./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-packetengines-hamachi.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.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 141cc550f279b59aa80e553b6a405c5654c50ab0a30e94ad7616006c63d0c81e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:36:11,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:36:11,301 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:36:11,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:36:11,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:36:11,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:36:11,341 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:36:11,342 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:36:11,343 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:36:11,345 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:36:11,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:36:11,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:36:11,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:36:11,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:36:11,350 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:36:11,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:36:11,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:36:11,351 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:36:11,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:36:11,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:36:11,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:36:11,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:36:11,353 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:36:11,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:36:11,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:36:11,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:36:11,355 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:36:11,355 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:36:11,355 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:36:11,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:36:11,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:36:11,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:36:11,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:36:11,358 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:36:11,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:36:11,358 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:36:11,358 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:36:11,359 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:36:11,359 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:36:11,359 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 141cc550f279b59aa80e553b6a405c5654c50ab0a30e94ad7616006c63d0c81e [2024-10-13 08:36:11,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:36:11,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:36:11,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:36:11,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:36:11,675 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:36:11,677 INFO L431 ainManager$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-packetengines-hamachi.cil.i [2024-10-13 08:36:13,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:36:13,809 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:36:13,810 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-packetengines-hamachi.cil.i [2024-10-13 08:36:13,856 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85b0d98e4/351f4d822c2348319f1b3cc8a4a5d163/FLAG78cec3035 [2024-10-13 08:36:14,308 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85b0d98e4/351f4d822c2348319f1b3cc8a4a5d163 [2024-10-13 08:36:14,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:36:14,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:36:14,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:36:14,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:36:14,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:36:14,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:36:14" (1/1) ... [2024-10-13 08:36:14,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7243c7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:14, skipping insertion in model container [2024-10-13 08:36:14,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:36:14" (1/1) ... [2024-10-13 08:36:14,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:36:17,312 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-packetengines-hamachi.cil.i[322818,322831] [2024-10-13 08:36:17,317 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-packetengines-hamachi.cil.i[322987,323000] [2024-10-13 08:36:17,318 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-packetengines-hamachi.cil.i[323154,323167] [2024-10-13 08:36:17,319 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-packetengines-hamachi.cil.i[323322,323335] [2024-10-13 08:36:17,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:36:17,411 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:36:17,522 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"); [5246] [2024-10-13 08:36:17,524 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)); [5253] [2024-10-13 08:36:17,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5260] [2024-10-13 08:36:17,530 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)); [5310-5311] [2024-10-13 08:36:17,531 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"); [5316-5318] [2024-10-13 08:36:17,534 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5416] [2024-10-13 08:36:17,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5424] [2024-10-13 08:36:17,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5432] [2024-10-13 08:36:17,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5439] [2024-10-13 08:36:17,539 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5446] [2024-10-13 08:36:17,540 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5453] [2024-10-13 08:36:17,621 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)); [5552-5553] [2024-10-13 08:36:17,624 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)); [5586-5587] [2024-10-13 08:36:17,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5623-5624] [2024-10-13 08:36:17,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5660-5661] [2024-10-13 08:36:17,816 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-packetengines-hamachi.cil.i[322818,322831] [2024-10-13 08:36:17,817 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-packetengines-hamachi.cil.i[322987,323000] [2024-10-13 08:36:17,817 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-packetengines-hamachi.cil.i[323154,323167] [2024-10-13 08:36:17,817 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-packetengines-hamachi.cil.i[323322,323335] [2024-10-13 08:36:17,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:36:18,086 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:36:18,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18 WrapperNode [2024-10-13 08:36:18,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:36:18,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:36:18,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:36:18,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:36:18,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:18,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:18,364 INFO L138 Inliner]: procedures = 412, calls = 1895, calls flagged for inlining = 207, calls inlined = 191, statements flattened = 5168 [2024-10-13 08:36:18,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:36:18,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:36:18,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:36:18,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:36:18,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:18,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:18,423 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,267 INFO L175 MemorySlicer]: Split 984 memory accesses to 17 slices as follows [8, 205, 644, 8, 1, 2, 2, 9, 9, 9, 9, 1, 17, 2, 52, 3, 3]. 