./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 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-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-wip.fs.cvc5-61a6796-m [2024-10-14 15:52:41,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:52:41,114 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:52:41,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:52:41,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:52:41,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:52:41,140 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:52:41,140 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:52:41,140 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:52:41,141 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:52:41,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:52:41,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:52:41,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:52:41,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:52:41,142 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:52:41,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:52:41,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:52:41,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:52:41,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:52:41,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:52:41,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:52:41,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:52:41,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:52:41,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:52:41,148 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:52:41,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:52:41,149 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:52:41,149 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:52:41,149 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:52:41,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:52:41,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:52:41,150 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:52:41,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:52:41,151 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a [2024-10-14 15:52:41,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:52:41,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:52:41,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:52:41,390 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:52:41,390 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:52:41,391 INFO L431 ainManager$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 [2024-10-14 15:52:42,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:52:43,173 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:52:43,174 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 [2024-10-14 15:52:43,217 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f437fcfc3/45941b8b7b1a480c887c864c60ab2480/FLAGf4fb25df0 [2024-10-14 15:52:43,234 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f437fcfc3/45941b8b7b1a480c887c864c60ab2480 [2024-10-14 15:52:43,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:52:43,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:52:43,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:52:43,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:52:43,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:52:43,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:52:43" (1/1) ... [2024-10-14 15:52:43,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d684494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:43, skipping insertion in model container [2024-10-14 15:52:43,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:52:43" (1/1) ... [2024-10-14 15:52:43,362 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:52:45,947 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] [2024-10-14 15:52:45,951 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] [2024-10-14 15:52:45,951 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] [2024-10-14 15:52:45,952 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] [2024-10-14 15:52:45,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:52:46,002 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:52:46,069 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] [2024-10-14 15:52:46,071 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] [2024-10-14 15:52:46,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5255] [2024-10-14 15:52:46,073 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] [2024-10-14 15:52:46,073 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] [2024-10-14 15:52:46,078 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] [2024-10-14 15:52:46,080 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] [2024-10-14 15:52:46,081 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] [2024-10-14 15:52:46,082 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] [2024-10-14 15:52:46,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7057] [2024-10-14 15:52:46,244 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] [2024-10-14 15:52:46,244 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] [2024-10-14 15:52:46,245 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] [2024-10-14 15:52:46,245 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] [2024-10-14 15:52:46,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:52:46,433 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:52:46,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46 WrapperNode [2024-10-14 15:52:46,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:52:46,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:52:46,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:52:46,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:52:46,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:46,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:46,679 INFO L138 Inliner]: procedures = 434, calls = 1831, calls flagged for inlining = 216, calls inlined = 199, statements flattened = 4873 [2024-10-14 15:52:46,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:52:46,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:52:46,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:52:46,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:52:46,690 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:46,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:46,715 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,290 INFO L175 MemorySlicer]: Split 925 memory accesses to 16 slices as follows [1, 7, 1, 2, 9, 10, 8, 2, 2, 3, 52, 3, 48, 7, 769, 1]. 83 percent of accesses are in the largest equivalence class. The 273 initializations are split as follows [0, 7, 1, 2, 8, 8, 6, 0, 0, 0, 40, 1, 48, 0, 152, 0]. The 221 writes are split as follows [1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 4, 214, 0]. [2024-10-14 15:52:47,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,444 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:52:47,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:52:47,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:52:47,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:52:47,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (1/1) ... [2024-10-14 15:52:47,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:52:47,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:52:47,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 15:52:47,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 15:52:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure getlinkstatus [2024-10-14 15:52:47,561 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinkstatus [2024-10-14 15:52:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-14 15:52:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-14 15:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-14 15:52:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-14 15:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-14 15:52:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-14 15:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-10-14 15:52:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-10-14 15:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-14 15:52:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-14 15:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-14 15:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-14 15:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-14 15:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-14 15:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_79 [2024-10-14 15:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_79 [2024-10-14 15:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_67 [2024-10-14 15:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_67 [2024-10-14 15:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-14 15:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-14 15:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-14 15:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-14 15:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-10-14 15:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-10-14 15:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-14 15:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-14 15:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_tx_timeout [2024-10-14 15:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_tx_timeout [2024-10-14 15:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-14 15:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-14 15:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-14 15:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-14 15:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-14 15:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-14 15:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2024-10-14 15:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2024-10-14 15:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure getlinktype [2024-10-14 15:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinktype [2024-10-14 15:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-14 15:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-14 15:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-10-14 15:52:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-14 15:52:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-14 15:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rx_descriptors [2024-10-14 15:52:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rx_descriptors [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-14 15:52:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_remove_one [2024-10-14 15:52:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_remove_one [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-14 15:52:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-14 15:52:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-14 15:52:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:52:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-14 15:52:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-14 15:52:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-14 15:52:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-14 15:52:47,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-14 15:52:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-14 15:52:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-14 15:52:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-14 15:52:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-14 15:52:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-14 15:52:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-14 15:52:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-14 15:52:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:52:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-14 15:52:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-14 15:52:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-14 15:52:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-14 15:52:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:52:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2024-10-14 15:52:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2024-10-14 15:52:47,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-14 15:52:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-14 15:52:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:52:47,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 15:52:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 15:52:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-14 15:52:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-14 15:52:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-14 15:52:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-14 15:52:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-14 15:52:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-14 15:52:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-14 15:52:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-14 15:52:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-14 15:52:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-14 15:52:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-14 15:52:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-14 15:52:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rx [2024-10-14 15:52:47,575 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rx [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-14 15:52:47,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:52:47,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-14 15:52:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-14 15:52:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-14 15:52:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:52:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2024-10-14 15:52:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2024-10-14 15:52:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-14 15:52:47,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-14 15:52:47,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2024-10-14 15:52:47,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure enable_rxtx [2024-10-14 15:52:47,579 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_rxtx [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-14 15:52:47,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-14 15:52:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-14 15:52:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-10-14 15:52:47,580 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-10-14 15:52:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-14 15:52:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-10-14 15:52:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_78 [2024-10-14 15:52:47,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_78 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-14 15:52:47,582 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-10-14 15:52:47,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure reset_and_disable_rxtx [2024-10-14 15:52:47,582 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_and_disable_rxtx [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-14 15:52:47,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:52:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-14 15:52:47,583 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:52:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:52:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-14 15:52:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:52:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:52:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-14 15:52:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-14 15:52:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-14 15:52:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-14 15:52:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2024-10-14 15:52:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2024-10-14 15:52:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-14 15:52:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-14 15:52:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2024-10-14 15:52:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2024-10-14 15:52:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-14 15:52:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-14 15:52:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-14 15:52:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-10-14 15:52:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rxtx [2024-10-14 15:52:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rxtx [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure m80x_send_cmd_to_phy [2024-10-14 15:52:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure m80x_send_cmd_to_phy [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:52:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffers [2024-10-14 15:52:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffers [2024-10-14 15:52:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:52:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-14 15:52:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-10-14 15:52:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-14 