./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:53:22,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:53:22,452 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:53:22,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:53:22,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:53:22,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:53:22,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:53:22,491 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:53:22,492 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:53:22,495 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:53:22,495 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:53:22,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:53:22,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:53:22,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:53:22,498 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:53:22,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:53:22,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:53:22,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:53:22,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:53:22,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:53:22,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:53:22,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:53:22,501 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:53:22,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:53:22,501 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:53:22,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:53:22,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:53:22,503 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:53:22,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:53:22,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:53:22,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:53:22,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:53:22,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:53:22,505 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:53:22,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:53:22,505 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:53:22,506 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:53:22,510 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:53:22,511 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:53:22,511 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de [2024-10-11 15:53:22,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:53:22,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:53:22,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:53:22,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:53:22,772 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:53:22,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-10-11 15:53:24,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:53:24,754 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:53:24,754 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-10-11 15:53:24,807 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/9c1aed289/448242322e6f4d41a94fd46f024aa812/FLAG6d8e47284 [2024-10-11 15:53:24,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/9c1aed289/448242322e6f4d41a94fd46f024aa812 [2024-10-11 15:53:24,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:53:24,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:53:24,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:53:24,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:53:24,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:53:24,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:53:24" (1/1) ... [2024-10-11 15:53:24,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6863b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:24, skipping insertion in model container [2024-10-11 15:53:24,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:53:24" (1/1) ... [2024-10-11 15:53:24,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:53:27,406 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2024-10-11 15:53:27,410 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2024-10-11 15:53:27,411 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2024-10-11 15:53:27,411 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2024-10-11 15:53:27,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:53:27,468 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:53:27,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5252] [2024-10-11 15:53:27,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5259] [2024-10-11 15:53:27,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5266] [2024-10-11 15:53:27,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5302-5303] [2024-10-11 15:53:27,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5308-5310] [2024-10-11 15:53:27,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5526-5527] [2024-10-11 15:53:27,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5560-5561] [2024-10-11 15:53:27,699 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7910] [2024-10-11 15:53:27,793 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2024-10-11 15:53:27,794 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2024-10-11 15:53:27,794 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2024-10-11 15:53:27,794 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2024-10-11 15:53:27,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:53:27,988 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:53:27,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27 WrapperNode [2024-10-11 15:53:27,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:53:27,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:53:27,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:53:27,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:53:27,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:28,075 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:28,310 INFO L138 Inliner]: procedures = 430, calls = 1731, calls flagged for inlining = 202, calls inlined = 186, statements flattened = 4860 [2024-10-11 15:53:28,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:53:28,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:53:28,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:53:28,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:53:28,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:28,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:28,362 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,210 INFO L175 MemorySlicer]: Split 770 memory accesses to 19 slices as follows [2, 2, 2, 4, 15, 1, 569, 4, 1, 2, 10, 37, 19, 9, 5, 9, 52, 3, 24]. 74 percent of accesses are in the largest equivalence class. The 270 initializations are split as follows [0, 0, 0, 4, 15, 0, 140, 4, 1, 2, 10, 31, 0, 9, 4, 9, 40, 1, 0]. The 177 writes are split as follows [1, 1, 1, 0, 0, 0, 141, 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, 0, 17]. [2024-10-11 15:53:29,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,362 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:53:29,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:53:29,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:53:29,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:53:29,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (1/1) ... [2024-10-11 15:53:29,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:53:29,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:53:29,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:53:29,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:53:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-11 15:53:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-11 15:53:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-11 15:53:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-11 15:53:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:53:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:53:29,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-11 15:53:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-11 15:53:29,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:53:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:53:29,580 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-11 15:53:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-11 15:53:29,580 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-10-11 15:53:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-10-11 15:53:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-11 15:53:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-11 15:53:29,581 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-11 15:53:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-11 15:53:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-10-11 15:53:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-10-11 