65 percent of accesses are in the largest equivalence class. The 496 initializations are split as follows [8, 205, 185, 8, 1, 0, 2, 8, 8, 8, 8, 0, 14, 0, 40, 1, 0]. The 147 writes are split as follows [0, 0, 145, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0]. [2024-10-13 08:36:19,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,496 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:36:19,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:36:19,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:36:19,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:36:19,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (1/1) ... [2024-10-13 08:36:19,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:36:19,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:36:19,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 08:36:19,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 08:36:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_running [2024-10-13 08:36:19,590 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_running [2024-10-13 08:36:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-13 08:36:19,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-13 08:36:19,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:36:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:36:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-10-13 08:36:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-10-13 08:36:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-13 08:36:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-13 08:36:19,591 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_close [2024-10-13 08:36:19,592 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_close [2024-10-13 08:36:19,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hamachi_private [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hamachi_private [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-13 08:36:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-13 08:36:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-13 08:36:19,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-13 08:36:19,594 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-10-13 08:36:19,594 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-13 08:36:19,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:36:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-13 08:36:19,595 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:36:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:36:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:36:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:36:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 08:36:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-13 08:36:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-13 08:36:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-13 08:36:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-13 08:36:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-13 08:36:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-13 08:36:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-13 08:36:19,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:36:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-13 08:36:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-13 08:36:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-13 08:36:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-13 08:36:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-13 08:36:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-13 08:36:19,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-13 08:36:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-13 08:36:19,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-13 08:36:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-13 08:36:19,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-13 08:36:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-13 08:36:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-13 08:36:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-10-13 08:36:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-10-13 08:36:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-13 08:36:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-13 08:36:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-13 08:36:19,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-13 08:36:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:36:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-13 08:36:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-13 08:36:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-13 08:36:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-13 08:36:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-10-13 08:36:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-10-13 08:36:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:36:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-13 08:36:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-13 08:36:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-13 08:36:19,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-13 08:36:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-13 08:36:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-13 08:36:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-13 08:36:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-13 08:36:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-13 08:36:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-13 08:36:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hamachi_private [2024-10-13 08:36:19,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hamachi_private [2024-10-13 08:36:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-13 08:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-13 08:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-13 08:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-13 08:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-13 08:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-13 08:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-13 08:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-13 08:36:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-10-13 08:36:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-10-13 08:36:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-10-13 08:36:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-10-13 08:36:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_nway_reset [2024-10-13 08:36:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_nway_reset [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-13 08:36:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:36:19,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:36:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:36:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-13 08:36:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-13 08:36:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-13 08:36:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-13 08:36:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:36:19,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:36:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-13 08:36:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-13 08:36:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_hamachi_exit_15_2 [2024-10-13 08:36:19,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_hamachi_exit_15_2 [2024-10-13 08:36:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-13 08:36:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-13 08:36:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-13 08:36:19,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-13 08:36:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_open [2024-10-13 08:36:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_open [2024-10-13 08:36:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-13 08:36:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-13 08:36:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-10-13 08:36:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-10-13 08:36:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-13 08:36:19,619 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-13 08:36:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:36:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-13 08:36:19,620 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:36:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-13 08:36:19,621 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:36:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-13 