15:52:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:52:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-14 15:52:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-14 15:52:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2024-10-14 15:52:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2024-10-14 15:52:48,252 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:52:48,255 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:52:48,391 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:52:50,782 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-14 15:52:51,580 INFO L? ?]: Removed 2359 outVars from TransFormulas that were not future-live. [2024-10-14 15:52:51,580 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:52:51,922 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:52:51,923 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 15:52:51,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:52:51 BoogieIcfgContainer [2024-10-14 15:52:51,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:52:51,925 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:52:51,925 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:52:51,927 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:52:51,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:52:43" (1/3) ... [2024-10-14 15:52:51,928 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc4b2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:52:51, skipping insertion in model container [2024-10-14 15:52:51,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:52:46" (2/3) ... [2024-10-14 15:52:51,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc4b2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:52:51, skipping insertion in model container [2024-10-14 15:52:51,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:52:51" (3/3) ... [2024-10-14 15:52:51,934 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2024-10-14 15:52:51,954 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:52:51,954 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-14 15:52:52,056 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:52:52,062 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;@78a02eb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:52:52,064 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-14 15:52:52,075 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) [2024-10-14 15:52:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-10-14 15:52:52,096 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:52:52,096 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] [2024-10-14 15:52:52,099 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:52:52,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:52:52,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1746375034, now seen corresponding path program 1 times [2024-10-14 15:52:52,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:52:52,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138257293] [2024-10-14 15:52:52,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:52:52,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:52:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:52:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:52:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:52:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:52:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:52:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:52:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:52:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:52:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:52:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 15:52:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:52,901 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-14 15:52:52,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:52:52,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138257293] [2024-10-14 15:52:52,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138257293] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:52:52,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:52:52,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:52:52,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716993395] [2024-10-14 15:52:52,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:52:52,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:52:52,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:52:52,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:52:52,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:52:52,939 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) [2024-10-14 15:52:57,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:52:57,256 INFO L93 Difference]: Finished difference Result 4801 states and 7347 transitions. [2024-10-14 15:52:57,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:52:57,261 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 [2024-10-14 15:52:57,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:52:57,294 INFO L225 Difference]: With dead ends: 4801 [2024-10-14 15:52:57,294 INFO L226 Difference]: Without dead ends: 3198 [2024-10-14 15:52:57,306 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 [2024-10-14 15:52:57,309 INFO L432 NwaCegarLoop]: 1420 mSDtfsCounter, 3204 mSDsluCounter, 2007 mSDsCounter, 0 mSdLazyCounter, 2550 mSolverCounterSat, 1104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s 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, 3.9s IncrementalHoareTripleChecker+Time [2024-10-14 15:52:57,309 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3566 Valid, 3427 Invalid, 3654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1104 Valid, 2550 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-14 15:52:57,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2024-10-14 15:52:57,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 3112. [2024-10-14 15:52:57,465 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) [2024-10-14 15:52:57,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 3112 states and 4585 transitions. [2024-10-14 15:52:57,484 INFO L78 Accepts]: Start accepts. Automaton has 3112 states and 4585 transitions. Word has length 111 [2024-10-14 15:52:57,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:52:57,485 INFO L471 AbstractCegarLoop]: Abstraction has 3112 states and 4585 transitions. [2024-10-14 15:52:57,486 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) [2024-10-14 15:52:57,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 4585 transitions. [2024-10-14 15:52:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-14 15:52:57,489 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:52:57,489 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] [2024-10-14 15:52:57,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:52:57,489 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:52:57,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:52:57,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1145724441, now seen corresponding path program 1 times [2024-10-14 15:52:57,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:52:57,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071831294] [2024-10-14 15:52:57,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:52:57,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:52:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:52:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:52:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:52:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:52:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:52:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:52:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:52:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:52:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:52:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:52:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 15:52:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 15:52:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:52:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-14 15:52:57,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:52:57,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071831294] [2024-10-14 15:52:57,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071831294] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:52:57,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:52:57,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:52:57,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367895636] [2024-10-14 