difference Result 95099 states and 138123 transitions. [2024-10-13 08:35:59,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:35:59,733 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, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 158 [2024-10-13 08:35:59,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:00,127 INFO L225 Difference]: With dead ends: 95099 [2024-10-13 08:36:00,127 INFO L226 Difference]: Without dead ends: 63631 [2024-10-13 08:36:00,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:36:00,248 INFO L432 NwaCegarLoop]: 1748 mSDtfsCounter, 2835 mSDsluCounter, 2200 mSDsCounter, 0 mSdLazyCounter, 3058 mSolverCounterSat, 922 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3192 SdHoareTripleChecker+Valid, 3948 SdHoareTripleChecker+Invalid, 3980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 922 IncrementalHoareTripleChecker+Valid, 3058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:00,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3192 Valid, 3948 Invalid, 3980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [922 Valid, 3058 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-13 08:36:00,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63631 states. [2024-10-13 08:36:03,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63631 to 61491. [2024-10-13 08:36:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61491 states, 43305 states have (on average 1.3835584805449717) internal successors, (59915), 44059 states have internal predecessors, (59915), 14378 states have call successors, (14378), 3830 states have call predecessors, (14378), 3805 states have return successors, (14630), 13985 states have call predecessors, (14630), 14374 states have call successors, (14630) [2024-10-13 08:36:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61491 states to 61491 states and 88923 transitions. [2024-10-13 08:36:04,148 INFO L78 Accepts]: Start accepts. Automaton has 61491 states and 88923 transitions. Word has length 158 [2024-10-13 08:36:04,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:04,149 INFO L471 AbstractCegarLoop]: Abstraction has 61491 states and 88923 transitions. [2024-10-13 08:36:04,149 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, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-13 08:36:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 61491 states and 88923 transitions. [2024-10-13 08:36:04,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-13 08:36:04,151 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:04,151 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:36:04,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 08:36:04,151 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)] === [2024-10-13 08:36:04,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:04,152 INFO L85 PathProgramCache]: Analyzing trace with hash 164800438, now seen corresponding path program 1 times [2024-10-13 08:36:04,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:04,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229349543] [2024-10-13 08:36:04,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:04,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:36:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:36:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:36:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:36:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 08:36:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:36:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:36:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-13 08:36:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-13 08:36:04,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:04,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229349543] [2024-10-13 08:36:04,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229349543] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:04,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:04,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:36:04,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910206709] [2024-10-13 08:36:04,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:04,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:36:04,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:04,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:36:04,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:36:04,920 INFO L87 Difference]: Start difference. First operand 61491 states and 88923 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) [2024-10-13 08:36:09,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:36:09,953 INFO L93 Difference]: Finished difference Result 63633 states and 92393 transitions. [2024-10-13 08:36:09,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:36:09,954 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, (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) Word has length 158 [2024-10-13 08:36:09,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:10,325 INFO L225 Difference]: With dead ends: 63633 [2024-10-13 08:36:10,325 INFO L226 Difference]: Without dead ends: 63631 [2024-10-13 08:36:10,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:36:10,370 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 2487 mSDsluCounter, 3222 mSDsCounter, 0 mSdLazyCounter, 3673 mSolverCounterSat, 861 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2708 SdHoareTripleChecker+Valid, 4633 SdHoareTripleChecker+Invalid, 4534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 861 IncrementalHoareTripleChecker+Valid, 3673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:10,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2708 Valid, 4633 Invalid, 4534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [861 Valid, 3673 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-13 08:36:10,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63631 states. [2024-10-13 08:36:13,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63631 to 61495. [2024-10-13 08:36:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61495 states, 43308 states have (on average 1.3835319109633324) internal successors, (59918), 44062 states have internal predecessors, (59918), 14378 states have call successors, (14378), 3831 states have call predecessors, (14378), 3806 states have return successors, (14630), 13985 states have call predecessors, (14630), 14374 states have call successors, (14630) [2024-10-13 08:36:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61495 states to 61495 states and 88926 transitions. [2024-10-13 08:36:13,338 INFO L78 Accepts]: Start accepts. Automaton has 61495 states and 88926 transitions. Word has length 158 [2024-10-13 08:36:13,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:13,339 INFO L471 AbstractCegarLoop]: Abstraction has 61495 states and 88926 transitions. [2024-10-13 08:36:13,339 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, (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) [2024-10-13 08:36:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 61495 states and 88926 transitions. [2024-10-13 08:36:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-13 08:36:13,343 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:13,343 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:36:13,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 08:36:13,343 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)] === [2024-10-13 08:36:13,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:13,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1665743918, now seen corresponding path program 1 times [2024-10-13 08:36:13,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:13,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129135431] [2024-10-13 08:36:13,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:13,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:13,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:36:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:36:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:36:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:36:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 08:36:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:36:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:36:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-13 08:36:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-13 08:36:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-13 08:36:14,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:14,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129135431] [2024-10-13 08:36:14,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129135431] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:14,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:14,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:36:14,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031012714] [2024-10-13 08:36:14,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:14,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:36:14,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:14,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:36:14,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:36:14,116 INFO L87 Difference]: Start difference. First operand 61495 states and 88926 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)