08:36:19,622 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:36:19,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_68 [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_68 [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-13 08:36:19,623 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_remove_one [2024-10-13 08:36:19,623 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_remove_one [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-13 08:36:19,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-13 08:36:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-13 08:36:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_69 [2024-10-13 08:36:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_69 [2024-10-13 08:36:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_get_stats [2024-10-13 08:36:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_get_stats [2024-10-13 08:36:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_tx_timeout [2024-10-13 08:36:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_tx_timeout [2024-10-13 08:36:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-13 08:36:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-10-13 08:36:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-10-13 08:36:19,629 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:36:19,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:36:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:36:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:36:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:36:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:36:19,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure hamachi_timer [2024-10-13 08:36:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure hamachi_timer [2024-10-13 08:36:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-13 08:36:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-13 08:36:19,632 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-10-13 08:36:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-10-13 08:36:20,432 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:36:20,443 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:36:20,522 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:36:23,482 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-13 08:36:24,734 INFO L? ?]: Removed 2225 outVars from TransFormulas that were not future-live. [2024-10-13 08:36:24,735 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:36:25,254 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:36:25,255 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 08:36:25,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:36:25 BoogieIcfgContainer [2024-10-13 08:36:25,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:36:25,259 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:36:25,259 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:36:25,263 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:36:25,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:36:14" (1/3) ... [2024-10-13 08:36:25,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557829d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:36:25, skipping insertion in model container [2024-10-13 08:36:25,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:36:18" (2/3) ... [2024-10-13 08:36:25,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557829d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:36:25, skipping insertion in model container [2024-10-13 08:36:25,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:36:25" (3/3) ... [2024-10-13 08:36:25,268 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-packetengines-hamachi.cil.i [2024-10-13 08:36:25,288 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:36:25,289 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-13 08:36:25,423 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:36:25,433 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;@2bee7d94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:36:25,433 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-13 08:36:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 1517 states, 1005 states have (on average 1.4069651741293532) internal successors, (1414), 1030 states have internal predecessors, (1414), 434 states have call successors, (434), 76 states have call predecessors, (434), 75 states have return successors, (427), 414 states have call predecessors, (427), 427 states have call successors, (427) [2024-10-13 08:36:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-13 08:36:25,478 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:25,479 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:36:25,480 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:36:25,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:25,488 INFO L85 PathProgramCache]: Analyzing trace with hash -75792380, now seen corresponding path program 1 times [2024-10-13 08:36:25,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:25,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928822966] [2024-10-13 08:36:25,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:36:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 08:36:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:36:26,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:26,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928822966] [2024-10-13 08:36:26,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928822966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:26,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:26,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:36:26,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105913574] [2024-10-13 08:36:26,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:26,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:36:26,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:26,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:36:26,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:36:26,529 INFO L87 Difference]: Start difference. First operand has 1517 states, 1005 states have (on average 1.4069651741293532) internal successors, (1414), 1030 states have internal predecessors, (1414), 434 states have call successors, (434), 76 states have call predecessors, (434), 75 states have return successors, (427), 414 states have call predecessors, (427), 427 states have call successors, (427) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 08:36:30,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:36:30,813 INFO L93 Difference]: Finished difference Result 4261 states and 6525 transitions. [2024-10-13 08:36:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:36:30,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 113 [2024-10-13 08:36:30,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:30,857 INFO L225 Difference]: With dead ends: 4261 [2024-10-13 08:36:30,857 INFO L226 Difference]: Without dead ends: 2747 [2024-10-13 08:36:30,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:36:30,873 INFO L432 NwaCegarLoop]: 1710 mSDtfsCounter, 2250 mSDsluCounter, 2198 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 1084 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2587 SdHoareTripleChecker+Valid, 3908 SdHoareTripleChecker+Invalid, 3291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1084 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:30,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2587 Valid, 3908 Invalid, 3291 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1084 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-13 08:36:30,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2024-10-13 08:36:31,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2685. [2024-10-13 08:36:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2685 states, 1768 states have (on average 1.3778280542986425) internal successors, (2436), 1822 states have internal predecessors, (2436), 765 states have call successors, (765), 144 states have call predecessors, (765), 149 states have return successors, (787), 732 states have call predecessors, (787), 761 states have call successors, (787) [2024-10-13 08:36:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2685 states and 3988 transitions. [2024-10-13 08:36:31,130 INFO L78 Accepts]: Start accepts. Automaton has 