./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-sis-sis900.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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-sis-sis900.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 82e959473290e80a4f353bcd3c2747bafa4ce239975e14e29f8e5bf5eff4b01b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:14:48,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:14:48,391 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:14:48,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:14:48,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:14:48,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:14:48,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:14:48,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:14:48,423 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:14:48,425 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:14:48,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:14:48,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:14:48,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:14:48,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:14:48,427 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:14:48,427 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:14:48,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:14:48,427 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:14:48,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:14:48,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:14:48,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:14:48,430 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:14:48,430 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:14:48,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:14:48,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:14:48,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:14:48,431 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:14:48,431 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:14:48,431 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:14:48,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:14:48,432 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:14:48,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:14:48,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:14:48,433 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:14:48,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:14:48,433 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:14:48,433 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:14:48,434 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:14:48,434 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:14:48,434 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82e959473290e80a4f353bcd3c2747bafa4ce239975e14e29f8e5bf5eff4b01b [2024-10-24 14:14:48,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:14:48,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:14:48,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:14:48,689 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:14:48,690 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:14:48,691 INFO L431 ainManager$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-sis-sis900.cil.i [2024-10-24 14:14:50,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:14:50,671 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:14:50,672 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-sis-sis900.cil.i [2024-10-24 14:14:50,729 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593557b3c/527be66872014e049697cf4d24f68da3/FLAGd890a64ae [2024-10-24 14:14:50,771 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/593557b3c/527be66872014e049697cf4d24f68da3 [2024-10-24 14:14:50,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:14:50,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:14:50,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:14:50,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:14:50,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:14:50,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:14:50" (1/1) ... [2024-10-24 14:14:50,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2a40be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:50, skipping insertion in model container [2024-10-24 14:14:50,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:14:50" (1/1) ... [2024-10-24 14:14:50,934 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:14:53,133 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-sis-sis900.cil.i[343367,343380] [2024-10-24 14:14:53,137 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-sis-sis900.cil.i[343536,343549] [2024-10-24 14:14:53,137 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-sis-sis900.cil.i[343703,343716] [2024-10-24 14:14:53,138 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-sis-sis900.cil.i[343871,343884] [2024-10-24 14:14:53,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:14:53,206 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:14:53,279 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"); [5236] [2024-10-24 14:14:53,281 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)); [5243] [2024-10-24 14:14:53,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5250] [2024-10-24 14:14:53,283 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)); [5286-5287] [2024-10-24 14:14:53,283 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"); [5292-5294] [2024-10-24 14:14:53,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5411] [2024-10-24 14:14:53,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5419] [2024-10-24 14:14:53,289 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)); [5521-5522] [2024-10-24 14:14:53,290 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)); [5555-5556] [2024-10-24 14:14:53,540 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-sis-sis900.cil.i[343367,343380] [2024-10-24 14:14:53,541 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-sis-sis900.cil.i[343536,343549] [2024-10-24 14:14:53,543 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-sis-sis900.cil.i[343703,343716] [2024-10-24 14:14:53,544 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-sis-sis900.cil.i[343871,343884] [2024-10-24 14:14:53,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:14:53,728 INFO L204 MainTranslator]: Completed translation [2024-10-24 14:14:53,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53 WrapperNode [2024-10-24 14:14:53,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:14:53,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 14:14:53,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 14:14:53,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 14:14:53,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:53,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:54,050 INFO L138 Inliner]: procedures = 454, calls = 1990, calls flagged for inlining = 238, calls inlined = 222, statements flattened = 6203 [2024-10-24 14:14:54,051 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 14:14:54,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 14:14:54,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 14:14:54,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 14:14:54,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:54,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:54,096 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:54,987 INFO L175 MemorySlicer]: Split 892 memory accesses to 23 slices as follows [3, 1, 63, 34, 6, 7, 2, 3, 8, 7, 5, 5, 2, 3, 7, 660, 7, 50, 2, 7, 1, 7, 2]. 