15:52:57,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:52:57,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:52:57,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:52:57,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:52:57,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:52:57,823 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) [2024-10-14 15:53:01,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:01,567 INFO L93 Difference]: Finished difference Result 8818 states and 12984 transitions. [2024-10-14 15:53:01,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:01,568 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 [2024-10-14 15:53:01,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:01,604 INFO L225 Difference]: With dead ends: 8818 [2024-10-14 15:53:01,605 INFO L226 Difference]: Without dead ends: 5725 [2024-10-14 15:53:01,615 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 [2024-10-14 15:53:01,616 INFO L432 NwaCegarLoop]: 1508 mSDtfsCounter, 2734 mSDsluCounter, 2091 mSDsCounter, 0 mSdLazyCounter, 2576 mSolverCounterSat, 1064 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3043 SdHoareTripleChecker+Valid, 3599 SdHoareTripleChecker+Invalid, 3640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1064 IncrementalHoareTripleChecker+Valid, 2576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:01,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3043 Valid, 3599 Invalid, 3640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1064 Valid, 2576 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-14 15:53:01,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5725 states. [2024-10-14 15:53:01,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5725 to 5551. [2024-10-14 15:53:01,789 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) [2024-10-14 15:53:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 5551 states and 8131 transitions. [2024-10-14 15:53:01,821 INFO L78 Accepts]: Start accepts. Automaton has 5551 states and 8131 transitions. Word has length 113 [2024-10-14 15:53:01,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:01,822 INFO L471 AbstractCegarLoop]: Abstraction has 5551 states and 8131 transitions. [2024-10-14 15:53:01,822 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) [2024-10-14 15:53:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 5551 states and 8131 transitions. [2024-10-14 15:53:01,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 15:53:01,827 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:01,827 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] [2024-10-14 15:53:01,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:53:01,827 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:01,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:01,828 INFO L85 PathProgramCache]: Analyzing trace with hash -191349338, now seen corresponding path program 1 times [2024-10-14 15:53:01,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:01,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295680705] [2024-10-14 15:53:01,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:53:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-14 15:53:02,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:02,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295680705] [2024-10-14 15:53:02,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295680705] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:02,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:02,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:02,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135723776] [2024-10-14 15:53:02,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:02,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:02,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:02,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:02,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:02,165 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) [2024-10-14 15:53:05,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:05,477 INFO L93 Difference]: Finished difference Result 11235 states and 16471 transitions. [2024-10-14 15:53:05,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:05,478 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 [2024-10-14 15:53:05,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:05,518 INFO L225 Difference]: With dead ends: 11235 [2024-10-14 15:53:05,518 INFO L226 Difference]: Without dead ends: 5703 [2024-10-14 15:53:05,545 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 [2024-10-14 15:53:05,547 INFO L432 NwaCegarLoop]: 1453 mSDtfsCounter, 2511 mSDsluCounter, 1983 mSDsCounter, 0 mSdLazyCounter, 2670 mSolverCounterSat, 868 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2802 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 3538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 868 IncrementalHoareTripleChecker+Valid, 2670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:05,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2802 Valid, 3436 Invalid, 3538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [868 Valid, 2670 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-14 15:53:05,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2024-10-14 15:53:05,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5498. [2024-10-14 15:53:05,741 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) [2024-10-14 15:53:05,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 5498 states and 7988 transitions. [2024-10-14 15:53:05,766 INFO L78 Accepts]: Start accepts. Automaton has 5498 states and 7988 transitions. Word has length 117 [2024-10-14 15:53:05,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:05,768 INFO L471 AbstractCegarLoop]: Abstraction has 5498 states and 7988 transitions. [2024-10-14 15:53:05,769 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) [2024-10-14 15:53:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 5498 states and 7988 transitions. [2024-10-14 15:53:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 15:53:05,771 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:05,771 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] [2024-10-14 15:53:05,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 15:53:05,772 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)] === [2024-10-14 15:53:05,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:05,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1320364871, now seen corresponding path program 1 times [2024-10-14 15:53:05,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:05,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833819529] [2024-10-14 15:53:05,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:05,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:05,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:06,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:06,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:06,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:06,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 15:53:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:06,061 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-14 15:53:06,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:06,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833819529] [2024-10-14 15:53:06,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833819529] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:06,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:06,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:06,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132982101] [2024-10-14 15:53:06,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:06,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:06,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:06,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:06,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:06,063 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) [2024-10-14 15:53:09,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:09,308 INFO L93 Difference]: Finished difference Result 15067 states and 21943 transitions. [2024-10-14 15:53:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:09,308 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 [2024-10-14 15:53:09,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:09,363 INFO L225 Difference]: With dead ends: 15067 [2024-10-14 15:53:09,363 INFO L226 Difference]: Without dead ends: 9588 [2024-10-14 15:53:09,383 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 [2024-10-14 15:53:09,384 INFO L432 NwaCegarLoop]: 1409 mSDtfsCounter, 3001 mSDsluCounter, 1991 mSDsCounter, 0 mSdLazyCounter, 2534 mSolverCounterSat, 