2685 states and 3988 transitions. Word has length 113 [2024-10-13 08:36:31,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:31,133 INFO L471 AbstractCegarLoop]: Abstraction has 2685 states and 3988 transitions. [2024-10-13 08:36:31,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-13 08:36:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 3988 transitions. [2024-10-13 08:36:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-13 08:36:31,137 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:31,138 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 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] [2024-10-13 08:36:31,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:36:31,138 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:36:31,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:31,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1877584160, now seen corresponding path program 1 times [2024-10-13 08:36:31,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:31,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523973712] [2024-10-13 08:36:31,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:31,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:36:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 08:36:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-10-13 08:36:31,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:31,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523973712] [2024-10-13 08:36:31,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523973712] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:31,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:31,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 08:36:31,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319487401] [2024-10-13 08:36:31,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:31,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:36:31,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:31,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:36:31,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:36:31,672 INFO L87 Difference]: Start difference. First operand 2685 states and 3988 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-13 08:36:38,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:36:38,294 INFO L93 Difference]: Finished difference Result 7984 states and 11872 transitions. [2024-10-13 08:36:38,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:36:38,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (16), 4 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 114 [2024-10-13 08:36:38,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:38,336 INFO L225 Difference]: With dead ends: 7984 [2024-10-13 08:36:38,338 INFO L226 Difference]: Without dead ends: 5318 [2024-10-13 08:36:38,352 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:36:38,354 INFO L432 NwaCegarLoop]: 1155 mSDtfsCounter, 3591 mSDsluCounter, 2304 mSDsCounter, 0 mSdLazyCounter, 3348 mSolverCounterSat, 2606 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3863 SdHoareTripleChecker+Valid, 3459 SdHoareTripleChecker+Invalid, 5954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2606 IncrementalHoareTripleChecker+Valid, 3348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:38,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3863 Valid, 3459 Invalid, 5954 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2606 Valid, 3348 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-10-13 08:36:38,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5318 states. [2024-10-13 08:36:38,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5318 to 5244. [2024-10-13 08:36:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5244 states, 3480 states have (on average 1.3767241379310344) internal successors, (4791), 3580 states have internal predecessors, (4791), 1466 states have call successors, (1466), 284 states have call predecessors, (1466), 295 states have return successors, (1514), 1407 states have call predecessors, (1514), 1462 states have call successors, (1514) [2024-10-13 08:36:38,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5244 states to 5244 states and 7771 transitions. [2024-10-13 08:36:38,886 INFO L78 Accepts]: Start accepts. Automaton has 5244 states and 7771 transitions. Word has length 114 [2024-10-13 08:36:38,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:38,888 INFO L471 AbstractCegarLoop]: Abstraction has 5244 states and 7771 transitions. [2024-10-13 08:36:38,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-10-13 08:36:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 5244 states and 7771 transitions. [2024-10-13 08:36:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-13 08:36:38,892 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:38,892 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:36:38,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:36:38,893 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:36:38,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:38,894 INFO L85 PathProgramCache]: Analyzing trace with hash 328083218, now seen corresponding path program 1 times [2024-10-13 08:36:38,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:38,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738247063] [2024-10-13 08:36:38,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 08:36:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:39,255 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-13 08:36:39,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:39,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738247063] [2024-10-13 08:36:39,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738247063] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:39,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:39,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 08:36:39,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702261714] [2024-10-13 08:36:39,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:39,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 08:36:39,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:39,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 08:36:39,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 08:36:39,258 INFO L87 Difference]: Start difference. First operand 5244 states and 7771 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-13 08:36:43,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:36:43,018 INFO L93 Difference]: Finished difference Result 15114 states and 22402 transitions. [2024-10-13 08:36:43,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:36:43,019 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 117 [2024-10-13 08:36:43,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:43,146 INFO L225 Difference]: With dead ends: 15114 [2024-10-13 08:36:43,147 INFO L226 Difference]: Without dead ends: 9889 [2024-10-13 08:36:43,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:36:43,171 INFO L432 NwaCegarLoop]: 1516 mSDtfsCounter, 2409 mSDsluCounter, 2088 mSDsCounter, 0 mSdLazyCounter, 2160 mSolverCounterSat, 1133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2766 SdHoareTripleChecker+Valid, 3604 SdHoareTripleChecker+Invalid, 3293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1133 IncrementalHoareTripleChecker+Valid, 2160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:43,171 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2766 Valid, 3604 Invalid, 3293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1133 Valid, 2160 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-13 08:36:43,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9889 states. [2024-10-13 08:36:43,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9889 to 9656. [2024-10-13 08:36:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9656 states, 6416 states have (on average 1.3751558603491272) internal successors, (8823), 6602 states have internal predecessors, (8823), 2684 states have call successors, (2684), 540 states have call predecessors, (2684), 553 states have return successors, (2762), 2561 states have call predecessors, (2762), 2680 states have call successors, (2762) [2024-10-13 08:36:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9656 states to 9656 states and 14269 transitions. [2024-10-13 08:36:43,781 INFO L78 Accepts]: Start