74 percent of accesses are in the largest equivalence class. The 315 initializations are split as follows [2, 0, 56, 34, 0, 0, 0, 1, 8, 7, 5, 5, 0, 0, 0, 140, 7, 40, 0, 7, 1, 0, 2]. The 157 writes are split as follows [0, 0, 0, 0, 4, 3, 1, 0, 0, 0, 0, 0, 1, 0, 5, 139, 0, 0, 0, 0, 0, 4, 0]. [2024-10-24 14:14:54,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:54,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:55,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:55,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:55,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:55,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:55,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 14:14:55,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 14:14:55,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 14:14:55,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 14:14:55,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (1/1) ... [2024-10-24 14:14:55,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:14:55,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:14:55,225 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) [2024-10-24 14:14:55,227 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 [2024-10-24 14:14:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2024-10-24 14:14:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2024-10-24 14:14:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-24 14:14:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-24 14:14:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-24 14:14:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-24 14:14:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 14:14:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 14:14:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-10-24 14:14:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-10-24 14:14:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-24 14:14:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-24 14:14:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 14:14:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 14:14:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-24 14:14:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-24 14:14:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-10-24 14:14:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-10-24 14:14:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-24 14:14:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-24 14:14:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-10-24 14:14:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-10-24 14:14:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2024-10-24 14:14:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2024-10-24 14:14:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-10-24 14:14:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-10-24 14:14:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_75 [2024-10-24 14:14:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_75 [2024-10-24 14:14:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2024-10-24 14:14:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2024-10-24 14:14:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-24 14:14:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-24 14:14:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-10-24 14:14:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-10-24 14:14:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2024-10-24 14:14:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2024-10-24 14:14:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-10-24 14:14:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-10-24 14:14:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-24 14:14:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-24 14:14:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-10-24 14:14:55,265 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-10-24 14:14:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-24 14:14:55,265 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-24 14:14:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-24 14:14:55,265 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-24 14:14:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-24 14:14:55,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-24 14:14:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2024-10-24 14:14:55,265 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2024-10-24 14:14:55,266 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2024-10-24 14:14:55,266 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2024-10-24 14:14:55,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2024-10-24 14:14:55,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2024-10-24 14:14:55,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-24 14:14:55,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-24 14:14:55,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 14:14:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sis900_cleanup_module_14_2 [2024-10-24 14:14:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sis900_cleanup_module_14_2 [2024-10-24 14:14:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2024-10-24 14:14:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2024-10-24 14:14:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-24 14:14:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-24 14:14:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_sis900_private [2024-10-24 14:14:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_sis900_private [2024-10-24 14:14:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-24 14:14:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-24 14:14:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-24 14:14:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-24 14:14:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2024-10-24 14:14:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2024-10-24 14:14:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 14:14:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 14:14:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 14:14:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-24 14:14:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-24 14:14:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_sis900_private [2024-10-24 14:14:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_sis900_private [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-24 14:14:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-24 14:14:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-24 14:14:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 14:14:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-24 14:14:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-24 14:14:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-24 14:14:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-24 14:14:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 14:14:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-24 14:14:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-24 14:14:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 14:14:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-24 14:14:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-10-24 14:14:55,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-10-24 14:14:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2024-10-24 14:14:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2024-10-24 14:14:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:14:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 14:14:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2024-10-24 14:14:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2024-10-24 14:14:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-24 14:14:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-24 14:14:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-24 14:14:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-24 14:14:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-24 14:14:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-24 14:14:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-24 14:14:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-24 14:14:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 14:14:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 14:14:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2024-10-24 14:14:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2024-10-24 14:14:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 14:14:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 14:14:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-24 14:14:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-24 14:14:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-10-24 14:14:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-10-24 14:14:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-24 14:14:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-24 