15:53:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-10-11 15:53:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-10-11 15:53:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-10-11 15:53:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-10-11 15:53:29,582 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-11 15:53:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-11 15:53:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-10-11 15:53:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-10-11 15:53:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-10-11 15:53:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-10-11 15:53:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-10-11 15:53:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-10-11 15:53:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-11 15:53:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-11 15:53:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-11 15:53:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-11 15:53:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-10-11 15:53:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-10-11 15:53:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-11 15:53:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-11 15:53:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-11 15:53:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-11 15:53:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-11 15:53:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-11 15:53:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:53:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-10-11 15:53:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-10-11 15:53:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2024-10-11 15:53:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2024-10-11 15:53:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-11 15:53:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-11 15:53:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-10-11 15:53:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-10-11 15:53:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:53:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:53:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:53:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:53:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:53:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:53:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:53:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:53:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-11 15:53:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-11 15:53:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-10-11 15:53:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:53:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:53:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-11 15:53:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-11 15:53:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-11 15:53:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-11 15:53:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-11 15:53:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-11 15:53:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-11 15:53:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-11 15:53:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:53:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:53:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:53:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-11 15:53:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-11 15:53:29,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-11 15:53:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:53:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:53:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:53:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:53:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:53:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-11 15:53:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-11 15:53:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-10-11 15:53:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-10-11 15:53:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-10-11 15:53:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-10-11 15:53:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:53:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:53:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:53:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:53:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:53:29,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-11 15:53:29,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-11 15:53:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-10-11 15:53:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-10-11 15:53:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-10-11 15:53:29,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-10-11 15:53:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-11 15:53:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-11 15:53:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-11 15:53:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-11 15:53:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-11 15:53:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-11 15:53:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-10-11 15:53:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-10-11 15:53:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-11 15:53:29,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-11 15:53:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-11 15:53:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-11 15:53:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-10-11 15:53:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-10-11 15:53:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-11 15:53:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-11 15:53:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-10-11 15:53:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-10-11 15:53:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:53:29,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-11 15:53:29,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-11 15:53:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-11 15:53:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-11 15:53:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:53:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-11 15:53:29,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-11 15:53:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:53:29,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:53:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:53:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:53:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:53:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:53:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:53:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:53:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:53:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 15:53:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 15:53:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-11 15:53:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-11 15:53:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-11 15:53:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-11 15:53:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-10-11 15:53:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-10-11 15:53:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 15:53:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 15:53:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-10-11 15:53:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-10-11 15:53:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-11 15:53:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-11 15:53:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-11 15:53:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-11 15:53:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-11 15:53:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-11 15:53:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-11 15:53:29,612 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-11 15:53:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-11 15:53:29,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-11 15:53:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-10-11 15:53:29,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-10-11 15:53:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-10-11 15:53:29,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-10-11 