accepts. Automaton has 9656 states and 14269 transitions. Word has length 117 [2024-10-13 08:36:43,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:43,782 INFO L471 AbstractCegarLoop]: Abstraction has 9656 states and 14269 transitions. [2024-10-13 08:36:43,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-13 08:36:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 9656 states and 14269 transitions. [2024-10-13 08:36:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-10-13 08:36:43,793 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:43,793 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 5, 5, 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] [2024-10-13 08:36:43,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:36:43,794 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:36:43,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:43,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1905021976, now seen corresponding path program 1 times [2024-10-13 08:36:43,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:43,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203995138] [2024-10-13 08:36:43,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:43,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-13 08:36:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-13 08:36:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 08:36:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 08:36:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 08:36:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 08:36:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:36:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:36:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 08:36:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2024-10-13 08:36:44,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:44,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203995138] [2024-10-13 08:36:44,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203995138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:44,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:44,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 08:36:44,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088329597] [2024-10-13 08:36:44,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:44,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:36:44,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:44,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:36:44,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:36:44,337 INFO L87 Difference]: Start difference. First operand 9656 states and 14269 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-13 08:36:50,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:36:50,256 INFO L93 Difference]: Finished difference Result 19662 states and 29096 transitions. [2024-10-13 08:36:50,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:36:50,257 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (24), 4 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 164 [2024-10-13 08:36:50,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:50,355 INFO L225 Difference]: With dead ends: 19662 [2024-10-13 08:36:50,356 INFO L226 Difference]: Without dead ends: 14705 [2024-10-13 08:36:50,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:36:50,386 INFO L432 NwaCegarLoop]: 2232 mSDtfsCounter, 2622 mSDsluCounter, 3662 mSDsCounter, 0 mSdLazyCounter, 5196 mSolverCounterSat, 1529 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2886 SdHoareTripleChecker+Valid, 5894 SdHoareTripleChecker+Invalid, 6725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1529 IncrementalHoareTripleChecker+Valid, 5196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:50,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2886 Valid, 5894 Invalid, 6725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1529 Valid, 5196 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-10-13 08:36:50,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14705 states. [2024-10-13 08:36:51,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14705 to 14380. [2024-10-13 08:36:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14380 states, 9576 states have (on average 1.3744778613199666) internal successors, (13162), 9848 states have internal predecessors, (13162), 3974 states have call successors, (3974), 807 states have call predecessors, (3974), 827 states have return successors, (4093), 3796 states have call predecessors, (4093), 3970 states have call successors, (4093) [2024-10-13 08:36:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14380 states to 14380 states and 21229 transitions. [2024-10-13 08:36:51,366 INFO L78 Accepts]: Start accepts. Automaton has 14380 states and 21229 transitions. Word has length 164 [2024-10-13 08:36:51,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:51,366 INFO L471 AbstractCegarLoop]: Abstraction has 14380 states and 21229 transitions. [2024-10-13 08:36:51,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-13 08:36:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 14380 states and 21229 transitions. [2024-10-13 08:36:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-13 08:36:51,373 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:51,374 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 5, 5, 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] [2024-10-13 08:36:51,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:36:51,374 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)] === [2024-10-13 08:36:51,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:51,375 INFO L85 PathProgramCache]: Analyzing trace with hash -185700035, now seen corresponding path program 1 times [2024-10-13 08:36:51,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:51,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326791987] [2024-10-13 08:36:51,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:51,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-13 08:36:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-13 08:36:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 08:36:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 08:36:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 08:36:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 08:36:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:36:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 08:36:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 08:36:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2024-10-13 08:36:51,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:51,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326791987] [2024-10-13 08:36:51,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326791987] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:51,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:51,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 08:36:51,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230743448] [2024-10-13 08:36:51,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:51,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:36:51,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:51,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:36:51,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:36:51,836 INFO L87 Difference]: Start difference. First operand 14380 states and 21229 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-13 08:36:57,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:36:57,741 INFO L93 Difference]: Finished difference Result 29189 states and 43141 transitions. [2024-10-13 08:36:57,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:36:57,742 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (24), 4 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 163 [2024-10-13 08:36:57,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:36:57,836 INFO L225 Difference]: With dead ends: 29189 [2024-10-13 08:36:57,837 INFO L226 Difference]: Without dead ends: 19508 [2024-10-13 08:36:57,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:36:57,883 INFO L432 NwaCegarLoop]: 2233 mSDtfsCounter, 2618 mSDsluCounter, 3663 mSDsCounter, 0 mSdLazyCounter, 5172 mSolverCounterSat, 1505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2884 SdHoareTripleChecker+Valid, 5896 SdHoareTripleChecker+Invalid, 