14:14:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2024-10-24 14:14:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2024-10-24 14:14:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-24 14:14:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-24 14:14:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-24 14:14:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-24 14:14:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-10-24 14:14:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-10-24 14:14:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-24 14:14:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-24 14:14:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-10-24 14:14:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-10-24 14:14:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-10-24 14:14:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-10-24 14:14:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 14:14:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-24 14:14:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-24 14:14:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_74 [2024-10-24 14:14:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_74 [2024-10-24 14:14:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 14:14:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-24 14:14:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 14:14:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2024-10-24 14:14:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 14:14:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 14:14:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-24 14:14:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 14:14:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 14:14:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-10-24 14:14:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-10-24 14:14:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-24 14:14:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-24 14:14:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-24 14:14:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-24 14:14:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2024-10-24 14:14:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2024-10-24 14:14:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-10-24 14:14:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-10-24 14:14:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-10-24 14:14:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-10-24 14:14:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2024-10-24 14:14:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2024-10-24 14:14:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-24 14:14:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-24 14:14:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-24 14:14:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-24 14:14:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-10-24 14:14:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-10-24 14:14:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-24 14:14:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-24 14:14:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-24 14:14:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-24 14:14:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2024-10-24 14:14:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2024-10-24 14:14:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 14:14:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 14:14:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-24 14:14:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-24 14:14:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 14:14:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2024-10-24 14:14:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2024-10-24 14:14:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2024-10-24 14:14:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-24 14:14:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-24 14:14:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-10-24 14:14:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-24 14:14:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-24 14:14:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-24 14:14:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-24 14:14:55,974 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 14:14:55,979 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 14:14:56,246 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 14:14:58,810 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-24 14:14:59,902 INFO L? ?]: Removed 2856 outVars from TransFormulas that were not future-live. [2024-10-24 14:14:59,902 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 14:15:00,333 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 14:15:00,334 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 14:15:00,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:00 BoogieIcfgContainer [2024-10-24 14:15:00,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 14:15:00,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 14:15:00,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 14:15:00,343 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 14:15:00,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:14:50" (1/3) ... [2024-10-24 14:15:00,343 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c6137c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:15:00, skipping insertion in model container [2024-10-24 14:15:00,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:14:53" (2/3) ... [2024-10-24 14:15:00,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c6137c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:15:00, skipping insertion in model container [2024-10-24 14:15:00,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:15:00" (3/3) ... [2024-10-24 14:15:00,348 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2024-10-24 14:15:00,380 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 14:15:00,384 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-24 14:15:00,486 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 14:15:00,491 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;@2f0ab275, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 14:15:00,492 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-24 14:15:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand has 2150 states, 1494 states have (on average 1.4223560910307897) internal successors, (2125), 1517 states have internal predecessors, (2125), 560 states have call successors, (560), 94 states have call predecessors, (560), 93 states have return successors, (554), 546 states have call predecessors, (554), 554 states have call successors, (554) [2024-10-24 14:15:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-10-24 14:15:00,517 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:00,518 INFO L215 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:00,518 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)] === [2024-10-24 14:15:00,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:00,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1881036192, now seen corresponding path program 1 times [2024-10-24 14:15:00,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:00,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463145071] [2024-10-24 14:15:00,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:00,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 14:15:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-10-24 14:15:01,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:01,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463145071] [2024-10-24 14:15:01,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463145071] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:01,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:01,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:01,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052424770] [2024-10-24 14:15:01,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:01,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:01,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:01,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:01,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:01,680 