15:53:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-10-11 15:53:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-10-11 15:53:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-11 15:53:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-11 15:53:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-10-11 15:53:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-10-11 15:53:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-11 15:53:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-11 15:53:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:53:29,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:53:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-10-11 15:53:29,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-11 15:53:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:53:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:53:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:53:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:53:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:53:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:53:29,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 15:53:29,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 15:53:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 15:53:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 15:53:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-11 15:53:29,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-11 15:53:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-11 15:53:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-11 15:53:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-11 15:53:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-11 15:53:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:53:29,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:53:29,623 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-10-11 15:53:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-10-11 15:53:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-11 15:53:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-11 15:53:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-11 15:53:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-11 15:53:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-11 15:53:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-11 15:53:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-11 15:53:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-11 15:53:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-11 15:53:29,624 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-11 15:53:29,624 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-10-11 15:53:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-10-11 15:53:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-10-11 15:53:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-10-11 15:53:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:53:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-11 15:53:29,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-11 15:53:29,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:53:29,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:53:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:53:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:53:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:53:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:53:29,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-11 15:53:29,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_ipg_nic_private [2024-10-11 15:53:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_ipg_nic_private [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-10-11 15:53:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-10-11 15:53:29,629 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:53:29,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:53:29,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-11 15:53:29,631 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:53:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:53:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-11 15:53:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-11 15:53:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-11 15:53:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-11 15:53:29,632 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-11 15:53:29,632 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-11 15:53:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-11 15:53:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-11 15:53:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-10-11 15:53:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-10-11 15:53:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-10-11 15:53:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-10-11 15:53:29,633 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-10-11 15:53:29,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-10-11 15:53:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-10-11 15:53:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-10-11 15:53:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-10-11 15:53:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-10-11 15:53:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-11 15:53:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-11 15:53:29,634 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-11 15:53:29,634 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-11 15:53:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-11 15:53:29,635 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-11 15:53:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:53:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:53:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:53:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:53:29,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:53:29,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-10-11 15:53:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:53:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:53:29,637 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2024-10-11 15:53:29,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2024-10-11 15:53:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-10-11 15:53:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-10-11 15:53:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-10-11 15:53:29,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-10-11 15:53:29,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-10-11 15:53:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-10-11 15:53:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2024-10-11 15:53:29,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2024-10-11 15:53:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-11 15:53:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-11 15:53:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-10-11 15:53:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-11 15:53:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-10-11 15:53:29,642 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:53:29,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-11 15:53:29,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-11 15:53:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-11 15:53:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-11 15:53:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-11 15:53:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-10-11 15:53:29,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-10-11 15:53:29,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-11 15:53:29,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-11 15:53:30,517 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:53:30,521 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:53:32,195 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:53:36,174 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-11 15:53:37,092 INFO L? ?]: Removed 2649 outVars from TransFormulas that were not future-live. [2024-10-11 15:53:37,092 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:53:37,471 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:53:37,471 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-11 15:53:37,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:53:37 BoogieIcfgContainer [2024-10-11 15:53:37,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:53:37,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:53:37,474 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:53:37,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:53:37,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:53:24" (1/3) ... [2024-10-11 15:53:37,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7747c890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:53:37, skipping