6677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1505 IncrementalHoareTripleChecker+Valid, 5172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-10-13 08:36:57,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2884 Valid, 5896 Invalid, 6677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1505 Valid, 5172 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-10-13 08:36:57,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19508 states. [2024-10-13 08:36:59,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19508 to 19100. [2024-10-13 08:36:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19100 states, 12732 states have (on average 1.374253848570531) internal successors, (17497), 13090 states have internal predecessors, (17497), 5264 states have call successors, (5264), 1074 states have call predecessors, (5264), 1101 states have return successors, (5424), 5031 states have call predecessors, (5424), 5260 states have call successors, (5424) [2024-10-13 08:36:59,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19100 states to 19100 states and 28185 transitions. [2024-10-13 08:36:59,246 INFO L78 Accepts]: Start accepts. Automaton has 19100 states and 28185 transitions. Word has length 163 [2024-10-13 08:36:59,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:36:59,246 INFO L471 AbstractCegarLoop]: Abstraction has 19100 states and 28185 transitions. [2024-10-13 08:36:59,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-10-13 08:36:59,247 INFO L276 IsEmpty]: Start isEmpty. Operand 19100 states and 28185 transitions. [2024-10-13 08:36:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-10-13 08:36:59,253 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:36:59,253 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 4, 4, 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] [2024-10-13 08:36:59,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:36:59,253 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)] === [2024-10-13 08:36:59,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:36:59,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1481632210, now seen corresponding path program 1 times [2024-10-13 08:36:59,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:36:59,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024580481] [2024-10-13 08:36:59,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:36:59,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:36:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:36:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:36:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:36:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:36:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:36:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:36:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:36:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:36:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:36:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-13 08:36:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-13 08:36:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 08:36:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 08:36:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 08:36:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:36:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 08:36:59,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:36:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 08:36:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:36:59,801 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-10-13 08:36:59,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:36:59,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024580481] [2024-10-13 08:36:59,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024580481] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:36:59,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:36:59,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:36:59,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171442096] [2024-10-13 08:36:59,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:36:59,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:36:59,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:36:59,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:36:59,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:36:59,803 INFO L87 Difference]: Start difference. First operand 19100 states and 28185 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, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-13 08:37:03,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:37:03,296 INFO L93 Difference]: Finished difference Result 19510 states and 28843 transitions. [2024-10-13 08:37:03,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:37:03,296 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, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 162 [2024-10-13 08:37:03,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:37:03,396 INFO L225 Difference]: With dead ends: 19510 [2024-10-13 08:37:03,397 INFO L226 Difference]: Without dead ends: 19508 [2024-10-13 08:37:03,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:37:03,417 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 2130 mSDsluCounter, 3367 mSDsCounter, 0 mSdLazyCounter, 3094 mSolverCounterSat, 861 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2386 SdHoareTripleChecker+Valid, 4872 SdHoareTripleChecker+Invalid, 3955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 861 IncrementalHoareTripleChecker+Valid, 3094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-13 08:37:03,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2386 Valid, 4872 Invalid, 3955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [861 Valid, 3094 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-13 08:37:03,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19508 states. [2024-10-13 08:37:04,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19508 to 19104. [2024-10-13 08:37:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19104 states, 12735 states have (on average 1.3741656851197488) internal successors, (17500), 13093 states have internal predecessors, (17500), 5264 states have call successors, (5264), 1075 states have call predecessors, (5264), 1102 states have return successors, (5424), 5031 states have call predecessors, (5424), 5260 states have call successors, (5424) [2024-10-13 08:37:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19104 states to 19104 states and 28188 transitions. [2024-10-13 08:37:04,730 INFO L78 Accepts]: Start accepts. Automaton has 19104 states and 28188 transitions. Word has length 162 [2024-10-13 08:37:04,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:37:04,731 INFO L471 AbstractCegarLoop]: Abstraction has 19104 states and 28188 transitions. [2024-10-13 08:37:04,732 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, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-13 08:37:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 19104 states and 28188 transitions. [2024-10-13 08:37:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-13 08:37:04,740 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:37:04,740 INFO L215 NwaCegarLoop]: trace histogram [12, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:37:04,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 08:37:04,740 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:37:04,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:37:04,741 INFO L85 PathProgramCache]: Analyzing trace with hash 186051416, now seen corresponding path program 1 times [2024-10-13 08:37:04,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:37:04,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17848044] [2024-10-13 08:37:04,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:37:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:37:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:37:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:37:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:37:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:37:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:37:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:37:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:37:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:37:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:37:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 