1128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3339 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 3662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1128 IncrementalHoareTripleChecker+Valid, 2534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:09,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3339 Valid, 3400 Invalid, 3662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1128 Valid, 2534 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-10-14 15:53:09,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9588 states. [2024-10-14 15:53:09,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9588 to 9238. [2024-10-14 15:53:09,779 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) [2024-10-14 15:53:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9238 states to 9238 states and 13391 transitions. [2024-10-14 15:53:09,818 INFO L78 Accepts]: Start accepts. Automaton has 9238 states and 13391 transitions. Word has length 117 [2024-10-14 15:53:09,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:09,819 INFO L471 AbstractCegarLoop]: Abstraction has 9238 states and 13391 transitions. [2024-10-14 15:53:09,819 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) [2024-10-14 15:53:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 9238 states and 13391 transitions. [2024-10-14 15:53:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-10-14 15:53:09,820 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:09,820 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] [2024-10-14 15:53:09,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 15:53:09,821 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)] === [2024-10-14 15:53:09,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:09,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1275450774, now seen corresponding path program 1 times [2024-10-14 15:53:09,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:09,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26884505] [2024-10-14 15:53:09,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:09,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:09,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:09,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:09,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:09,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 15:53:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 15:53:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-14 15:53:10,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:10,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26884505] [2024-10-14 15:53:10,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26884505] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:10,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:10,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:10,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201408351] [2024-10-14 15:53:10,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:10,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:10,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:10,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:10,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:10,092 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) [2024-10-14 15:53:13,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:13,240 INFO L93 Difference]: Finished difference Result 26183 states and 38022 transitions. [2024-10-14 15:53:13,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:13,241 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 [2024-10-14 15:53:13,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:13,318 INFO L225 Difference]: With dead ends: 26183 [2024-10-14 15:53:13,319 INFO L226 Difference]: Without dead ends: 16964 [2024-10-14 15:53:13,353 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 [2024-10-14 15:53:13,353 INFO L432 NwaCegarLoop]: 1546 mSDtfsCounter, 2769 mSDsluCounter, 2078 mSDsCounter, 0 mSdLazyCounter, 2955 mSolverCounterSat, 997 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3105 SdHoareTripleChecker+Valid, 3624 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 997 IncrementalHoareTripleChecker+Valid, 2955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:13,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3105 Valid, 3624 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [997 Valid, 2955 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-14 15:53:13,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16964 states. [2024-10-14 15:53:14,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16964 to 16356. [2024-10-14 15:53:14,042 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) [2024-10-14 15:53:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16356 states to 16356 states and 23666 transitions. [2024-10-14 15:53:14,124 INFO L78 Accepts]: Start accepts. Automaton has 16356 states and 23666 transitions. Word has length 118 [2024-10-14 15:53:14,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:14,125 INFO L471 AbstractCegarLoop]: Abstraction has 16356 states and 23666 transitions. [2024-10-14 15:53:14,126 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) [2024-10-14 15:53:14,126 INFO L276 IsEmpty]: Start isEmpty. Operand 16356 states and 23666 transitions. [2024-10-14 15:53:14,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-10-14 15:53:14,129 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:14,129 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] [2024-10-14 15:53:14,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 15:53:14,130 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:14,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:14,130 INFO L85 PathProgramCache]: Analyzing trace with hash -531790831, now seen corresponding path program 1 times [2024-10-14 15:53:14,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:14,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67971687] [2024-10-14 15:53:14,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:14,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-14 15:53:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 15:53:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 15:53:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2024-10-14 15:53:14,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:14,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67971687] [2024-10-14 15:53:14,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67971687] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:14,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:14,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:14,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726997358] [2024-10-14 15:53:14,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:14,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:14,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:14,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:14,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:14,428 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) [2024-10-14 15:53:18,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:18,112 INFO L93 Difference]: Finished difference Result 49000 states and 71150 transitions. [2024-10-14 15:53:18,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:18,112 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 [2024-10-14 15:53:18,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:18,273 INFO L225 Difference]: With dead ends: 49000 [2024-10-14 15:53:18,273 INFO L226 Difference]: Without dead ends: 32663 [2024-10-14 15:53:18,444 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 [2024-10-14 15:53:18,445 INFO L432 NwaCegarLoop]: 1559 mSDtfsCounter, 2916 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 2922 mSolverCounterSat, 1034 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3287 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1034 IncrementalHoareTripleChecker+Valid, 2922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:18,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3287 Valid, 3634 Invalid, 3956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1034 Valid, 2922 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-10-14 15:53:18,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32663 states. [2024-10-14 15:53:19,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32663 to 31537. [2024-10-14 15:53:19,534 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) [2024-10-14 15:53:19,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31537 states to 31537 states and 45657 transitions. [2024-10-14 15:53:19,669 INFO L78 Accepts]: Start accepts. Automaton has 31537 states and 45657 transitions. Word