insertion in model container [2024-10-11 15:53:37,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:27" (2/3) ... [2024-10-11 15:53:37,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7747c890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:53:37, skipping insertion in model container [2024-10-11 15:53:37,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:53:37" (3/3) ... [2024-10-11 15:53:37,482 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-10-11 15:53:37,499 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:53:37,499 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-11 15:53:37,606 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:53:37,614 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;@5db4173e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:53:37,615 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-11 15:53:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 1798 states, 1227 states have (on average 1.3936430317848412) internal successors, (1710), 1255 states have internal predecessors, (1710), 473 states have call successors, (473), 98 states have call predecessors, (473), 97 states have return successors, (467), 464 states have call predecessors, (467), 467 states have call successors, (467) [2024-10-11 15:53:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-10-11 15:53:37,647 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:37,648 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:37,649 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:37,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:37,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1013553991, now seen corresponding path program 1 times [2024-10-11 15:53:37,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:37,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587599712] [2024-10-11 15:53:37,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:37,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 15:53:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:38,600 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-10-11 15:53:38,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:38,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587599712] [2024-10-11 15:53:38,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587599712] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:38,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:38,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:38,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156727804] [2024-10-11 15:53:38,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:38,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:38,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:38,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:38,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:38,643 INFO L87 Difference]: Start difference. First operand has 1798 states, 1227 states have (on average 1.3936430317848412) internal successors, (1710), 1255 states have internal predecessors, (1710), 473 states have call successors, (473), 98 states have call predecessors, (473), 97 states have return successors, (467), 464 states have call predecessors, (467), 467 states have call successors, (467) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-11 15:53:44,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:44,827 INFO L93 Difference]: Finished difference Result 5404 states and 8198 transitions. [2024-10-11 15:53:44,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:44,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 101 [2024-10-11 15:53:44,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:44,883 INFO L225 Difference]: With dead ends: 5404 [2024-10-11 15:53:44,883 INFO L226 Difference]: Without dead ends: 3613 [2024-10-11 15:53:44,902 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:44,906 INFO L432 NwaCegarLoop]: 1600 mSDtfsCounter, 3505 mSDsluCounter, 2247 mSDsCounter, 0 mSdLazyCounter, 2669 mSolverCounterSat, 1324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3928 SdHoareTripleChecker+Valid, 3847 SdHoareTripleChecker+Invalid, 3993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1324 IncrementalHoareTripleChecker+Valid, 2669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:44,908 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3928 Valid, 3847 Invalid, 3993 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1324 Valid, 2669 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2024-10-11 15:53:44,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3613 states. [2024-10-11 15:53:45,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3613 to 3477. [2024-10-11 15:53:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 2394 states have (on average 1.362155388471178) internal successors, (3261), 2447 states have internal predecessors, (3261), 890 states have call successors, (890), 191 states have call predecessors, (890), 190 states have return successors, (886), 880 states have call predecessors, (886), 886 states have call successors, (886) [2024-10-11 15:53:45,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 5037 transitions. [2024-10-11 15:53:45,200 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 5037 transitions. Word has length 101 [2024-10-11 15:53:45,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:45,201 INFO L471 AbstractCegarLoop]: Abstraction has 3477 states and 5037 transitions. [2024-10-11 15:53:45,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-11 15:53:45,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 5037 transitions. [2024-10-11 15:53:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-11 15:53:45,212 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:45,212 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:45,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:53:45,213 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:45,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:45,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1204172681, now seen corresponding path program 1 times [2024-10-11 15:53:45,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:45,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451059285] [2024-10-11 15:53:45,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:45,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 15:53:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:53:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-10-11 15:53:45,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:45,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451059285] [2024-10-11 15:53:45,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451059285] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:45,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:45,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:45,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648482681] [2024-10-11 15:53:45,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:45,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:45,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:45,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:45,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:45,614 INFO L87 Difference]: Start difference. First operand 3477 states and 5037 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:50,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:50,981 INFO L93 Difference]: Finished difference Result 9797 states and 14207 transitions. [2024-10-11 15:53:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:50,982 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 105 [2024-10-11 15:53:50,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:51,030 INFO L225 Difference]: With dead ends: 9797 [2024-10-11 15:53:51,030 INFO L226 Difference]: Without dead ends: 6337 [2024-10-11 15:53:51,050 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:51,052 INFO L432 NwaCegarLoop]: 1643 mSDtfsCounter, 2757 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 2802 mSolverCounterSat, 1192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 3916 SdHoareTripleChecker+Invalid, 3994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1192 IncrementalHoareTripleChecker+Valid, 2802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:51,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 3916 Invalid, 3994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1192 Valid, 2802 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-10-11 15:53:51,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6337 states. [2024-10-11 15:53:51,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6337 to 6062. [2024-10-11 15:53:51,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 4143 states have (on average 1.3478155925657735) internal successors, (5584), 4239 states have internal predecessors, (5584), 