INFO L87 Difference]: Start difference. First operand has 2150 states, 1494 states have (on average 1.4223560910307897) internal successors, (2125), 1517 states have internal predecessors, (2125), 560 states have call successors, (560), 94 states have call predecessors, (560), 93 states have return successors, (554), 546 states have call predecessors, (554), 554 states have call successors, (554) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-24 14:15:08,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:08,195 INFO L93 Difference]: Finished difference Result 6822 states and 10635 transitions. [2024-10-24 14:15:08,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:08,197 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 131 [2024-10-24 14:15:08,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:08,247 INFO L225 Difference]: With dead ends: 6822 [2024-10-24 14:15:08,248 INFO L226 Difference]: Without dead ends: 4685 [2024-10-24 14:15:08,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:08,280 INFO L432 NwaCegarLoop]: 1898 mSDtfsCounter, 4961 mSDsluCounter, 2724 mSDsCounter, 0 mSdLazyCounter, 3490 mSolverCounterSat, 1664 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5504 SdHoareTripleChecker+Valid, 4622 SdHoareTripleChecker+Invalid, 5154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1664 IncrementalHoareTripleChecker+Valid, 3490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:08,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5504 Valid, 4622 Invalid, 5154 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1664 Valid, 3490 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-10-24 14:15:08,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2024-10-24 14:15:08,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 4185. [2024-10-24 14:15:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4185 states, 2936 states have (on average 1.3899863760217983) internal successors, (4081), 2981 states have internal predecessors, (4081), 1064 states have call successors, (1064), 183 states have call predecessors, (1064), 182 states have return successors, (1060), 1044 states have call predecessors, (1060), 1060 states have call successors, (1060) [2024-10-24 14:15:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 4185 states and 6205 transitions. [2024-10-24 14:15:08,684 INFO L78 Accepts]: Start accepts. Automaton has 4185 states and 6205 transitions. Word has length 131 [2024-10-24 14:15:08,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:08,685 INFO L471 AbstractCegarLoop]: Abstraction has 4185 states and 6205 transitions. [2024-10-24 14:15:08,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-24 14:15:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 4185 states and 6205 transitions. [2024-10-24 14:15:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-24 14:15:08,690 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:08,691 INFO L215 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:08,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 14:15:08,691 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)] === [2024-10-24 14:15:08,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:08,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1278130700, now seen corresponding path program 1 times [2024-10-24 14:15:08,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:08,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776871504] [2024-10-24 14:15:08,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:08,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:08,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:08,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:08,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:08,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-24 14:15:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 14:15:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:09,143 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-10-24 14:15:09,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:09,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776871504] [2024-10-24 14:15:09,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776871504] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:09,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:09,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:09,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042142308] [2024-10-24 14:15:09,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:09,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:09,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:09,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:09,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:09,149 INFO L87 Difference]: Start difference. First operand 4185 states and 6205 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-24 14:15:15,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:15,267 INFO L93 Difference]: Finished difference Result 13383 states and 20020 transitions. [2024-10-24 14:15:15,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:15,268 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 135 [2024-10-24 14:15:15,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:15,394 INFO L225 Difference]: With dead ends: 13383 [2024-10-24 14:15:15,398 INFO L226 Difference]: Without dead ends: 9221 [2024-10-24 14:15:15,446 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:15,447 INFO L432 NwaCegarLoop]: 1920 mSDtfsCounter, 4941 mSDsluCounter, 2716 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 1709 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5477 SdHoareTripleChecker+Valid, 4636 SdHoareTripleChecker+Invalid, 5131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1709 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:15,448 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5477 Valid, 4636 Invalid, 5131 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1709 Valid, 3422 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-10-24 14:15:15,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9221 states. [2024-10-24 14:15:15,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9221 to 8634. [2024-10-24 14:15:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8634 states, 6132 states have (on average 1.399054142204827) internal successors, (8579), 6232 states have internal predecessors, (8579), 2130 states have call successors, (2130), 364 states have call predecessors, (2130), 369 states have return successors, (2164), 2087 states have call predecessors, (2164), 2126 states have call successors, (2164) [2024-10-24 14:15:16,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8634 states to 8634 states and 12873 transitions. [2024-10-24 14:15:16,023 INFO L78 Accepts]: Start accepts. Automaton has 8634 states and 12873 transitions. Word has length 135 [2024-10-24 14:15:16,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:16,024 INFO L471 AbstractCegarLoop]: Abstraction has 8634 states and 12873 transitions. [2024-10-24 14:15:16,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-24 14:15:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 8634 states and 12873 transitions. [2024-10-24 14:15:16,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-10-24 14:15:16,029 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:16,031 INFO L215 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:16,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 14:15:16,031 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)] === [2024-10-24 14:15:16,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:16,032 INFO L85 PathProgramCache]: Analyzing trace with hash -2086533242, now seen corresponding path program 1 times [2024-10-24 14:15:16,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:16,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296849809] [2024-10-24 14:15:16,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:16,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 14:15:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-10-24 14:15:16,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:16,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296849809] [2024-10-24 