08:37:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:37:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:37:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-13 08:37:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:37:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-13 08:37:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:37:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 08:37:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:05,374 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2024-10-13 08:37:05,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:37:05,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17848044] [2024-10-13 08:37:05,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17848044] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:37:05,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:37:05,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:37:05,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672244442] [2024-10-13 08:37:05,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:37:05,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:37:05,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:37:05,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:37:05,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:37:05,378 INFO L87 Difference]: Start difference. First operand 19104 states and 28188 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-13 08:37:13,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:37:13,040 INFO L93 Difference]: Finished difference Result 40933 states and 60240 transitions. [2024-10-13 08:37:13,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 08:37:13,041 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 165 [2024-10-13 08:37:13,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:37:13,162 INFO L225 Difference]: With dead ends: 40933 [2024-10-13 08:37:13,163 INFO L226 Difference]: Without dead ends: 21848 [2024-10-13 08:37:13,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:37:13,241 INFO L432 NwaCegarLoop]: 1621 mSDtfsCounter, 1629 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 4404 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1907 SdHoareTripleChecker+Valid, 5005 SdHoareTripleChecker+Invalid, 5201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 4404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-10-13 08:37:13,242 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1907 Valid, 5005 Invalid, 5201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 4404 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-10-13 08:37:13,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21848 states. [2024-10-13 08:37:14,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21848 to 21186. [2024-10-13 08:37:14,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21186 states, 14284 states have (on average 1.3662139456734808) internal successors, (19515), 14635 states have internal predecessors, (19515), 5606 states have call successors, (5606), 1277 states have call predecessors, (5606), 1293 states have return successors, (5725), 5372 states have call predecessors, (5725), 5602 states have call successors, (5725) [2024-10-13 08:37:14,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21186 states to 21186 states and 30846 transitions. [2024-10-13 08:37:14,984 INFO L78 Accepts]: Start accepts. Automaton has 21186 states and 30846 transitions. Word has length 165 [2024-10-13 08:37:14,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:37:14,985 INFO L471 AbstractCegarLoop]: Abstraction has 21186 states and 30846 transitions. [2024-10-13 08:37:14,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-13 08:37:14,985 INFO L276 IsEmpty]: Start isEmpty. Operand 21186 states and 30846 transitions. [2024-10-13 08:37:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-10-13 08:37:14,989 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:37:14,989 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 4, 4, 2, 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] [2024-10-13 08:37:14,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 08:37:14,990 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-13 08:37:14,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:37:14,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1339665913, now seen corresponding path program 1 times [2024-10-13 08:37:14,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:37:14,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384744218] [2024-10-13 08:37:14,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:37:14,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:37:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:37:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:37:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-13 08:37:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:37:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:37:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 08:37:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 08:37:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-13 08:37:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:37:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-13 08:37:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-13 08:37:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 08:37:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-13 08:37:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-13 08:37:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:37:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 08:37:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:37:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 08:37:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-13 08:37:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:37:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-10-13 08:37:15,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:37:15,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384744218] [2024-10-13 08:37:15,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384744218] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:37:15,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:37:15,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:37:15,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866220794] [2024-10-13 08:37:15,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:37:15,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:37:15,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:37:15,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:37:15,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:37:15,765 INFO L87 Difference]: Start difference. First operand 21186 states and 30846 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, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-13 08:37:20,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:37:20,014 INFO L93 Difference]: Finished difference Result 21717 states and 31682 transitions. [2024-10-13 08:37:20,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:37:20,015 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, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 167 [2024-10-13 08:37:20,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:37:20,113 INFO L225 Difference]: With dead ends: 21717 [2024-10-13 08:37:20,113 INFO L226 Difference]: Without dead ends: 21715 [2024-10-13 08:37:20,128 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:37:20,129 INFO L432 NwaCegarLoop]: 1511 mSDtfsCounter, 2118 mSDsluCounter, 3376 mSDsCounter, 0 mSdLazyCounter, 3101 mSolverCounterSat, 859 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2374 SdHoareTripleChecker+Valid, 4887 SdHoareTripleChecker+Invalid, 3960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 859 IncrementalHoareTripleChecker+Valid, 3101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-13 08:37:20,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2374 Valid, 4887 Invalid, 3960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [859 Valid, 3101 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-13 08:37:20,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21715 states.