has length 136 [2024-10-14 15:53:19,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:19,669 INFO L471 AbstractCegarLoop]: Abstraction has 31537 states and 45657 transitions. [2024-10-14 15:53:19,669 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) [2024-10-14 15:53:19,670 INFO L276 IsEmpty]: Start isEmpty. Operand 31537 states and 45657 transitions. [2024-10-14 15:53:19,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-14 15:53:19,671 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:19,671 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] [2024-10-14 15:53:19,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 15:53:19,672 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:19,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:19,672 INFO L85 PathProgramCache]: Analyzing trace with hash -54054280, now seen corresponding path program 1 times [2024-10-14 15:53:19,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:19,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124792142] [2024-10-14 15:53:19,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:19,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 15:53:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 15:53:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 15:53:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 15:53:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 15:53:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 15:53:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 15:53:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:19,900 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-10-14 15:53:19,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:19,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124792142] [2024-10-14 15:53:19,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124792142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:19,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:19,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:53:19,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171430166] [2024-10-14 15:53:19,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:19,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:53:19,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:19,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:53:19,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:53:19,902 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) [2024-10-14 15:53:24,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:24,777 INFO L93 Difference]: Finished difference Result 95099 states and 138123 transitions. [2024-10-14 15:53:24,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:53:24,778 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 [2024-10-14 15:53:24,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:25,102 INFO L225 Difference]: With dead ends: 95099 [2024-10-14 15:53:25,103 INFO L226 Difference]: Without dead ends: 63631 [2024-10-14 15:53:25,343 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 [2024-10-14 15:53:25,346 INFO L432 NwaCegarLoop]: 1748 mSDtfsCounter, 2835 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 3058 mSolverCounterSat, 922 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3193 SdHoareTripleChecker+Valid, 3947 SdHoareTripleChecker+Invalid, 3980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 922 IncrementalHoareTripleChecker+Valid, 3058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:25,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3193 Valid, 3947 Invalid, 3980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [922 Valid, 3058 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-14 15:53:25,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63631 states. [2024-10-14 15:53:27,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63631 to 61491. [2024-10-14 15:53:27,406 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) [2024-10-14 15:53:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61491 states to 61491 states and 88923 transitions. [2024-10-14 15:53:27,764 INFO L78 Accepts]: Start accepts. Automaton has 61491 states and 88923 transitions. Word has length 158 [2024-10-14 15:53:27,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:27,766 INFO L471 AbstractCegarLoop]: Abstraction has 61491 states and 88923 transitions. [2024-10-14 15:53:27,766 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) [2024-10-14 15:53:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61491 states and 88923 transitions. [2024-10-14 15:53:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-14 15:53:27,768 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:27,768 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] [2024-10-14 15:53:27,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 15:53:27,769 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:27,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:27,769 INFO L85 PathProgramCache]: Analyzing trace with hash 164800438, now seen corresponding path program 1 times [2024-10-14 15:53:27,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:27,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073435676] [2024-10-14 15:53:27,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:27,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 15:53:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 15:53:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 15:53:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 15:53:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 15:53:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 15:53:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 15:53:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-14 15:53:28,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:28,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073435676] [2024-10-14 15:53:28,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073435676] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:28,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:28,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:53:28,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432146101] [2024-10-14 15:53:28,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:28,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:53:28,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:28,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:53:28,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:53:28,339 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) [2024-10-14 15:53:32,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:32,896 INFO L93 Difference]: Finished difference Result 63633 states and 92393 transitions. [2024-10-14 15:53:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 15:53:32,896 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 [2024-10-14 15:53:32,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:33,222 INFO L225 Difference]: With dead ends: 63633 [2024-10-14 15:53:33,222 INFO L226 Difference]: Without dead ends: 63631 [2024-10-14 15:53:33,260 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 15:53:33,261 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 2487 mSDsluCounter, 3222 mSDsCounter, 0 mSdLazyCounter, 3673 mSolverCounterSat, 861 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.7s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:33,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2708 Valid, 4633 Invalid, 4534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [861 Valid, 3673 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-14 15:53:33,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63631 states. [2024-10-14 15:53:35,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63631 to 61495. [2024-10-14 15:53:35,858 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) [2024-10-14 15:53:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61495 states to 61495 states and 88926 transitions. [2024-10-14 15:53:36,110 INFO L78 Accepts]: Start accepts. Automaton has 61495 states and 88926 transitions. Word has length 158 [2024-10-14 15:53:36,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:36,110 INFO L471 AbstractCegarLoop]: Abstraction has 61495 states and 88926 transitions. [2024-10-14 15:53:36,110 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) [2024-10-14 15:53:36,110 INFO L276 IsEmpty]: Start isEmpty. Operand 61495 states and 88926 transitions. [2024-10-14 15:53:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-14 15:53:36,112 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:36,112 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] [2024-10-14 15:53:36,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 