14:15:16,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296849809] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:16,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:16,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:16,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516146471] [2024-10-24 14:15:16,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:16,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:16,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:16,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:16,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:16,360 INFO L87 Difference]: Start difference. First operand 8634 states and 12873 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-24 14:15:22,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:22,130 INFO L93 Difference]: Finished difference Result 25882 states and 38722 transitions. [2024-10-24 14:15:22,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:22,131 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 137 [2024-10-24 14:15:22,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:22,255 INFO L225 Difference]: With dead ends: 25882 [2024-10-24 14:15:22,255 INFO L226 Difference]: Without dead ends: 17271 [2024-10-24 14:15:22,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:22,306 INFO L432 NwaCegarLoop]: 1891 mSDtfsCounter, 4589 mSDsluCounter, 2729 mSDsCounter, 0 mSdLazyCounter, 3469 mSolverCounterSat, 1642 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5078 SdHoareTripleChecker+Valid, 4620 SdHoareTripleChecker+Invalid, 5111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1642 IncrementalHoareTripleChecker+Valid, 3469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:22,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5078 Valid, 4620 Invalid, 5111 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1642 Valid, 3469 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-10-24 14:15:22,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17271 states. [2024-10-24 14:15:22,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17271 to 15734. [2024-10-24 14:15:22,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15734 states, 11126 states have (on average 1.3917850080891605) internal successors, (15485), 11308 states have internal predecessors, (15485), 3904 states have call successors, (3904), 702 states have call predecessors, (3904), 701 states have return successors, (3944), 3813 states have call predecessors, (3944), 3900 states have call successors, (3944) [2024-10-24 14:15:22,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15734 states to 15734 states and 23333 transitions. [2024-10-24 14:15:22,994 INFO L78 Accepts]: Start accepts. Automaton has 15734 states and 23333 transitions. Word has length 137 [2024-10-24 14:15:22,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:22,995 INFO L471 AbstractCegarLoop]: Abstraction has 15734 states and 23333 transitions. [2024-10-24 14:15:22,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-24 14:15:22,995 INFO L276 IsEmpty]: Start isEmpty. Operand 15734 states and 23333 transitions. [2024-10-24 14:15:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-24 14:15:22,997 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:22,997 INFO L215 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 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] [2024-10-24 14:15:22,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 14:15:22,997 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)] === [2024-10-24 14:15:22,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:22,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1164980970, now seen corresponding path program 1 times [2024-10-24 14:15:22,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:22,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186490437] [2024-10-24 14:15:22,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:22,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-24 14:15:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-24 14:15:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:23,460 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-10-24 14:15:23,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:23,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186490437] [2024-10-24 14:15:23,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186490437] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:23,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:23,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:23,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927026510] [2024-10-24 14:15:23,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:23,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:23,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:23,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:23,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:23,463 INFO L87 Difference]: Start difference. First operand 15734 states and 23333 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-24 14:15:27,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:27,826 INFO L93 Difference]: Finished difference Result 29444 states and 43792 transitions. [2024-10-24 14:15:27,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:27,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 144 [2024-10-24 14:15:27,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:27,890 INFO L225 Difference]: With dead ends: 29444 [2024-10-24 14:15:27,890 INFO L226 Difference]: Without dead ends: 13733 [2024-10-24 14:15:27,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:27,938 INFO L432 NwaCegarLoop]: 2586 mSDtfsCounter, 3081 mSDsluCounter, 3183 mSDsCounter, 0 mSdLazyCounter, 4207 mSolverCounterSat, 880 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3473 SdHoareTripleChecker+Valid, 5769 SdHoareTripleChecker+Invalid, 5087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 880 IncrementalHoareTripleChecker+Valid, 4207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:27,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3473 Valid, 5769 Invalid, 5087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [880 Valid, 4207 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-24 14:15:27,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13733 states. [2024-10-24 14:15:28,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13733 to 12339. [2024-10-24 14:15:28,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12339 states, 8828 states have (on average 1.3915949252378794) internal successors, (12285), 8962 states have internal predecessors, (12285), 2914 states have call successors, (2914), 599 states have call predecessors, (2914), 594 states have return successors, (2932), 2838 states have call predecessors, (2932), 2910 states have call successors, (2932) [2024-10-24 14:15:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12339 states to 12339 states and 18131 transitions. [2024-10-24 14:15:28,460 INFO L78 Accepts]: Start accepts. Automaton has 12339 states and 18131 transitions. Word has length 144 [2024-10-24 14:15:28,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:28,463 INFO L471 AbstractCegarLoop]: Abstraction has 12339 states and 18131 transitions. [2024-10-24 14:15:28,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-24 14:15:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 12339 states and 18131 transitions. [2024-10-24 14:15:28,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-24 14:15:28,469 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:28,469 INFO L215 NwaCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:28,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 14:15:28,470 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-24 14:15:28,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:28,470 INFO L85 PathProgramCache]: Analyzing trace with hash -936733207, now seen corresponding path program 1 times [2024-10-24 14:15:28,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:28,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060953474] [2024-10-24 14:15:28,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:28,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 14:15:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:15:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 14:15:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 14:15:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 