1563 states have call successors, (1563), 360 states have call predecessors, (1563), 353 states have return successors, (1579), 1530 states have call predecessors, (1579), 1559 states have call successors, (1579) [2024-10-11 15:53:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 8726 transitions. [2024-10-11 15:53:51,387 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 8726 transitions. Word has length 105 [2024-10-11 15:53:51,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:51,388 INFO L471 AbstractCegarLoop]: Abstraction has 6062 states and 8726 transitions. [2024-10-11 15:53:51,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 8726 transitions. [2024-10-11 15:53:51,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-10-11 15:53:51,397 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:51,397 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:51,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:53:51,397 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)] === [2024-10-11 15:53:51,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:51,398 INFO L85 PathProgramCache]: Analyzing trace with hash -236466560, now seen corresponding path program 1 times [2024-10-11 15:53:51,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:51,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583093111] [2024-10-11 15:53:51,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:51,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:53:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 15:53:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 15:53:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:53:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:53:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:53:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-10-11 15:53:51,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:51,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583093111] [2024-10-11 15:53:51,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583093111] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:51,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:51,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:51,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195090309] [2024-10-11 15:53:51,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:51,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:51,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:51,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:51,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:51,810 INFO L87 Difference]: Start difference. First operand 6062 states and 8726 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 15:53:56,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:56,618 INFO L93 Difference]: Finished difference Result 13780 states and 19887 transitions. [2024-10-11 15:53:56,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:56,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 145 [2024-10-11 15:53:56,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:56,675 INFO L225 Difference]: With dead ends: 13780 [2024-10-11 15:53:56,675 INFO L226 Difference]: Without dead ends: 7735 [2024-10-11 15:53:56,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:56,706 INFO L432 NwaCegarLoop]: 2219 mSDtfsCounter, 2581 mSDsluCounter, 2612 mSDsCounter, 0 mSdLazyCounter, 3255 mSolverCounterSat, 875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2928 SdHoareTripleChecker+Valid, 4831 SdHoareTripleChecker+Invalid, 4130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 875 IncrementalHoareTripleChecker+Valid, 3255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:56,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2928 Valid, 4831 Invalid, 4130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [875 Valid, 3255 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-10-11 15:53:56,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7735 states. [2024-10-11 15:53:56,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7735 to 7363. [2024-10-11 15:53:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7363 states, 5102 states have (on average 1.3475107800862407) internal successors, (6875), 5206 states have internal predecessors, (6875), 1822 states have call successors, (1822), 444 states have call predecessors, (1822), 436 states have return successors, (1830), 1786 states have call predecessors, (1830), 1818 states have call successors, (1830) [2024-10-11 15:53:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7363 states to 7363 states and 10527 transitions. [2024-10-11 15:53:57,147 INFO L78 Accepts]: Start accepts. Automaton has 7363 states and 10527 transitions. Word has length 145 [2024-10-11 15:53:57,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:57,150 INFO L471 AbstractCegarLoop]: Abstraction has 7363 states and 10527 transitions. [2024-10-11 15:53:57,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 15:53:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 7363 states and 10527 transitions. [2024-10-11 15:53:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-11 15:53:57,155 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:57,156 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:57,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:53:57,156 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)] === [2024-10-11 15:53:57,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:57,157 INFO L85 PathProgramCache]: Analyzing trace with hash 868470004, now seen corresponding path program 1 times [2024-10-11 15:53:57,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:57,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173989097] [2024-10-11 15:53:57,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:57,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 15:53:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 15:53:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:53:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 15:53:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 15:53:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 15:53:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 15:53:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-10-11 15:53:57,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:57,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173989097] [2024-10-11 15:53:57,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173989097] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:57,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:57,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:57,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304468819] [2024-10-11 15:53:57,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:57,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:57,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:57,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:57,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:57,487 INFO L87 Difference]: Start difference. First operand 7363 states and 10527 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-11 15:54:01,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:01,719 INFO L93 Difference]: Finished difference Result 18273 states and 26266 transitions. [2024-10-11 15:54:01,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:54:01,719 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 144 [2024-10-11 15:54:01,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:01,799 INFO L225 Difference]: With dead ends: 18273 [2024-10-11 15:54:01,799 INFO L226 Difference]: Without dead ends: 13010 [2024-10-11 15:54:01,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:54:01,829 INFO L432 NwaCegarLoop]: 2118 mSDtfsCounter, 3162 mSDsluCounter, 2530 mSDsCounter, 0 mSdLazyCounter, 3208 mSolverCounterSat, 1040 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3580 SdHoareTripleChecker+Valid, 4648 SdHoareTripleChecker+Invalid, 4248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1040 IncrementalHoareTripleChecker+Valid, 3208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:01,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3580 Valid, 4648 Invalid, 4248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1040 Valid, 3208 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-10-11 15:54:01,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2024-10-11 15:54:02,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12427. [2024-10-11 15:54:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12427 states, 8626 states have (on average 1.347090192441456) internal successors, (11620), 8796 states have internal predecessors, (11620), 3062 states have call successors, (3062), 748 states have call predecessors, (3062), 736 states have return successors, (3081), 3010 states have call predecessors, (3081), 3058 states have