15:53:36,113 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:36,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:36,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1665743918, now seen corresponding path program 1 times [2024-10-14 15:53:36,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:36,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253272599] [2024-10-14 15:53:36,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:36,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 15:53:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 15:53:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 15:53:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 15:53:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 15:53:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 15:53:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 15:53:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 15:53:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-14 15:53:36,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:36,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253272599] [2024-10-14 15:53:36,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253272599] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:36,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:36,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:53:36,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123972870] [2024-10-14 15:53:36,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:36,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:53:36,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:36,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:53:36,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:53:36,802 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) [2024-10-14 15:53:41,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:41,179 INFO L93 Difference]: Finished difference Result 63637 states and 92396 transitions. [2024-10-14 15:53:41,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 15:53:41,180 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 163 [2024-10-14 15:53:41,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:41,426 INFO L225 Difference]: With dead ends: 63637 [2024-10-14 15:53:41,426 INFO L226 Difference]: Without dead ends: 63635 [2024-10-14 15:53:41,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-14 15:53:41,453 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 2481 mSDsluCounter, 3222 mSDsCounter, 0 mSdLazyCounter, 3678 mSolverCounterSat, 860 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2702 SdHoareTripleChecker+Valid, 4633 SdHoareTripleChecker+Invalid, 4538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 860 IncrementalHoareTripleChecker+Valid, 3678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:41,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2702 Valid, 4633 Invalid, 4538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [860 Valid, 3678 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-14 15:53:41,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63635 states. [2024-10-14 15:53:43,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63635 to 61499. [2024-10-14 15:53:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61499 states, 43311 states have (on average 1.3835053450624553) internal successors, (59921), 44065 states have internal predecessors, (59921), 14378 states have call successors, (14378), 3832 states have call predecessors, (14378), 3807 states have return successors, (14630), 13985 states have call predecessors, (14630), 14374 states have call successors, (14630) [2024-10-14 15:53:44,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61499 states to 61499 states and 88929 transitions. [2024-10-14 15:53:44,276 INFO L78 Accepts]: Start accepts. Automaton has 61499 states and 88929 transitions. Word has length 163 [2024-10-14 15:53:44,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:53:44,277 INFO L471 AbstractCegarLoop]: Abstraction has 61499 states and 88929 transitions. [2024-10-14 15:53:44,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-10-14 15:53:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 61499 states and 88929 transitions. [2024-10-14 15:53:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-14 15:53:44,279 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:53:44,280 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 5, 5, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:53:44,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 15:53:44,280 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-14 15:53:44,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:53:44,280 INFO L85 PathProgramCache]: Analyzing trace with hash -2041426766, now seen corresponding path program 1 times [2024-10-14 15:53:44,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:53:44,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850059599] [2024-10-14 15:53:44,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:53:44,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:53:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-14 15:53:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-14 15:53:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:53:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:53:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 15:53:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 15:53:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 15:53:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-14 15:53:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-14 15:53:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-14 15:53:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-14 15:53:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 15:53:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 15:53:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 15:53:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 15:53:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-14 15:53:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 15:53:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 15:53:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:53:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 15:53:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 15:53:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:53:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2024-10-14 15:53:44,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:53:44,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850059599] [2024-10-14 15:53:44,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850059599] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:53:44,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:53:44,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 15:53:44,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932407740] [2024-10-14 15:53:44,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:53:44,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 15:53:44,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:53:44,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 15:53:44,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:53:44,576 INFO L87 Difference]: Start difference. First operand 61499 states and 88929 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-10-14 15:53:54,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:53:54,694 INFO L93 Difference]: Finished difference Result 156150 states and 226495 transitions. [2024-10-14 15:53:54,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 15:53:54,694 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 171 [2024-10-14 15:53:54,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:53:55,252 INFO L225 Difference]: With dead ends: 156150 [2024-10-14 15:53:55,252 INFO L226 Difference]: Without dead ends: 94720 [2024-10-14 15:53:55,403 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:53:55,403 INFO L432 NwaCegarLoop]: 2007 mSDtfsCounter, 3229 mSDsluCounter, 3346 mSDsCounter, 0 mSdLazyCounter, 5745 mSolverCounterSat, 1585 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3469 SdHoareTripleChecker+Valid, 5353 SdHoareTripleChecker+Invalid, 7330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1585 IncrementalHoareTripleChecker+Valid, 5745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-10-14 15:53:55,404 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3469 Valid, 5353 Invalid, 7330 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1585 Valid, 5745 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-10-14 15:53:55,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94720 states.