14:15:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 14:15:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 14:15:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 14:15:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-10-24 14:15:28,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:28,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060953474] [2024-10-24 14:15:28,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060953474] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:28,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:28,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 14:15:28,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863402800] [2024-10-24 14:15:28,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:28,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 14:15:28,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:28,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 14:15:28,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 14:15:28,768 INFO L87 Difference]: Start difference. First operand 12339 states and 18131 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-24 14:15:33,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:33,591 INFO L93 Difference]: Finished difference Result 38328 states and 56857 transitions. [2024-10-24 14:15:33,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 14:15:33,592 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 178 [2024-10-24 14:15:33,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:33,902 INFO L225 Difference]: With dead ends: 38328 [2024-10-24 14:15:33,902 INFO L226 Difference]: Without dead ends: 26496 [2024-10-24 14:15:34,022 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:34,025 INFO L432 NwaCegarLoop]: 2237 mSDtfsCounter, 4660 mSDsluCounter, 2977 mSDsCounter, 0 mSdLazyCounter, 3996 mSolverCounterSat, 1440 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5195 SdHoareTripleChecker+Valid, 5214 SdHoareTripleChecker+Invalid, 5436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1440 IncrementalHoareTripleChecker+Valid, 3996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:34,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5195 Valid, 5214 Invalid, 5436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1440 Valid, 3996 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-10-24 14:15:34,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26496 states. [2024-10-24 14:15:34,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26496 to 23766. [2024-10-24 14:15:34,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23766 states, 17076 states have (on average 1.3923049894588897) internal successors, (23775), 17313 states have internal predecessors, (23775), 5558 states have call successors, (5558), 1134 states have call predecessors, (5558), 1129 states have return successors, (5598), 5439 states have call predecessors, (5598), 5554 states have call successors, (5598) [2024-10-24 14:15:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23766 states to 23766 states and 34931 transitions. [2024-10-24 14:15:34,993 INFO L78 Accepts]: Start accepts. Automaton has 23766 states and 34931 transitions. Word has length 178 [2024-10-24 14:15:34,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:34,995 INFO L471 AbstractCegarLoop]: Abstraction has 23766 states and 34931 transitions. [2024-10-24 14:15:34,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-24 14:15:34,996 INFO L276 IsEmpty]: Start isEmpty. Operand 23766 states and 34931 transitions. [2024-10-24 14:15:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-24 14:15:34,999 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:34,999 INFO L215 NwaCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 11, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:34,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 14:15:34,999 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2024-10-24 14:15:35,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:35,000 INFO L85 PathProgramCache]: Analyzing trace with hash -717878489, now seen corresponding path program 1 times [2024-10-24 14:15:35,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:35,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127820474] [2024-10-24 14:15:35,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:35,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 14:15:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:15:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 14:15:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 14:15:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 14:15:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 14:15:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 14:15:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 14:15:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-10-24 14:15:35,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:35,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127820474] [2024-10-24 14:15:35,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127820474] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:35,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:35,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:15:35,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928995117] [2024-10-24 14:15:35,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:35,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:15:35,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:35,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:15:35,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:15:35,634 INFO L87 Difference]: Start difference. First operand 23766 states and 34931 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 14:15:40,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:40,037 INFO L93 Difference]: Finished difference Result 26498 states and 39411 transitions. [2024-10-24 14:15:40,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:15:40,041 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 178 [2024-10-24 14:15:40,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:40,172 INFO L225 Difference]: With dead ends: 26498 [2024-10-24 14:15:40,172 INFO L226 Difference]: Without dead ends: 26496 [2024-10-24 14:15:40,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:15:40,196 INFO L432 NwaCegarLoop]: 1852 mSDtfsCounter, 3774 mSDsluCounter, 4332 mSDsCounter, 0 mSdLazyCounter, 5031 mSolverCounterSat, 1332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4077 SdHoareTripleChecker+Valid, 6184 SdHoareTripleChecker+Invalid, 6363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1332 IncrementalHoareTripleChecker+Valid, 5031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:40,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4077 Valid, 6184 Invalid, 6363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1332 Valid, 5031 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-10-24 14:15:40,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26496 states. [2024-10-24 14:15:41,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26496 to 23770. [2024-10-24 14:15:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23770 states, 17079 states have (on average 1.3922360793957491) internal successors, (23778), 17316 states have internal predecessors, (23778), 5558 states have call successors, (5558), 1135 states have call predecessors, (5558), 1130 states have return successors, (5598), 5439 states have call predecessors, (5598), 5554 states have call successors, (5598) [2024-10-24 14:15:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23770 states to 23770 states and 34934 transitions. [2024-10-24 14:15:41,139 INFO L78 Accepts]: Start accepts. Automaton has 23770 states and 34934 transitions. Word has length 178 [2024-10-24 14:15:41,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:41,140 INFO L471 AbstractCegarLoop]: Abstraction has 23770 states and 34934 transitions. [2024-10-24 14:15:41,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 14:15:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 23770 states and 34934 transitions. [2024-10-24 14:15:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-24 14:15:41,143 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:41,143 INFO L215 NwaCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 11, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:41,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 14:15:41,144 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)] === [2024-10-24 14:15:41,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:41,144 INFO L85 PathProgramCache]: Analyzing trace with hash 50904660, now seen corresponding path program 1 times [2024-10-24 14:15:41,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:41,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039548243] [2024-10-24 14:15:41,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 14:15:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:15:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 14:15:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 14:15:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 14:15:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 14:15:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 14:15:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 14:15:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 14:15:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 14:15:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:41,492 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2024-10-24 14:15:41,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:41,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039548243] [2024-10-24 14:15:41,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039548243] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:41,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:41,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 14:15:41,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020463205] [2024-10-24 14:15:41,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:41,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 14:15:41,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:41,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 14:15:41,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:15:41,495 INFO L87 Difference]: Start difference. First operand 23770 states and 34934 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-10-24 14:15:51,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:15:51,847 INFO L93 Difference]: Finished difference Result 62583 states and 92742 transitions. [2024-10-24 14:15:51,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 14:15:51,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 187 [2024-10-24 14:15:51,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:15:52,033 INFO L225 Difference]: With dead ends: 62583 [2024-10-24 14:15:52,033 INFO L226 Difference]: Without dead ends: 39320 [2024-10-24 14:15:52,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 14:15:52,129 INFO L432 NwaCegarLoop]: 2360 mSDtfsCounter, 5168 mSDsluCounter, 3796 mSDsCounter, 0 mSdLazyCounter, 8654 mSolverCounterSat, 2349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5494 SdHoareTripleChecker+Valid, 6156 SdHoareTripleChecker+Invalid, 11003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2349 IncrementalHoareTripleChecker+Valid, 8654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-10-24 14:15:52,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5494 Valid, 6156 Invalid, 11003 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2349 Valid, 8654 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2024-10-24 14:15:52,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39320 states. [2024-10-24 14:15:53,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39320 to 35205. [2024-10-24 14:15:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35205 states, 25335 states have (on average 1.3923820801263074) internal successors, (35276), 25675 states have internal predecessors, (35276), 8202 states have call successors, (8202), 1670 states have call predecessors, (8202), 1665 states have return successors, (8264), 8040 states have call predecessors, (8264), 8198 states have call successors, (8264) [2024-10-24 14:15:54,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35205 states to 35205 states and 51742 transitions. [2024-10-24 14:15:54,055 INFO L78 Accepts]: Start accepts. Automaton has 35205 states and 51742 transitions. Word has length 187 [2024-10-24 14:15:54,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:15:54,060 INFO L471 AbstractCegarLoop]: Abstraction has 35205 states and 51742 transitions. [2024-10-24 14:15:54,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-10-24 14:15:54,061 INFO L276 IsEmpty]: Start isEmpty. Operand 35205 states and 51742 transitions. [2024-10-24 14:15:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-10-24 14:15:54,064 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:15:54,064 INFO L215 NwaCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 11, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:15:54,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 14:15:54,064 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)] === [2024-10-24 14:15:54,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:15:54,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1061616766, now seen corresponding path program 1 times [2024-10-24 14:15:54,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:15:54,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113161579] [2024-10-24 14:15:54,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:15:54,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:15:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:15:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:15:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:15:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:15:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:15:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:15:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:15:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:15:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:15:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:15:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:15:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 14:15:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:15:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 14:15:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 14:15:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 14:15:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:15:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 14:15:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 14:15:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 14:15:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 14:15:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:15:54,705 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-10-24 14:15:54,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:15:54,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113161579] [2024-10-24 14:15:54,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113161579] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:15:54,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:15:54,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:15:54,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270331204] [2024-10-24 14:15:54,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:15:54,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:15:54,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:15:54,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:15:54,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:15:54,708 INFO L87 Difference]: Start difference. First operand 35205 states and 51742 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 14:16:00,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:16:00,549 INFO L93 Difference]: Finished difference Result 39300 states and 58454 transitions. [2024-10-24 14:16:00,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:16:00,550 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 183 [2024-10-24 14:16:00,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:16:00,735 INFO L225 Difference]: With dead ends: 39300 [2024-10-24 14:16:00,735 INFO L226 Difference]: Without dead ends: 39298 [2024-10-24 14:16:00,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:16:00,759 INFO L432 NwaCegarLoop]: 1879 