call successors, (3081) [2024-10-11 15:54:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12427 states to 12427 states and 17763 transitions. [2024-10-11 15:54:02,432 INFO L78 Accepts]: Start accepts. Automaton has 12427 states and 17763 transitions. Word has length 144 [2024-10-11 15:54:02,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:02,433 INFO L471 AbstractCegarLoop]: Abstraction has 12427 states and 17763 transitions. [2024-10-11 15:54:02,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-10-11 15:54:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 12427 states and 17763 transitions. [2024-10-11 15:54:02,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-11 15:54:02,440 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:02,441 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:02,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:54:02,441 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)] === [2024-10-11 15:54:02,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:02,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1087324722, now seen corresponding path program 1 times [2024-10-11 15:54:02,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:02,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219367298] [2024-10-11 15:54:02,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:02,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:02,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 15:54:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 15:54:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:54:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 15:54:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 15:54:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 15:54:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 15:54:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,101 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-10-11 15:54:03,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:03,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219367298] [2024-10-11 15:54:03,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219367298] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:03,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:03,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:54:03,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025827777] [2024-10-11 15:54:03,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:03,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:54:03,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:03,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:54:03,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:54:03,105 INFO L87 Difference]: Start difference. First operand 12427 states and 17763 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-11 15:54:07,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:07,242 INFO L93 Difference]: Finished difference Result 13012 states and 18708 transitions. [2024-10-11 15:54:07,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:54:07,243 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 144 [2024-10-11 15:54:07,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:07,310 INFO L225 Difference]: With dead ends: 13012 [2024-10-11 15:54:07,310 INFO L226 Difference]: Without dead ends: 13010 [2024-10-11 15:54:07,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:54:07,322 INFO L432 NwaCegarLoop]: 1594 mSDtfsCounter, 2712 mSDsluCounter, 3637 mSDsCounter, 0 mSdLazyCounter, 3856 mSolverCounterSat, 1024 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2960 SdHoareTripleChecker+Valid, 5231 SdHoareTripleChecker+Invalid, 4880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1024 IncrementalHoareTripleChecker+Valid, 3856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:07,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2960 Valid, 5231 Invalid, 4880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1024 Valid, 3856 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-10-11 15:54:07,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2024-10-11 15:54:07,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12431. [2024-10-11 15:54:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12431 states, 8629 states have (on average 1.3469695213813884) internal successors, (11623), 8799 states have internal predecessors, (11623), 3062 states have call successors, (3062), 749 states have call predecessors, (3062), 737 states have return successors, (3081), 3010 states have call predecessors, (3081), 3058 states have call successors, (3081) [2024-10-11 15:54:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12431 states to 12431 states and 17766 transitions. [2024-10-11 15:54:07,923 INFO L78 Accepts]: Start accepts. Automaton has 12431 states and 17766 transitions. Word has length 144 [2024-10-11 15:54:07,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:07,924 INFO L471 AbstractCegarLoop]: Abstraction has 12431 states and 17766 transitions. [2024-10-11 15:54:07,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-11 15:54:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 12431 states and 17766 transitions. [2024-10-11 15:54:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-11 15:54:07,929 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:07,929 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:07,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:54:07,930 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:54:07,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:07,930 INFO L85 PathProgramCache]: Analyzing trace with hash -701924271, now seen corresponding path program 1 times [2024-10-11 15:54:07,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:07,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049215746] [2024-10-11 15:54:07,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:07,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 15:54:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 15:54:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 15:54:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:54:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:54:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:54:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-10-11 15:54:08,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:08,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049215746] [2024-10-11 15:54:08,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049215746] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:08,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:08,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:54:08,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941127173] [2024-10-11 15:54:08,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:08,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:54:08,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:08,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:54:08,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:54:08,274 INFO L87 Difference]: Start difference. First operand 12431 states and 17766 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 15:54:13,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:13,259 INFO L93 Difference]: Finished difference Result 31086 states and 44608 transitions. [2024-10-11 15:54:13,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:54:13,260 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 147 [2024-10-11 15:54:13,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:13,350 INFO L225 Difference]: With dead ends: 31086 [2024-10-11 15:54:13,351 INFO L226 Difference]: Without dead ends: 18672 [2024-10-11 15:54:13,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:54:13,398 INFO L432 NwaCegarLoop]: 1595 mSDtfsCounter, 3339 mSDsluCounter, 2241 mSDsCounter, 0 mSdLazyCounter, 2647 mSolverCounterSat, 1348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3744 SdHoareTripleChecker+Valid, 3836 SdHoareTripleChecker+Invalid, 3995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1348 IncrementalHoareTripleChecker+Valid, 2647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:13,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3744 Valid, 3836 Invalid, 3995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1348 Valid, 2647 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-10-11 15:54:13,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18672 states. [2024-10-11 15:54:14,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18672 to 17875. [2024-10-11 15:54:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17875 states, 12404 states have (on average 1.3465011286681716) internal successors, (16702), 12666 states have internal predecessors, (16702), 4390 states have call successors, (4390), 1099 states have call predecessors, (4390), 1078 states have return successors, (4428), 4291 states have call predecessors, (4428), 4386 states have call successors, (4428) [2024-10-11 15:54:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17875 states to 17875 states and 25520 transitions. [2024-10-11 15:54:14,352 INFO L78 Accepts]: Start accepts. Automaton has 17875 states and 25520 transitions. Word has length 147 [2024-10-11 15:54:14,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:14,353 INFO L471 AbstractCegarLoop]: Abstraction has 17875 states and 25520 transitions. [2024-10-11 15:54:14,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-10-11 15:54:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 17875 states and 25520 transitions. [2024-10-11 15:54:14,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-11 15:54:14,356 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:14,356 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:14,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 15:54:14,357 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:54:14,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:14,357 INFO L85 PathProgramCache]: Analyzing trace with hash -730308263, now seen corresponding path program 1 times [2024-10-11 15:54:14,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:14,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314521180] [2024-10-11 15:54:14,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:14,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 15:54:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 15:54:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:54:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 15:54:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 15:54:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 15:54:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:54:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 15:54:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 15:54:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:14,678 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-10-11 15:54:14,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:14,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314521180] [2024-10-11 15:54:14,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314521180] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:14,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:14,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 15:54:14,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331997198] [2024-10-11 15:54:14,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:14,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:54:14,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:14,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:54:14,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:54:14,680 INFO L87 Difference]: Start difference. First operand 17875 states and 25520 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-11 15:54:27,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:27,536 INFO L93 Difference]: Finished difference Result 45556 states and 65332 transitions. [2024-10-11 15:54:27,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:54:27,536 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 153 [2024-10-11 15:54:27,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:27,686 INFO L225 Difference]: With dead ends: 45556 [2024-10-11 15:54:27,686 INFO L226 Difference]: Without dead ends: 27761 [2024-10-11 15:54:27,757 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:54:27,757 INFO L432 NwaCegarLoop]: 2002 mSDtfsCounter, 3611 mSDsluCounter, 3234 mSDsCounter, 0 mSdLazyCounter, 6743 mSolverCounterSat, 1876 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3885 SdHoareTripleChecker+Valid, 5236 SdHoareTripleChecker+Invalid, 8619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1876 IncrementalHoareTripleChecker+Valid, 6743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:27,758 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3885 Valid, 5236 Invalid, 8619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1876 Valid, 6743 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2024-10-11 15:54:27,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27761 states. [2024-10-11 15:54:29,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27761 to 26592. [2024-10-11 15:54:29,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26592 states, 18489 states have (on average 1.3462058521282925) internal successors, (24890), 18867 states have internal predecessors, (24890), 6499 states have call successors, (6499), 1630 states have call predecessors, (6499), 1601 states have return successors, (6558), 6367 states have call predecessors, (6558), 6495 states have call successors, (6558) [2024-10-11 15:54:29,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26592 states to 26592 states and 37947 transitions. [2024-10-11 15:54:29,486 INFO L78 Accepts]: Start accepts. Automaton has 26592 states and 37947 transitions. Word has length 153 [2024-10-11 15:54:29,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:29,487 INFO L471 AbstractCegarLoop]: Abstraction has 26592 states and 37947 transitions. [2024-10-11 15:54:29,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-11 15:54:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 26592 states and 37947 transitions. [2024-10-11 15:54:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-10-11 15:54:29,490 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:29,490 INFO L215 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:29,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 15:54:29,490 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)] === [2024-10-11 15:54:29,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:29,491 INFO L85 PathProgramCache]: Analyzing trace with hash -509953029, now seen corresponding path program 1 times [2024-10-11 15:54:29,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:29,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167185251] [2024-10-11 15:54:29,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:29,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:29,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 15:54:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 15:54:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:54:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 15:54:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 15:54:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-11 15:54:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-11 15:54:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:54:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-10-11 15:54:29,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:29,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167185251] [2024-10-11 15:54:29,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167185251] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:29,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:29,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:54:29,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293878083] [2024-10-11 15:54:29,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:29,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:54:29,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:29,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:54:29,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:54:29,943 INFO L87 Difference]: Start difference. First operand 26592 states and 37947 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 15:54:35,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:35,354 INFO L93 Difference]: Finished difference Result 27741 states and 39838 transitions. [2024-10-11 15:54:35,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:54:35,354 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 149 [2024-10-11 15:54:35,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:35,492 INFO L225 Difference]: With dead ends: 27741 [2024-10-11 15:54:35,492 INFO L226 Difference]: Without dead ends: 27739 [2024-10-11 15:54:35,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:54:35,510 INFO L432 NwaCegarLoop]: 1581 mSDtfsCounter, 2712 mSDsluCounter, 3617 mSDsCounter, 0 mSdLazyCounter, 3852 mSolverCounterSat, 1035 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2961 SdHoareTripleChecker+Valid, 5198 SdHoareTripleChecker+Invalid, 4887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1035 IncrementalHoareTripleChecker+Valid, 3852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:35,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2961 Valid, 5198 Invalid, 4887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1035 Valid, 3852 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-11 15:54:35,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27739 states.