mSDtfsCounter, 3757 mSDsluCounter, 4368 mSDsCounter, 0 mSdLazyCounter, 5054 mSolverCounterSat, 1308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4060 SdHoareTripleChecker+Valid, 6247 SdHoareTripleChecker+Invalid, 6362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1308 IncrementalHoareTripleChecker+Valid, 5054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:16:00,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4060 Valid, 6247 Invalid, 6362 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1308 Valid, 5054 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-24 14:16:00,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39298 states. [2024-10-24 14:16:02,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39298 to 35209. [2024-10-24 14:16:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35209 states, 25338 states have (on average 1.39233562238535) internal successors, (35279), 25678 states have internal predecessors, (35279), 8202 states have call successors, (8202), 1671 states have call predecessors, (8202), 1666 states have return successors, (8264), 8040 states have call predecessors, (8264), 8198 states have call successors, (8264) [2024-10-24 14:16:02,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35209 states to 35209 states and 51745 transitions. [2024-10-24 14:16:02,641 INFO L78 Accepts]: Start accepts. Automaton has 35209 states and 51745 transitions. Word has length 183 [2024-10-24 14:16:02,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:16:02,642 INFO L471 AbstractCegarLoop]: Abstraction has 35209 states and 51745 transitions. [2024-10-24 14:16:02,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 14:16:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 35209 states and 51745 transitions. [2024-10-24 14:16:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-24 14:16:02,646 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:16:02,646 INFO L215 NwaCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 11, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:16:02,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 14:16:02,646 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)] === [2024-10-24 14:16:02,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:16:02,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1941397831, now seen corresponding path program 1 times [2024-10-24 14:16:02,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:16:02,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705630988] [2024-10-24 14:16:02,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:16:02,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:16:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:16:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:16:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 14:16:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:16:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:16:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 14:16:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 14:16:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 14:16:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:02,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:16:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:16:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 14:16:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-24 14:16:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:16:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 14:16:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-24 14:16:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-24 14:16:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:16:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 14:16:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-24 14:16:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-24 14:16:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-24 14:16:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 14:16:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:16:03,095 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2024-10-24 14:16:03,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:16:03,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705630988] [2024-10-24 14:16:03,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705630988] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:16:03,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:16:03,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:16:03,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535445936] [2024-10-24 14:16:03,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:16:03,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:16:03,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:16:03,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:16:03,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:16:03,098 INFO L87 Difference]: Start difference. First operand 35209 states and 51745 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-24 14:16:08,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:16:08,724 INFO L93 Difference]: Finished difference Result 39304 states and 58457 transitions. [2024-10-24 14:16:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:16:08,725 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 188 [2024-10-24 14:16:08,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:16:08,934 INFO L225 Difference]: With dead ends: 39304 [2024-10-24 14:16:08,934 INFO L226 Difference]: Without dead ends: 39302 [2024-10-24 14:16:08,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:16:08,958 INFO L432 NwaCegarLoop]: 1864 mSDtfsCounter, 3762 mSDsluCounter, 4348 mSDsCounter, 0 mSdLazyCounter, 5044 mSolverCounterSat, 1322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4063 SdHoareTripleChecker+Valid, 6212 SdHoareTripleChecker+Invalid, 6366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1322 IncrementalHoareTripleChecker+Valid, 5044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-24 14:16:08,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4063 Valid, 6212 Invalid, 6366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1322 Valid, 5044 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-24 14:16:08,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39302 states. [2024-10-24 14:16:10,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39302 to 35213. [2024-10-24 14:16:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35213 states, 25341 states have (on average 1.3922891756442128) internal successors, (35282), 25681 states have internal predecessors, (35282), 8202 states have call successors, (8202), 1672 states have call predecessors, (8202), 1667 states have return successors, (8264), 8040 states have call predecessors, (8264), 8198 states have call successors, (8264) [2024-10-24 14:16:11,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35213 states to 35213 states and 51748 transitions. [2024-10-24 14:16:11,070 INFO L78 Accepts]: Start accepts. Automaton has 35213 states and 51748 transitions. Word has length 188 [2024-10-24 14:16:11,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:16:11,070 INFO L471 AbstractCegarLoop]: Abstraction has 35213 states and 51748 transitions. [2024-10-24 14:16:11,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-24 14:16:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 35213 states and 51748 transitions. [2024-10-24 14:16:11,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-24 14:16:11,075 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:16:11,075 INFO L215 NwaCegarLoop]: trace histogram [15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:16:11,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 14:16:11,075 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)] === [2024-10-24 14:16:11,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:16:11,075 INFO L85 PathProgramCache]: Analyzing trace with hash -2130662946, now seen corresponding path program 1 times [2024-10-24 14:16:11,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:16:11,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172418228] [2024-10-24 14:16:11,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:16:11,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:16:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat