./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya --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 67e7778ced54570c612880d3f2f5d48e6e2d3dc55afd632628e45d31cdc74c58 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:34:56,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:34:56,132 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 03:34:56,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:34:56,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:34:56,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:34:56,163 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:34:56,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:34:56,164 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:34:56,165 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:34:56,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:34:56,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:34:56,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:34:56,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:34:56,168 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:34:56,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:34:56,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:34:56,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:34:56,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:34:56,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:34:56,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:34:56,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:34:56,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:34:56,173 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:34:56,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:34:56,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:34:56,174 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:34:56,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:34:56,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:34:56,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:34:56,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:34:56,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:34:56,177 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:34:56,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:34:56,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:34:56,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:34:56,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:34:56,178 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:34:56,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:34:56,178 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e7778ced54570c612880d3f2f5d48e6e2d3dc55afd632628e45d31cdc74c58 [2023-11-29 03:34:56,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:34:56,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:34:56,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:34:56,416 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:34:56,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:34:56,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-29 03:34:59,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:34:59,626 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:34:59,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-29 03:34:59,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/data/b9e7d4023/bcd6bc2e7db8486eb6222ac9978ff122/FLAGde931fed3 [2023-11-29 03:34:59,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/data/b9e7d4023/bcd6bc2e7db8486eb6222ac9978ff122 [2023-11-29 03:34:59,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:34:59,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:34:59,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:34:59,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:34:59,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:34:59,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:34:59" (1/1) ... [2023-11-29 03:34:59,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3608a7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:34:59, skipping insertion in model container [2023-11-29 03:34:59,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:34:59" (1/1) ... [2023-11-29 03:34:59,895 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:35:02,154 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[329615,329628] [2023-11-29 03:35:02,157 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[329784,329797] [2023-11-29 03:35:02,158 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[329951,329964] [2023-11-29 03:35:02,158 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[330119,330132] [2023-11-29 03:35:02,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:35:02,204 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:35:02,285 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"); [5742] [2023-11-29 03:35:02,286 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)); [5749] [2023-11-29 03:35:02,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5756] [2023-11-29 03:35:02,287 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)); [5786-5787] [2023-11-29 03:35:02,288 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"); [5792-5794] [2023-11-29 03:35:02,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5875] [2023-11-29 03:35:02,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5883] [2023-11-29 03:35:02,464 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[329615,329628] [2023-11-29 03:35:02,464 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[329784,329797] [2023-11-29 03:35:02,465 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[329951,329964] [2023-11-29 03:35:02,465 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[330119,330132] [2023-11-29 03:35:02,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:35:02,600 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 03:35:02,607 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:35:02,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02 WrapperNode [2023-11-29 03:35:02,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:35:02,608 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:35:02,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:35:02,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:35:02,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:02,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:02,831 INFO L138 Inliner]: procedures = 395, calls = 2115, calls flagged for inlining = 159, calls inlined = 138, statements flattened = 4949 [2023-11-29 03:35:02,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:35:02,832 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:35:02,832 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:35:02,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:35:02,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:02,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:02,866 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,363 INFO L175 MemorySlicer]: Split 782 memory accesses to 34 slices as follows [1, 7, 1, 1, 8, 1, 70, 1, 8, 2, 559, 6, 1, 3, 1, 12, 3, 13, 1, 1, 4, 1, 1, 1, 1, 2, 52, 2, 1, 8, 1, 3, 1, 4]. 71 percent of accesses are in the largest equivalence class. The 339 initializations are split as follows [1, 7, 1, 1, 8, 1, 70, 0, 8, 0, 160, 6, 1, 3, 1, 0, 3, 0, 1, 1, 4, 1, 1, 1, 1, 2, 40, 0, 1, 8, 1, 1, 1, 4]. The 140 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 130, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0]. [2023-11-29 03:35:03,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:35:03,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:35:03,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:35:03,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:35:03,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (1/1) ... [2023-11-29 03:35:03,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:35:03,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:35:03,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:35:03,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:35:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-29 03:35:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-29 03:35:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2023-11-29 03:35:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2023-11-29 03:35:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2023-11-29 03:35:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2023-11-29 03:35:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-29 03:35:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-29 03:35:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-29 03:35:03,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-29 03:35:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_73 [2023-11-29 03:35:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_73 [2023-11-29 03:35:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-29 03:35:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-29 03:35:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2023-11-29 03:35:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2023-11-29 03:35:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-29 03:35:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-29 03:35:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2023-11-29 03:35:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2023-11-29 03:35:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2023-11-29 03:35:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2023-11-29 03:35:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-29 03:35:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-29 03:35:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-29 03:35:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-29 03:35:03,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-29 03:35:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2023-11-29 03:35:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2023-11-29 03:35:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2023-11-29 03:35:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2023-11-29 03:35:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-29 03:35:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-29 03:35:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-29 03:35:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-29 03:35:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 03:35:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2023-11-29 03:35:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2023-11-29 03:35:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2023-11-29 03:35:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2023-11-29 03:35:03,666 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-29 03:35:03,666 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-29 03:35:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2023-11-29 03:35:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2023-11-29 03:35:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-29 03:35:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-29 03:35:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2023-11-29 03:35:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2023-11-29 03:35:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2023-11-29 03:35:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-29 03:35:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-29 03:35:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-29 03:35:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2023-11-29 03:35:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2023-11-29 03:35:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2023-11-29 03:35:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2023-11-29 03:35:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2023-11-29 03:35:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-29 03:35:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2023-11-29 03:35:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2023-11-29 03:35:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2023-11-29 03:35:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-29 03:35:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-29 03:35:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-29 03:35:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2023-11-29 03:35:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2023-11-29 03:35:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-29 03:35:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2023-11-29 03:35:03,677 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 03:35:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 03:35:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 03:35:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 03:35:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 03:35:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 03:35:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 03:35:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-29 03:35:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-29 03:35:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-29 03:35:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-29 03:35:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-29 03:35:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-29 03:35:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-29 03:35:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-29 03:35:03,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-29 03:35:03,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-29 03:35:03,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2023-11-29 03:35:03,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2023-11-29 03:35:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2023-11-29 03:35:03,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-29 03:35:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-29 03:35:03,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2023-11-29 03:35:03,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2023-11-29 03:35:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2023-11-29 03:35:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-29 03:35:03,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-29 03:35:03,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-29 03:35:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2023-11-29 03:35:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2023-11-29 03:35:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2023-11-29 03:35:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2023-11-29 03:35:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2023-11-29 03:35:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2023-11-29 03:35:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-29 03:35:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-29 03:35:03,693 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2023-11-29 03:35:03,693 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2023-11-29 03:35:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 03:35:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-29 03:35:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-29 03:35:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2023-11-29 03:35:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2023-11-29 03:35:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:35:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-29 03:35:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-29 03:35:03,694 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-29 03:35:03,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 03:35:03,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-29 03:35:03,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-29 03:35:03,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-29 03:35:03,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-29 03:35:03,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2023-11-29 03:35:03,698 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2023-11-29 03:35:03,698 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-29 03:35:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-29 03:35:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-29 03:35:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-29 03:35:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2023-11-29 03:35:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2023-11-29 03:35:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2023-11-29 03:35:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2023-11-29 03:35:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-29 03:35:03,699 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-29 03:35:03,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-29 03:35:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2023-11-29 03:35:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:35:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2023-11-29 03:35:03,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-29 03:35:03,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-29 03:35:03,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2023-11-29 03:35:03,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2023-11-29 03:35:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-29 03:35:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-29 03:35:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2023-11-29 03:35:03,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2023-11-29 03:35:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-29 03:35:03,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-29 03:35:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2023-11-29 03:35:03,707 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2023-11-29 03:35:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-29 03:35:03,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-29 03:35:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-29 03:35:03,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-29 03:35:03,707 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2023-11-29 03:35:03,707 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2023-11-29 03:35:03,708 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2023-11-29 03:35:03,708 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2023-11-29 03:35:03,708 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-29 03:35:03,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-29 03:35:03,708 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2023-11-29 03:35:03,708 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2023-11-29 03:35:03,708 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2023-11-29 03:35:03,708 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2023-11-29 03:35:03,708 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-29 03:35:03,709 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 03:35:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-29 03:35:03,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-29 03:35:03,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2023-11-29 03:35:03,712 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 03:35:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 03:35:03,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-29 03:35:03,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2023-11-29 03:35:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-29 03:35:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-29 03:35:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-29 03:35:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-29 03:35:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-29 03:35:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-29 03:35:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-29 03:35:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-29 03:35:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-29 03:35:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-29 03:35:03,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-29 03:35:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-29 03:35:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-29 03:35:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-29 03:35:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2023-11-29 03:35:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2023-11-29 03:35:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-29 03:35:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-29 03:35:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-29 03:35:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-29 03:35:03,717 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-29 03:35:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-29 03:35:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-29 03:35:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 03:35:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 03:35:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-29 03:35:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-29 03:35:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2023-11-29 03:35:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-11-29 03:35:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-29 03:35:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-29 03:35:03,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-29 03:35:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2023-11-29 03:35:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2023-11-29 03:35:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2023-11-29 03:35:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2023-11-29 03:35:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2023-11-29 03:35:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-29 03:35:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-29 03:35:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2023-11-29 03:35:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2023-11-29 03:35:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2023-11-29 03:35:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2023-11-29 03:35:03,722 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2023-11-29 03:35:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-29 03:35:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 03:35:03,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 03:35:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-29 03:35:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-29 03:35:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-11-29 03:35:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-11-29 03:35:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-29 03:35:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-29 03:35:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2023-11-29 03:35:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2023-11-29 03:35:04,621 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:35:04,625 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:35:10,146 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-29 03:35:10,691 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-29 03:35:11,936 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:35:12,257 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:35:12,257 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 03:35:12,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:35:12 BoogieIcfgContainer [2023-11-29 03:35:12,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:35:12,261 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:35:12,261 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:35:12,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:35:12,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:34:59" (1/3) ... [2023-11-29 03:35:12,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ede9498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:35:12, skipping insertion in model container [2023-11-29 03:35:12,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:35:02" (2/3) ... [2023-11-29 03:35:12,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ede9498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:35:12, skipping insertion in model container [2023-11-29 03:35:12,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:35:12" (3/3) ... [2023-11-29 03:35:12,267 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2023-11-29 03:35:12,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:35:12,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-29 03:35:12,372 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:35:12,379 INFO L357 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, mHoare=true, 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;@1253d2cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:35:12,379 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-29 03:35:12,392 INFO L276 IsEmpty]: Start isEmpty. Operand has 1996 states, 1195 states have (on average 1.3748953974895397) internal successors, (1643), 1218 states have internal predecessors, (1643), 706 states have call successors, (706), 93 states have call predecessors, (706), 92 states have return successors, (702), 691 states have call predecessors, (702), 702 states have call successors, (702) [2023-11-29 03:35:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-29 03:35:12,404 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:35:12,405 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:35:12,405 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:35:12,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:35:12,409 INFO L85 PathProgramCache]: Analyzing trace with hash 366603336, now seen corresponding path program 1 times [2023-11-29 03:35:12,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:35:12,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609892111] [2023-11-29 03:35:12,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:35:12,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:35:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:12,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:12,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:35:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:12,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:12,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:35:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:35:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:35:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:35:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 03:35:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:13,063 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-29 03:35:13,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:35:13,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609892111] [2023-11-29 03:35:13,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609892111] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:35:13,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:35:13,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:35:13,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569903289] [2023-11-29 03:35:13,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:35:13,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:35:13,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:35:13,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:35:13,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:35:13,105 INFO L87 Difference]: Start difference. First operand has 1996 states, 1195 states have (on average 1.3748953974895397) internal successors, (1643), 1218 states have internal predecessors, (1643), 706 states have call successors, (706), 93 states have call predecessors, (706), 92 states have return successors, (702), 691 states have call predecessors, (702), 702 states have call successors, (702) Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 03:35:23,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:35:23,019 INFO L93 Difference]: Finished difference Result 5915 states and 9209 transitions. [2023-11-29 03:35:23,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:35:23,022 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 67 [2023-11-29 03:35:23,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:35:23,077 INFO L225 Difference]: With dead ends: 5915 [2023-11-29 03:35:23,077 INFO L226 Difference]: Without dead ends: 3921 [2023-11-29 03:35:23,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:35:23,105 INFO L413 NwaCegarLoop]: 1395 mSDtfsCounter, 3951 mSDsluCounter, 1793 mSDsCounter, 0 mSdLazyCounter, 4009 mSolverCounterSat, 2108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4621 SdHoareTripleChecker+Valid, 3188 SdHoareTripleChecker+Invalid, 6117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2108 IncrementalHoareTripleChecker+Valid, 4009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:35:23,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4621 Valid, 3188 Invalid, 6117 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2108 Valid, 4009 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2023-11-29 03:35:23,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3921 states. [2023-11-29 03:35:23,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3921 to 3897. [2023-11-29 03:35:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3897 states, 2344 states have (on average 1.3639078498293515) internal successors, (3197), 2388 states have internal predecessors, (3197), 1369 states have call successors, (1369), 182 states have call predecessors, (1369), 181 states have return successors, (1366), 1344 states have call predecessors, (1366), 1366 states have call successors, (1366) [2023-11-29 03:35:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3897 states and 5932 transitions. [2023-11-29 03:35:23,575 INFO L78 Accepts]: Start accepts. Automaton has 3897 states and 5932 transitions. Word has length 67 [2023-11-29 03:35:23,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:35:23,576 INFO L495 AbstractCegarLoop]: Abstraction has 3897 states and 5932 transitions. [2023-11-29 03:35:23,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 03:35:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3897 states and 5932 transitions. [2023-11-29 03:35:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-29 03:35:23,581 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:35:23,581 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:35:23,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 03:35:23,582 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:35:23,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:35:23,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1417507307, now seen corresponding path program 1 times [2023-11-29 03:35:23,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:35:23,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073591013] [2023-11-29 03:35:23,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:35:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:35:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:35:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:35:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:35:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:35:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:35:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 03:35:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:23,917 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-29 03:35:23,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:35:23,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073591013] [2023-11-29 03:35:23,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073591013] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:35:23,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:35:23,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:35:23,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95947588] [2023-11-29 03:35:23,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:35:23,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:35:23,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:35:23,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:35:23,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:35:23,921 INFO L87 Difference]: Start difference. First operand 3897 states and 5932 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 03:35:33,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:35:33,641 INFO L93 Difference]: Finished difference Result 10835 states and 16521 transitions. [2023-11-29 03:35:33,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:35:33,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 69 [2023-11-29 03:35:33,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:35:33,700 INFO L225 Difference]: With dead ends: 10835 [2023-11-29 03:35:33,700 INFO L226 Difference]: Without dead ends: 6949 [2023-11-29 03:35:33,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:35:33,724 INFO L413 NwaCegarLoop]: 1405 mSDtfsCounter, 3360 mSDsluCounter, 1807 mSDsCounter, 0 mSdLazyCounter, 4076 mSolverCounterSat, 1856 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3943 SdHoareTripleChecker+Valid, 3212 SdHoareTripleChecker+Invalid, 5932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1856 IncrementalHoareTripleChecker+Valid, 4076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:35:33,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3943 Valid, 3212 Invalid, 5932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1856 Valid, 4076 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 03:35:33,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2023-11-29 03:35:34,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 6894. [2023-11-29 03:35:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6894 states, 4119 states have (on average 1.355668851663025) internal successors, (5584), 4207 states have internal predecessors, (5584), 2439 states have call successors, (2439), 334 states have call predecessors, (2439), 333 states have return successors, (2474), 2384 states have call predecessors, (2474), 2436 states have call successors, (2474) [2023-11-29 03:35:34,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 10497 transitions. [2023-11-29 03:35:34,184 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 10497 transitions. Word has length 69 [2023-11-29 03:35:34,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:35:34,184 INFO L495 AbstractCegarLoop]: Abstraction has 6894 states and 10497 transitions. [2023-11-29 03:35:34,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 03:35:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 10497 transitions. [2023-11-29 03:35:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-29 03:35:34,189 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:35:34,189 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:35:34,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 03:35:34,190 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:35:34,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:35:34,190 INFO L85 PathProgramCache]: Analyzing trace with hash -715081327, now seen corresponding path program 1 times [2023-11-29 03:35:34,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:35:34,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439123799] [2023-11-29 03:35:34,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:35:34,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:35:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:35:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:35:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:35:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:35:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:35:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 03:35:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-29 03:35:34,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:35:34,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439123799] [2023-11-29 03:35:34,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439123799] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:35:34,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:35:34,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:35:34,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181489443] [2023-11-29 03:35:34,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:35:34,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:35:34,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:35:34,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:35:34,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:35:34,453 INFO L87 Difference]: Start difference. First operand 6894 states and 10497 transitions. 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, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 03:35:43,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:35:43,517 INFO L93 Difference]: Finished difference Result 19798 states and 30208 transitions. [2023-11-29 03:35:43,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:35:43,518 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, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 74 [2023-11-29 03:35:43,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:35:43,610 INFO L225 Difference]: With dead ends: 19798 [2023-11-29 03:35:43,610 INFO L226 Difference]: Without dead ends: 12915 [2023-11-29 03:35:43,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:35:43,651 INFO L413 NwaCegarLoop]: 1410 mSDtfsCounter, 3795 mSDsluCounter, 1791 mSDsCounter, 0 mSdLazyCounter, 4004 mSolverCounterSat, 2105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4415 SdHoareTripleChecker+Valid, 3201 SdHoareTripleChecker+Invalid, 6109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2105 IncrementalHoareTripleChecker+Valid, 4004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:35:43,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4415 Valid, 3201 Invalid, 6109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2105 Valid, 4004 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2023-11-29 03:35:43,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12915 states. [2023-11-29 03:35:44,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12915 to 12832. [2023-11-29 03:35:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12832 states, 7689 states have (on average 1.3554428404213812) internal successors, (10422), 7867 states have internal predecessors, (10422), 4519 states have call successors, (4519), 630 states have call predecessors, (4519), 621 states have return successors, (4608), 4390 states have call predecessors, (4608), 4516 states have call successors, (4608) [2023-11-29 03:35:44,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12832 states to 12832 states and 19549 transitions. [2023-11-29 03:35:44,588 INFO L78 Accepts]: Start accepts. Automaton has 12832 states and 19549 transitions. Word has length 74 [2023-11-29 03:35:44,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:35:44,589 INFO L495 AbstractCegarLoop]: Abstraction has 12832 states and 19549 transitions. [2023-11-29 03:35:44,589 INFO L496 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, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-29 03:35:44,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12832 states and 19549 transitions. [2023-11-29 03:35:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-29 03:35:44,593 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:35:44,593 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:35:44,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 03:35:44,594 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:35:44,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:35:44,594 INFO L85 PathProgramCache]: Analyzing trace with hash -709428320, now seen corresponding path program 1 times [2023-11-29 03:35:44,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:35:44,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116257208] [2023-11-29 03:35:44,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:35:44,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:35:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:35:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:35:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:35:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:35:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:35:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:35:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:35:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:35:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:35:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:35:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:35:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:35:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-29 03:35:44,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:35:44,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116257208] [2023-11-29 03:35:44,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116257208] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:35:44,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:35:44,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:35:44,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898085914] [2023-11-29 03:35:44,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:35:44,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:35:44,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:35:44,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:35:44,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:35:44,991 INFO L87 Difference]: Start difference. First operand 12832 states and 19549 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 03:35:57,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:35:57,099 INFO L93 Difference]: Finished difference Result 25789 states and 39315 transitions. [2023-11-29 03:35:57,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:35:57,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 110 [2023-11-29 03:35:57,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:35:57,206 INFO L225 Difference]: With dead ends: 25789 [2023-11-29 03:35:57,206 INFO L226 Difference]: Without dead ends: 19251 [2023-11-29 03:35:57,232 INFO L412 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 [2023-11-29 03:35:57,233 INFO L413 NwaCegarLoop]: 2689 mSDtfsCounter, 3114 mSDsluCounter, 2496 mSDsCounter, 0 mSdLazyCounter, 5984 mSolverCounterSat, 1098 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3779 SdHoareTripleChecker+Valid, 5185 SdHoareTripleChecker+Invalid, 7082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1098 IncrementalHoareTripleChecker+Valid, 5984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:35:57,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3779 Valid, 5185 Invalid, 7082 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1098 Valid, 5984 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2023-11-29 03:35:57,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19251 states. [2023-11-29 03:35:58,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19251 to 19155. [2023-11-29 03:35:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19155 states, 11481 states have (on average 1.3556310425921088) internal successors, (15564), 11743 states have internal predecessors, (15564), 6740 states have call successors, (6740), 944 states have call predecessors, (6740), 931 states have return successors, (6875), 6551 states have call predecessors, (6875), 6737 states have call successors, (6875) [2023-11-29 03:35:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19155 states to 19155 states and 29179 transitions. [2023-11-29 03:35:58,705 INFO L78 Accepts]: Start accepts. Automaton has 19155 states and 29179 transitions. Word has length 110 [2023-11-29 03:35:58,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:35:58,706 INFO L495 AbstractCegarLoop]: Abstraction has 19155 states and 29179 transitions. [2023-11-29 03:35:58,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 03:35:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 19155 states and 29179 transitions. [2023-11-29 03:35:58,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-29 03:35:58,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:35:58,710 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:35:58,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 03:35:58,711 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:35:58,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:35:58,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1591394270, now seen corresponding path program 1 times [2023-11-29 03:35:58,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:35:58,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864723218] [2023-11-29 03:35:58,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:35:58,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:35:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:35:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:35:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:35:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:35:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:35:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:35:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:35:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:35:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:35:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:35:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:35:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:35:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:35:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:35:59,218 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-29 03:35:59,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:35:59,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864723218] [2023-11-29 03:35:59,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864723218] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:35:59,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:35:59,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:35:59,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72622143] [2023-11-29 03:35:59,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:35:59,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:35:59,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:35:59,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:35:59,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:35:59,220 INFO L87 Difference]: Start difference. First operand 19155 states and 29179 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:36:03,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:36:10,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:36:10,533 INFO L93 Difference]: Finished difference Result 19233 states and 29351 transitions. [2023-11-29 03:36:10,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:36:10,534 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 110 [2023-11-29 03:36:10,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:36:10,629 INFO L225 Difference]: With dead ends: 19233 [2023-11-29 03:36:10,629 INFO L226 Difference]: Without dead ends: 19231 [2023-11-29 03:36:10,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:36:10,638 INFO L413 NwaCegarLoop]: 1379 mSDtfsCounter, 2784 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 5913 mSolverCounterSat, 1841 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3075 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 7754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1841 IncrementalHoareTripleChecker+Valid, 5913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:36:10,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3075 Valid, 4284 Invalid, 7754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1841 Valid, 5913 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2023-11-29 03:36:10,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19231 states. [2023-11-29 03:36:11,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19231 to 19159. [2023-11-29 03:36:11,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19159 states, 11484 states have (on average 1.3555381400208986) internal successors, (15567), 11746 states have internal predecessors, (15567), 6740 states have call successors, (6740), 945 states have call predecessors, (6740), 932 states have return successors, (6875), 6551 states have call predecessors, (6875), 6737 states have call successors, (6875) [2023-11-29 03:36:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19159 states to 19159 states and 29182 transitions. [2023-11-29 03:36:11,768 INFO L78 Accepts]: Start accepts. Automaton has 19159 states and 29182 transitions. Word has length 110 [2023-11-29 03:36:11,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:36:11,769 INFO L495 AbstractCegarLoop]: Abstraction has 19159 states and 29182 transitions. [2023-11-29 03:36:11,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 03:36:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 19159 states and 29182 transitions. [2023-11-29 03:36:11,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-29 03:36:11,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:36:11,772 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:36:11,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 03:36:11,772 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:36:11,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:36:11,773 INFO L85 PathProgramCache]: Analyzing trace with hash 2125049416, now seen corresponding path program 1 times [2023-11-29 03:36:11,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:36:11,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405289558] [2023-11-29 03:36:11,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:36:11,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:36:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:36:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:36:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:36:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:36:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:36:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:36:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:36:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:36:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:36:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:36:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:36:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:36:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:36:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:12,232 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-29 03:36:12,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:36:12,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405289558] [2023-11-29 03:36:12,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405289558] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:36:12,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:36:12,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:36:12,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756919742] [2023-11-29 03:36:12,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:36:12,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:36:12,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:36:12,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:36:12,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:36:12,234 INFO L87 Difference]: Start difference. First operand 19159 states and 29182 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, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:36:22,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:36:22,364 INFO L93 Difference]: Finished difference Result 19237 states and 29354 transitions. [2023-11-29 03:36:22,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:36:22,365 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, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 115 [2023-11-29 03:36:22,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:36:22,437 INFO L225 Difference]: With dead ends: 19237 [2023-11-29 03:36:22,438 INFO L226 Difference]: Without dead ends: 19235 [2023-11-29 03:36:22,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:36:22,450 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 2775 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1840 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3065 SdHoareTripleChecker+Valid, 4288 SdHoareTripleChecker+Invalid, 7759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1840 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:36:22,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3065 Valid, 4288 Invalid, 7759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1840 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 03:36:22,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19235 states. [2023-11-29 03:36:23,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19235 to 19163. [2023-11-29 03:36:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19163 states, 11487 states have (on average 1.3554452859754504) internal successors, (15570), 11749 states have internal predecessors, (15570), 6740 states have call successors, (6740), 946 states have call predecessors, (6740), 933 states have return successors, (6875), 6551 states have call predecessors, (6875), 6737 states have call successors, (6875) [2023-11-29 03:36:23,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19163 states to 19163 states and 29185 transitions. [2023-11-29 03:36:23,930 INFO L78 Accepts]: Start accepts. Automaton has 19163 states and 29185 transitions. Word has length 115 [2023-11-29 03:36:23,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:36:23,931 INFO L495 AbstractCegarLoop]: Abstraction has 19163 states and 29185 transitions. [2023-11-29 03:36:23,931 INFO L496 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, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 03:36:23,931 INFO L276 IsEmpty]: Start isEmpty. Operand 19163 states and 29185 transitions. [2023-11-29 03:36:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-29 03:36:23,936 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:36:23,937 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 3, 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] [2023-11-29 03:36:23,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 03:36:23,937 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:36:23,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:36:23,938 INFO L85 PathProgramCache]: Analyzing trace with hash -436319778, now seen corresponding path program 1 times [2023-11-29 03:36:23,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:36:23,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921654150] [2023-11-29 03:36:23,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:36:23,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:36:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:36:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:36:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:36:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:36:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:36:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:36:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:36:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:36:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:36:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:36:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:36:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:36:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:36:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:36:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:24,462 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-29 03:36:24,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:36:24,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921654150] [2023-11-29 03:36:24,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921654150] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:36:24,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:36:24,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:36:24,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032051148] [2023-11-29 03:36:24,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:36:24,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:36:24,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:36:24,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:36:24,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:36:24,464 INFO L87 Difference]: Start difference. First operand 19163 states and 29185 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, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-29 03:36:34,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:36:34,788 INFO L93 Difference]: Finished difference Result 19241 states and 29357 transitions. [2023-11-29 03:36:34,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:36:34,789 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, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 120 [2023-11-29 03:36:34,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:36:34,854 INFO L225 Difference]: With dead ends: 19241 [2023-11-29 03:36:34,854 INFO L226 Difference]: Without dead ends: 19239 [2023-11-29 03:36:34,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:36:34,864 INFO L413 NwaCegarLoop]: 1378 mSDtfsCounter, 2776 mSDsluCounter, 2902 mSDsCounter, 0 mSdLazyCounter, 5916 mSolverCounterSat, 1839 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3068 SdHoareTripleChecker+Valid, 4280 SdHoareTripleChecker+Invalid, 7755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1839 IncrementalHoareTripleChecker+Valid, 5916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:36:34,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3068 Valid, 4280 Invalid, 7755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1839 Valid, 5916 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 03:36:34,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19239 states. [2023-11-29 03:36:35,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19239 to 19167. [2023-11-29 03:36:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19167 states, 11490 states have (on average 1.3553524804177546) internal successors, (15573), 11752 states have internal predecessors, (15573), 6740 states have call successors, (6740), 947 states have call predecessors, (6740), 934 states have return successors, (6875), 6551 states have call predecessors, (6875), 6737 states have call successors, (6875) [2023-11-29 03:36:36,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19167 states to 19167 states and 29188 transitions. [2023-11-29 03:36:36,093 INFO L78 Accepts]: Start accepts. Automaton has 19167 states and 29188 transitions. Word has length 120 [2023-11-29 03:36:36,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:36:36,093 INFO L495 AbstractCegarLoop]: Abstraction has 19167 states and 29188 transitions. [2023-11-29 03:36:36,093 INFO L496 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, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-29 03:36:36,094 INFO L276 IsEmpty]: Start isEmpty. Operand 19167 states and 29188 transitions. [2023-11-29 03:36:36,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-29 03:36:36,098 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:36:36,098 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 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] [2023-11-29 03:36:36,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 03:36:36,099 INFO L420 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:36:36,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:36:36,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1919325128, now seen corresponding path program 1 times [2023-11-29 03:36:36,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:36:36,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874815785] [2023-11-29 03:36:36,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:36:36,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:36:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:36:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:36:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:36:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:36:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:36:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:36:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:36:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:36:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:36:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:36:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:36:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:36:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:36:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:36:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:36:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:36,545 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2023-11-29 03:36:36,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:36:36,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874815785] [2023-11-29 03:36:36,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874815785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:36:36,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:36:36,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:36:36,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970982980] [2023-11-29 03:36:36,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:36:36,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:36:36,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:36:36,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:36:36,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:36:36,547 INFO L87 Difference]: Start difference. First operand 19167 states and 29188 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) [2023-11-29 03:36:39,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:36:48,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:36:48,382 INFO L93 Difference]: Finished difference Result 19245 states and 29360 transitions. [2023-11-29 03:36:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:36:48,383 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 125 [2023-11-29 03:36:48,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:36:48,454 INFO L225 Difference]: With dead ends: 19245 [2023-11-29 03:36:48,455 INFO L226 Difference]: Without dead ends: 19243 [2023-11-29 03:36:48,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:36:48,467 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 2775 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1838 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3065 SdHoareTripleChecker+Valid, 4288 SdHoareTripleChecker+Invalid, 7757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1838 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:36:48,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3065 Valid, 4288 Invalid, 7757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1838 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2023-11-29 03:36:48,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19243 states. [2023-11-29 03:36:49,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19243 to 19171. [2023-11-29 03:36:49,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19171 states, 11493 states have (on average 1.3552597233098407) internal successors, (15576), 11755 states have internal predecessors, (15576), 6740 states have call successors, (6740), 948 states have call predecessors, (6740), 935 states have return successors, (6875), 6551 states have call predecessors, (6875), 6737 states have call successors, (6875) [2023-11-29 03:36:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19171 states to 19171 states and 29191 transitions. [2023-11-29 03:36:49,699 INFO L78 Accepts]: Start accepts. Automaton has 19171 states and 29191 transitions. Word has length 125 [2023-11-29 03:36:49,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:36:49,700 INFO L495 AbstractCegarLoop]: Abstraction has 19171 states and 29191 transitions. [2023-11-29 03:36:49,700 INFO L496 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) [2023-11-29 03:36:49,700 INFO L276 IsEmpty]: Start isEmpty. Operand 19171 states and 29191 transitions. [2023-11-29 03:36:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 03:36:49,704 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:36:49,704 INFO L195 NwaCegarLoop]: trace histogram [9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:36:49,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 03:36:49,704 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:36:49,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:36:49,704 INFO L85 PathProgramCache]: Analyzing trace with hash 751878759, now seen corresponding path program 1 times [2023-11-29 03:36:49,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:36:49,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544573325] [2023-11-29 03:36:49,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:36:49,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:36:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:36:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:36:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:36:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:49,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:36:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:36:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:36:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:36:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:36:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:36:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:36:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:36:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:36:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 03:36:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 03:36:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:36:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 03:36:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:36:50,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-29 03:36:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 03:36:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:36:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-29 03:36:50,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:36:50,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544573325] [2023-11-29 03:36:50,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544573325] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:36:50,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:36:50,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:36:50,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574452077] [2023-11-29 03:36:50,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:36:50,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:36:50,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:36:50,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:36:50,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:36:50,077 INFO L87 Difference]: Start difference. First operand 19171 states and 29191 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-29 03:37:00,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:37:00,444 INFO L93 Difference]: Finished difference Result 19249 states and 29363 transitions. [2023-11-29 03:37:00,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:37:00,445 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2023-11-29 03:37:00,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:37:00,506 INFO L225 Difference]: With dead ends: 19249 [2023-11-29 03:37:00,506 INFO L226 Difference]: Without dead ends: 19247 [2023-11-29 03:37:00,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:37:00,514 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 2771 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1837 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 4292 SdHoareTripleChecker+Invalid, 7756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1837 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:37:00,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3058 Valid, 4292 Invalid, 7756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1837 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2023-11-29 03:37:00,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19247 states. [2023-11-29 03:37:01,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19247 to 19175. [2023-11-29 03:37:01,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19175 states, 11496 states have (on average 1.3551670146137786) internal successors, (15579), 11758 states have internal predecessors, (15579), 6740 states have call successors, (6740), 949 states have call predecessors, (6740), 936 states have return successors, (6875), 6551 states have call predecessors, (6875), 6737 states have call successors, (6875) [2023-11-29 03:37:01,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19175 states to 19175 states and 29194 transitions. [2023-11-29 03:37:01,967 INFO L78 Accepts]: Start accepts. Automaton has 19175 states and 29194 transitions. Word has length 141 [2023-11-29 03:37:01,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:37:01,968 INFO L495 AbstractCegarLoop]: Abstraction has 19175 states and 29194 transitions. [2023-11-29 03:37:01,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-29 03:37:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 19175 states and 29194 transitions. [2023-11-29 03:37:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-29 03:37:01,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:37:01,973 INFO L195 NwaCegarLoop]: trace histogram [8, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:37:01,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 03:37:01,974 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:37:01,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:37:01,974 INFO L85 PathProgramCache]: Analyzing trace with hash 536376767, now seen corresponding path program 1 times [2023-11-29 03:37:01,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:37:01,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237270394] [2023-11-29 03:37:01,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:37:01,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:37:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:37:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:37:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:37:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:37:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:37:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:37:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:37:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:37:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:37:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:37:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:37:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:37:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-29 03:37:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-29 03:37:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:02,380 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-11-29 03:37:02,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:37:02,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237270394] [2023-11-29 03:37:02,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237270394] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:37:02,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:37:02,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:37:02,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326940306] [2023-11-29 03:37:02,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:37:02,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:37:02,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:37:02,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:37:02,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:37:02,382 INFO L87 Difference]: Start difference. First operand 19175 states and 29194 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-29 03:37:12,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:37:17,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:37:17,310 INFO L93 Difference]: Finished difference Result 39455 states and 60164 transitions. [2023-11-29 03:37:17,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:37:17,311 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 127 [2023-11-29 03:37:17,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:37:17,385 INFO L225 Difference]: With dead ends: 39455 [2023-11-29 03:37:17,385 INFO L226 Difference]: Without dead ends: 20291 [2023-11-29 03:37:17,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:37:17,439 INFO L413 NwaCegarLoop]: 1490 mSDtfsCounter, 4237 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 4627 mSolverCounterSat, 3424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4771 SdHoareTripleChecker+Valid, 3294 SdHoareTripleChecker+Invalid, 8051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3424 IncrementalHoareTripleChecker+Valid, 4627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:37:17,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4771 Valid, 3294 Invalid, 8051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3424 Valid, 4627 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2023-11-29 03:37:17,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20291 states. [2023-11-29 03:37:19,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20291 to 20063. [2023-11-29 03:37:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20063 states, 12057 states have (on average 1.3556440242182963) internal successors, (16345), 12303 states have internal predecessors, (16345), 6994 states have call successors, (6994), 1010 states have call predecessors, (6994), 1009 states have return successors, (7099), 6837 states have call predecessors, (7099), 6991 states have call successors, (7099) [2023-11-29 03:37:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20063 states to 20063 states and 30438 transitions. [2023-11-29 03:37:19,452 INFO L78 Accepts]: Start accepts. Automaton has 20063 states and 30438 transitions. Word has length 127 [2023-11-29 03:37:19,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:37:19,453 INFO L495 AbstractCegarLoop]: Abstraction has 20063 states and 30438 transitions. [2023-11-29 03:37:19,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-29 03:37:19,453 INFO L276 IsEmpty]: Start isEmpty. Operand 20063 states and 30438 transitions. [2023-11-29 03:37:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 03:37:19,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:37:19,456 INFO L195 NwaCegarLoop]: trace histogram [9, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:37:19,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 03:37:19,456 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:37:19,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:37:19,456 INFO L85 PathProgramCache]: Analyzing trace with hash 332679496, now seen corresponding path program 1 times [2023-11-29 03:37:19,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:37:19,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68043079] [2023-11-29 03:37:19,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:37:19,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:37:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:37:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:37:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:37:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:37:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:37:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:37:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:37:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:37:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:37:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:37:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:37:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:37:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:37:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:37:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:37:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:37:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:37:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:19,931 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2023-11-29 03:37:19,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:37:19,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68043079] [2023-11-29 03:37:19,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68043079] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:37:19,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:37:19,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:37:19,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768293045] [2023-11-29 03:37:19,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:37:19,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:37:19,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:37:19,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:37:19,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:37:19,933 INFO L87 Difference]: Start difference. First operand 20063 states and 30438 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, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 03:37:22,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:37:24,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:37:30,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:37:31,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:37:35,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:37:35,313 INFO L93 Difference]: Finished difference Result 20149 states and 30616 transitions. [2023-11-29 03:37:35,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:37:35,314 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, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 135 [2023-11-29 03:37:35,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:37:35,381 INFO L225 Difference]: With dead ends: 20149 [2023-11-29 03:37:35,381 INFO L226 Difference]: Without dead ends: 20147 [2023-11-29 03:37:35,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:37:35,388 INFO L413 NwaCegarLoop]: 1377 mSDtfsCounter, 2776 mSDsluCounter, 2899 mSDsCounter, 0 mSdLazyCounter, 5916 mSolverCounterSat, 1836 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3069 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 7752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1836 IncrementalHoareTripleChecker+Valid, 5916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:37:35,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3069 Valid, 4276 Invalid, 7752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1836 Valid, 5916 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2023-11-29 03:37:35,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20147 states. [2023-11-29 03:37:37,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20147 to 20067. [2023-11-29 03:37:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20067 states, 12060 states have (on average 1.3555555555555556) internal successors, (16348), 12306 states have internal predecessors, (16348), 6994 states have call successors, (6994), 1011 states have call predecessors, (6994), 1010 states have return successors, (7099), 6837 states have call predecessors, (7099), 6991 states have call successors, (7099) [2023-11-29 03:37:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20067 states to 20067 states and 30441 transitions. [2023-11-29 03:37:37,401 INFO L78 Accepts]: Start accepts. Automaton has 20067 states and 30441 transitions. Word has length 135 [2023-11-29 03:37:37,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:37:37,401 INFO L495 AbstractCegarLoop]: Abstraction has 20067 states and 30441 transitions. [2023-11-29 03:37:37,402 INFO L496 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, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-29 03:37:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 20067 states and 30441 transitions. [2023-11-29 03:37:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-29 03:37:37,404 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:37:37,405 INFO L195 NwaCegarLoop]: trace histogram [9, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:37:37,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 03:37:37,405 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:37:37,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:37:37,405 INFO L85 PathProgramCache]: Analyzing trace with hash -182397657, now seen corresponding path program 1 times [2023-11-29 03:37:37,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:37:37,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204236477] [2023-11-29 03:37:37,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:37:37,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:37:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:37:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:37:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:37:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:37:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:37:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:37:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:37:37,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:37:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:37:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:37:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:37:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 03:37:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 03:37:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:37:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 03:37:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:37:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-29 03:37:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 03:37:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 03:37:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 03:37:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2023-11-29 03:37:37,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:37:37,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204236477] [2023-11-29 03:37:37,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204236477] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:37:37,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:37:37,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:37:37,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635260908] [2023-11-29 03:37:37,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:37:37,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:37:37,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:37:37,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:37:37,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:37:37,869 INFO L87 Difference]: Start difference. First operand 20067 states and 30441 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-29 03:37:49,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:37:49,134 INFO L93 Difference]: Finished difference Result 20153 states and 30619 transitions. [2023-11-29 03:37:49,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:37:49,135 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 151 [2023-11-29 03:37:49,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:37:49,198 INFO L225 Difference]: With dead ends: 20153 [2023-11-29 03:37:49,198 INFO L226 Difference]: Without dead ends: 20151 [2023-11-29 03:37:49,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:37:49,205 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 2771 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1835 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 4292 SdHoareTripleChecker+Invalid, 7754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1835 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:37:49,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3058 Valid, 4292 Invalid, 7754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1835 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2023-11-29 03:37:49,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20151 states. [2023-11-29 03:37:51,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20151 to 20071. [2023-11-29 03:37:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20071 states, 12063 states have (on average 1.3554671308961286) internal successors, (16351), 12309 states have internal predecessors, (16351), 6994 states have call successors, (6994), 1012 states have call predecessors, (6994), 1011 states have return successors, (7099), 6837 states have call predecessors, (7099), 6991 states have call successors, (7099) [2023-11-29 03:37:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20071 states to 20071 states and 30444 transitions. [2023-11-29 03:37:51,366 INFO L78 Accepts]: Start accepts. Automaton has 20071 states and 30444 transitions. Word has length 151 [2023-11-29 03:37:51,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:37:51,367 INFO L495 AbstractCegarLoop]: Abstraction has 20071 states and 30444 transitions. [2023-11-29 03:37:51,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-29 03:37:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 20071 states and 30444 transitions. [2023-11-29 03:37:51,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-29 03:37:51,369 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:37:51,369 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 7, 7, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:37:51,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 03:37:51,370 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:37:51,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:37:51,370 INFO L85 PathProgramCache]: Analyzing trace with hash -668021048, now seen corresponding path program 1 times [2023-11-29 03:37:51,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:37:51,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792863587] [2023-11-29 03:37:51,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:37:51,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:37:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:37:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:37:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:37:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:37:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:37:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:37:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:37:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:37:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:37:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:37:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:37:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:37:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:37:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:37:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:37:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:37:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:37:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:37:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:37:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 03:37:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:37:51,823 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2023-11-29 03:37:51,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:37:51,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792863587] [2023-11-29 03:37:51,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792863587] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:37:51,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:37:51,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:37:51,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969583761] [2023-11-29 03:37:51,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:37:51,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:37:51,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:37:51,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:37:51,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:37:51,825 INFO L87 Difference]: Start difference. First operand 20071 states and 30444 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, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:37:54,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:38:03,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:38:03,762 INFO L93 Difference]: Finished difference Result 20157 states and 30622 transitions. [2023-11-29 03:38:03,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:38:03,762 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, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 145 [2023-11-29 03:38:03,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:38:03,828 INFO L225 Difference]: With dead ends: 20157 [2023-11-29 03:38:03,828 INFO L226 Difference]: Without dead ends: 20155 [2023-11-29 03:38:03,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:38:03,837 INFO L413 NwaCegarLoop]: 1377 mSDtfsCounter, 2776 mSDsluCounter, 2899 mSDsCounter, 0 mSdLazyCounter, 5916 mSolverCounterSat, 1834 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3069 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 7750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1834 IncrementalHoareTripleChecker+Valid, 5916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:38:03,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3069 Valid, 4276 Invalid, 7750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1834 Valid, 5916 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2023-11-29 03:38:03,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20155 states. [2023-11-29 03:38:05,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20155 to 20075. [2023-11-29 03:38:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20075 states, 12066 states have (on average 1.3553787502071937) internal successors, (16354), 12312 states have internal predecessors, (16354), 6994 states have call successors, (6994), 1013 states have call predecessors, (6994), 1012 states have return successors, (7099), 6837 states have call predecessors, (7099), 6991 states have call successors, (7099) [2023-11-29 03:38:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20075 states to 20075 states and 30447 transitions. [2023-11-29 03:38:06,066 INFO L78 Accepts]: Start accepts. Automaton has 20075 states and 30447 transitions. Word has length 145 [2023-11-29 03:38:06,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:38:06,066 INFO L495 AbstractCegarLoop]: Abstraction has 20075 states and 30447 transitions. [2023-11-29 03:38:06,066 INFO L496 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, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 03:38:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 20075 states and 30447 transitions. [2023-11-29 03:38:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 03:38:06,069 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:38:06,069 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:38:06,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 03:38:06,069 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:38:06,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:38:06,069 INFO L85 PathProgramCache]: Analyzing trace with hash 768083934, now seen corresponding path program 1 times [2023-11-29 03:38:06,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:38:06,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065785642] [2023-11-29 03:38:06,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:38:06,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:38:06,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:38:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:38:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:38:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:38:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:38:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:38:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:38:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:38:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:38:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:38:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:38:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:38:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:38:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:38:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:38:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:38:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:38:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:38:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 03:38:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:38:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2023-11-29 03:38:06,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:38:06,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065785642] [2023-11-29 03:38:06,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065785642] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:38:06,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:38:06,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:38:06,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56818041] [2023-11-29 03:38:06,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:38:06,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:38:06,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:38:06,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:38:06,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:38:06,521 INFO L87 Difference]: Start difference. First operand 20075 states and 30447 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, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-29 03:38:10,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:38:23,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:38:23,858 INFO L93 Difference]: Finished difference Result 26433 states and 40232 transitions. [2023-11-29 03:38:23,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:38:23,859 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, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 150 [2023-11-29 03:38:23,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:38:23,953 INFO L225 Difference]: With dead ends: 26433 [2023-11-29 03:38:23,953 INFO L226 Difference]: Without dead ends: 26431 [2023-11-29 03:38:23,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:38:23,962 INFO L413 NwaCegarLoop]: 1379 mSDtfsCounter, 2562 mSDsluCounter, 3362 mSDsCounter, 0 mSdLazyCounter, 10185 mSolverCounterSat, 1124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3056 SdHoareTripleChecker+Valid, 4741 SdHoareTripleChecker+Invalid, 11309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1124 IncrementalHoareTripleChecker+Valid, 10185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:38:23,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3056 Valid, 4741 Invalid, 11309 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1124 Valid, 10185 Invalid, 0 Unknown, 0 Unchecked, 14.0s Time] [2023-11-29 03:38:23,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26431 states. [2023-11-29 03:38:26,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26431 to 26343. [2023-11-29 03:38:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26343 states, 15600 states have (on average 1.3558974358974358) internal successors, (21152), 15890 states have internal predecessors, (21152), 9398 states have call successors, (9398), 1343 states have call predecessors, (9398), 1342 states have return successors, (9503), 9221 states have call predecessors, (9503), 9395 states have call successors, (9503) [2023-11-29 03:38:27,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26343 states to 26343 states and 40053 transitions. [2023-11-29 03:38:27,029 INFO L78 Accepts]: Start accepts. Automaton has 26343 states and 40053 transitions. Word has length 150 [2023-11-29 03:38:27,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:38:27,030 INFO L495 AbstractCegarLoop]: Abstraction has 26343 states and 40053 transitions. [2023-11-29 03:38:27,030 INFO L496 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, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-29 03:38:27,030 INFO L276 IsEmpty]: Start isEmpty. Operand 26343 states and 40053 transitions. [2023-11-29 03:38:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 03:38:27,032 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:38:27,032 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2023-11-29 03:38:27,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 03:38:27,033 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:38:27,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:38:27,033 INFO L85 PathProgramCache]: Analyzing trace with hash -642636728, now seen corresponding path program 1 times [2023-11-29 03:38:27,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:38:27,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205481072] [2023-11-29 03:38:27,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:38:27,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:38:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:38:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:38:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:38:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:38:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:38:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:38:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:38:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:38:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:38:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:38:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:38:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:38:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:38:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:38:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:38:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:38:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:38:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:38:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 03:38:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:38:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 03:38:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:27,437 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2023-11-29 03:38:27,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:38:27,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205481072] [2023-11-29 03:38:27,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205481072] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:38:27,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:38:27,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:38:27,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496560224] [2023-11-29 03:38:27,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:38:27,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:38:27,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:38:27,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:38:27,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:38:27,439 INFO L87 Difference]: Start difference. First operand 26343 states and 40053 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, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 03:38:39,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:38:39,374 INFO L93 Difference]: Finished difference Result 26437 states and 40235 transitions. [2023-11-29 03:38:39,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:38:39,374 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, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 155 [2023-11-29 03:38:39,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:38:39,465 INFO L225 Difference]: With dead ends: 26437 [2023-11-29 03:38:39,465 INFO L226 Difference]: Without dead ends: 26435 [2023-11-29 03:38:39,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:38:39,476 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 2775 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1832 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3065 SdHoareTripleChecker+Valid, 4288 SdHoareTripleChecker+Invalid, 7751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1832 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:38:39,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3065 Valid, 4288 Invalid, 7751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1832 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2023-11-29 03:38:39,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26435 states. [2023-11-29 03:38:42,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26435 to 26347. [2023-11-29 03:38:42,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26347 states, 15603 states have (on average 1.355829007242197) internal successors, (21155), 15893 states have internal predecessors, (21155), 9398 states have call successors, (9398), 1344 states have call predecessors, (9398), 1343 states have return successors, (9503), 9221 states have call predecessors, (9503), 9395 states have call successors, (9503) [2023-11-29 03:38:42,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26347 states to 26347 states and 40056 transitions. [2023-11-29 03:38:42,748 INFO L78 Accepts]: Start accepts. Automaton has 26347 states and 40056 transitions. Word has length 155 [2023-11-29 03:38:42,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:38:42,749 INFO L495 AbstractCegarLoop]: Abstraction has 26347 states and 40056 transitions. [2023-11-29 03:38:42,749 INFO L496 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, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 03:38:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 26347 states and 40056 transitions. [2023-11-29 03:38:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-29 03:38:42,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:38:42,752 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 9, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:38:42,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 03:38:42,752 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:38:42,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:38:42,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1934077474, now seen corresponding path program 1 times [2023-11-29 03:38:42,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:38:42,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017582122] [2023-11-29 03:38:42,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:38:42,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:38:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:38:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:38:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:38:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:38:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:38:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:38:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:38:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:38:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:38:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:38:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:38:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:38:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:38:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:38:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:38:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:38:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:38:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:38:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:38:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 03:38:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:38:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 03:38:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:38:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:38:43,133 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2023-11-29 03:38:43,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:38:43,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017582122] [2023-11-29 03:38:43,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017582122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:38:43,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:38:43,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:38:43,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202601001] [2023-11-29 03:38:43,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:38:43,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:38:43,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:38:43,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:38:43,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:38:43,136 INFO L87 Difference]: Start difference. First operand 26347 states and 40056 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, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-29 03:38:45,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:38:47,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:38:56,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:38:56,664 INFO L93 Difference]: Finished difference Result 26441 states and 40238 transitions. [2023-11-29 03:38:56,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:38:56,665 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, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 160 [2023-11-29 03:38:56,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:38:56,757 INFO L225 Difference]: With dead ends: 26441 [2023-11-29 03:38:56,757 INFO L226 Difference]: Without dead ends: 26439 [2023-11-29 03:38:56,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:38:56,769 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 2775 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1831 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3065 SdHoareTripleChecker+Valid, 4288 SdHoareTripleChecker+Invalid, 7750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1831 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:38:56,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3065 Valid, 4288 Invalid, 7750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1831 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2023-11-29 03:38:56,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26439 states. [2023-11-29 03:39:00,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26439 to 26351. [2023-11-29 03:39:00,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26351 states, 15606 states have (on average 1.355760604895553) internal successors, (21158), 15896 states have internal predecessors, (21158), 9398 states have call successors, (9398), 1345 states have call predecessors, (9398), 1344 states have return successors, (9503), 9221 states have call predecessors, (9503), 9395 states have call successors, (9503) [2023-11-29 03:39:00,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26351 states to 26351 states and 40059 transitions. [2023-11-29 03:39:00,442 INFO L78 Accepts]: Start accepts. Automaton has 26351 states and 40059 transitions. Word has length 160 [2023-11-29 03:39:00,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:39:00,442 INFO L495 AbstractCegarLoop]: Abstraction has 26351 states and 40059 transitions. [2023-11-29 03:39:00,443 INFO L496 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, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-29 03:39:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 26351 states and 40059 transitions. [2023-11-29 03:39:00,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-29 03:39:00,446 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:00,446 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 9, 6, 6, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:00,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 03:39:00,446 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:39:00,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:00,447 INFO L85 PathProgramCache]: Analyzing trace with hash 151320223, now seen corresponding path program 1 times [2023-11-29 03:39:00,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:00,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702148678] [2023-11-29 03:39:00,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:00,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:39:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:39:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:39:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:39:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:39:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:39:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:39:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:39:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:39:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:39:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:39:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 03:39:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 03:39:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:39:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 03:39:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:39:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-29 03:39:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-29 03:39:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-29 03:39:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 03:39:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 03:39:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-29 03:39:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-29 03:39:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:39:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-29 03:39:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2023-11-29 03:39:00,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:00,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702148678] [2023-11-29 03:39:00,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702148678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:39:00,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:39:00,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:39:00,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117102471] [2023-11-29 03:39:00,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:39:00,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:39:00,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:00,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:39:00,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:39:00,776 INFO L87 Difference]: Start difference. First operand 26351 states and 40059 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-29 03:39:03,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:39:10,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:39:14,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:39:14,801 INFO L93 Difference]: Finished difference Result 26445 states and 40241 transitions. [2023-11-29 03:39:14,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:39:14,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 176 [2023-11-29 03:39:14,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:39:14,895 INFO L225 Difference]: With dead ends: 26445 [2023-11-29 03:39:14,895 INFO L226 Difference]: Without dead ends: 26443 [2023-11-29 03:39:14,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:39:14,907 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 2771 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 5919 mSolverCounterSat, 1830 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 4292 SdHoareTripleChecker+Invalid, 7749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1830 IncrementalHoareTripleChecker+Valid, 5919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:39:14,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3058 Valid, 4292 Invalid, 7749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1830 Valid, 5919 Invalid, 0 Unknown, 0 Unchecked, 10.6s Time] [2023-11-29 03:39:14,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26443 states. [2023-11-29 03:39:18,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26443 to 26355. [2023-11-29 03:39:18,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26355 states, 15609 states have (on average 1.3556922288423345) internal successors, (21161), 15899 states have internal predecessors, (21161), 9398 states have call successors, (9398), 1346 states have call predecessors, (9398), 1345 states have return successors, (9503), 9221 states have call predecessors, (9503), 9395 states have call successors, (9503) [2023-11-29 03:39:18,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26355 states to 26355 states and 40062 transitions. [2023-11-29 03:39:18,398 INFO L78 Accepts]: Start accepts. Automaton has 26355 states and 40062 transitions. Word has length 176 [2023-11-29 03:39:18,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:39:18,398 INFO L495 AbstractCegarLoop]: Abstraction has 26355 states and 40062 transitions. [2023-11-29 03:39:18,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-29 03:39:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 26355 states and 40062 transitions. [2023-11-29 03:39:18,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-29 03:39:18,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:18,402 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 9, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:18,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 03:39:18,402 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:39:18,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:18,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1036372958, now seen corresponding path program 1 times [2023-11-29 03:39:18,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:18,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848487266] [2023-11-29 03:39:18,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:18,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:39:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:39:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:39:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:39:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:39:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:39:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:39:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:39:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:39:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:39:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:39:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:39:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:39:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:39:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:39:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:39:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:39:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:39:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 03:39:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:39:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 03:39:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:39:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:39:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:39:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2023-11-29 03:39:18,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:18,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848487266] [2023-11-29 03:39:18,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848487266] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:39:18,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:39:18,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:39:18,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505779566] [2023-11-29 03:39:18,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:39:18,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:39:18,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:18,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:39:18,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:39:18,705 INFO L87 Difference]: Start difference. First operand 26355 states and 40062 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, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 03:39:30,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:39:30,910 INFO L93 Difference]: Finished difference Result 26449 states and 40244 transitions. [2023-11-29 03:39:30,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:39:30,911 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, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 170 [2023-11-29 03:39:30,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:39:31,004 INFO L225 Difference]: With dead ends: 26449 [2023-11-29 03:39:31,005 INFO L226 Difference]: Without dead ends: 26445 [2023-11-29 03:39:31,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:39:31,017 INFO L413 NwaCegarLoop]: 1378 mSDtfsCounter, 2776 mSDsluCounter, 2902 mSDsCounter, 0 mSdLazyCounter, 5916 mSolverCounterSat, 1829 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3068 SdHoareTripleChecker+Valid, 4280 SdHoareTripleChecker+Invalid, 7745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1829 IncrementalHoareTripleChecker+Valid, 5916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:39:31,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3068 Valid, 4280 Invalid, 7745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1829 Valid, 5916 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2023-11-29 03:39:31,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26445 states. [2023-11-29 03:39:34,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26445 to 26357. [2023-11-29 03:39:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26357 states, 15611 states have (on average 1.3555826020114021) internal successors, (21162), 15900 states have internal predecessors, (21162), 9398 states have call successors, (9398), 1347 states have call predecessors, (9398), 1345 states have return successors, (9503), 9221 states have call predecessors, (9503), 9395 states have call successors, (9503) [2023-11-29 03:39:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26357 states to 26357 states and 40063 transitions. [2023-11-29 03:39:34,911 INFO L78 Accepts]: Start accepts. Automaton has 26357 states and 40063 transitions. Word has length 170 [2023-11-29 03:39:34,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:39:34,912 INFO L495 AbstractCegarLoop]: Abstraction has 26357 states and 40063 transitions. [2023-11-29 03:39:34,912 INFO L496 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, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 03:39:34,912 INFO L276 IsEmpty]: Start isEmpty. Operand 26357 states and 40063 transitions. [2023-11-29 03:39:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-29 03:39:34,916 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:34,916 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 9, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:34,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 03:39:34,916 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:39:34,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:34,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1239204024, now seen corresponding path program 1 times [2023-11-29 03:39:34,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:34,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32772432] [2023-11-29 03:39:34,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:34,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:39:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:39:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:39:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:39:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:39:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:39:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:39:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:39:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 03:39:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 03:39:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 03:39:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 03:39:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 03:39:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 03:39:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-29 03:39:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-29 03:39:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-29 03:39:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 03:39:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 03:39:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 03:39:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 03:39:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 03:39:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:39:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 03:39:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-29 03:39:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2023-11-29 03:39:35,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:35,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32772432] [2023-11-29 03:39:35,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32772432] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:39:35,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:39:35,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:39:35,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37096590] [2023-11-29 03:39:35,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:39:35,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 03:39:35,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:35,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 03:39:35,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 03:39:35,248 INFO L87 Difference]: Start difference. First operand 26357 states and 40063 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, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-29 03:39:48,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:39:48,217 INFO L93 Difference]: Finished difference Result 26445 states and 40240 transitions. [2023-11-29 03:39:48,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:39:48,217 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, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 175 [2023-11-29 03:39:48,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:39:48,301 INFO L225 Difference]: With dead ends: 26445 [2023-11-29 03:39:48,301 INFO L226 Difference]: Without dead ends: 26237 [2023-11-29 03:39:48,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:39:48,310 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 2769 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 5911 mSolverCounterSat, 1828 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 4292 SdHoareTripleChecker+Invalid, 7739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1828 IncrementalHoareTripleChecker+Valid, 5911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:39:48,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3058 Valid, 4292 Invalid, 7739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1828 Valid, 5911 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 03:39:48,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26237 states. [2023-11-29 03:39:51,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26237 to 26149. [2023-11-29 03:39:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26149 states, 15483 states have (on average 1.3558095976231996) internal successors, (20992), 15756 states have internal predecessors, (20992), 9337 states have call successors, (9337), 1327 states have call predecessors, (9337), 1327 states have return successors, (9445), 9177 states have call predecessors, (9445), 9337 states have call successors, (9445) [2023-11-29 03:39:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26149 states to 26149 states and 39774 transitions. [2023-11-29 03:39:51,905 INFO L78 Accepts]: Start accepts. Automaton has 26149 states and 39774 transitions. Word has length 175 [2023-11-29 03:39:51,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:39:51,905 INFO L495 AbstractCegarLoop]: Abstraction has 26149 states and 39774 transitions. [2023-11-29 03:39:51,905 INFO L496 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, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-29 03:39:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 26149 states and 39774 transitions. [2023-11-29 03:39:51,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-29 03:39:51,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:51,909 INFO L195 NwaCegarLoop]: trace histogram [11, 6, 6, 5, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:51,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 03:39:51,909 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:39:51,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:51,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1832083088, now seen corresponding path program 1 times [2023-11-29 03:39:51,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:51,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650434884] [2023-11-29 03:39:51,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:51,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:39:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:39:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:39:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:39:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:39:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:39:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:39:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:39:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:39:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:39:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:39:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:39:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:39:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 03:39:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:39:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:39:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:39:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:39:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:39:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:39:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:39:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-29 03:39:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:52,276 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2023-11-29 03:39:52,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:52,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650434884] [2023-11-29 03:39:52,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650434884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:39:52,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:39:52,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:39:52,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878570515] [2023-11-29 03:39:52,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:39:52,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:39:52,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:52,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:39:52,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:39:52,278 INFO L87 Difference]: Start difference. First operand 26149 states and 39774 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-29 03:40:15,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:40:15,060 INFO L93 Difference]: Finished difference Result 62076 states and 94613 transitions. [2023-11-29 03:40:15,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:40:15,061 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 174 [2023-11-29 03:40:15,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:40:15,199 INFO L225 Difference]: With dead ends: 62076 [2023-11-29 03:40:15,199 INFO L226 Difference]: Without dead ends: 35975 [2023-11-29 03:40:15,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:40:15,274 INFO L413 NwaCegarLoop]: 2070 mSDtfsCounter, 2376 mSDsluCounter, 3061 mSDsCounter, 0 mSdLazyCounter, 6794 mSolverCounterSat, 1129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2894 SdHoareTripleChecker+Valid, 5131 SdHoareTripleChecker+Invalid, 7923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1129 IncrementalHoareTripleChecker+Valid, 6794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:40:15,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2894 Valid, 5131 Invalid, 7923 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1129 Valid, 6794 Invalid, 0 Unknown, 0 Unchecked, 17.5s Time] [2023-11-29 03:40:15,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35975 states. [2023-11-29 03:40:20,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35975 to 35721. [2023-11-29 03:40:20,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35721 states, 21143 states have (on average 1.3566665090100742) internal successors, (28684), 21490 states have internal predecessors, (28684), 12755 states have call successors, (12755), 1821 states have call predecessors, (12755), 1821 states have return successors, (12863), 12563 states have call predecessors, (12863), 12755 states have call successors, (12863) [2023-11-29 03:40:20,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35721 states to 35721 states and 54302 transitions. [2023-11-29 03:40:20,449 INFO L78 Accepts]: Start accepts. Automaton has 35721 states and 54302 transitions. Word has length 174 [2023-11-29 03:40:20,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:40:20,449 INFO L495 AbstractCegarLoop]: Abstraction has 35721 states and 54302 transitions. [2023-11-29 03:40:20,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-29 03:40:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 35721 states and 54302 transitions. [2023-11-29 03:40:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-11-29 03:40:20,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:40:20,453 INFO L195 NwaCegarLoop]: trace histogram [13, 10, 10, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:40:20,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 03:40:20,453 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:40:20,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:40:20,454 INFO L85 PathProgramCache]: Analyzing trace with hash -407285017, now seen corresponding path program 1 times [2023-11-29 03:40:20,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:40:20,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930589124] [2023-11-29 03:40:20,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:20,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:40:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:40:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:40:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:40:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:40:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:40:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:40:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:40:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:40:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:40:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:40:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:40:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:40:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:40:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:40:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:40:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:40:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:40:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:40:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:40:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:40:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-29 03:40:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:40:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:40:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:40:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:40:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:40:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:40:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-29 03:40:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-29 03:40:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,823 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2023-11-29 03:40:20,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:40:20,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930589124] [2023-11-29 03:40:20,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930589124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:40:20,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:40:20,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:40:20,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336427897] [2023-11-29 03:40:20,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:40:20,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:40:20,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:40:20,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:40:20,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:40:20,826 INFO L87 Difference]: Start difference. First operand 35721 states and 54302 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 03:40:24,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:25,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:27,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:46,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:40:46,450 INFO L93 Difference]: Finished difference Result 81248 states and 123724 transitions. [2023-11-29 03:40:46,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:40:46,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 237 [2023-11-29 03:40:46,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:40:46,619 INFO L225 Difference]: With dead ends: 81248 [2023-11-29 03:40:46,619 INFO L226 Difference]: Without dead ends: 45538 [2023-11-29 03:40:46,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:40:46,716 INFO L413 NwaCegarLoop]: 2078 mSDtfsCounter, 2370 mSDsluCounter, 3084 mSDsCounter, 0 mSdLazyCounter, 6791 mSolverCounterSat, 1127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2886 SdHoareTripleChecker+Valid, 5162 SdHoareTripleChecker+Invalid, 7918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1127 IncrementalHoareTripleChecker+Valid, 6791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:40:46,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2886 Valid, 5162 Invalid, 7918 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1127 Valid, 6791 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2023-11-29 03:40:46,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45538 states. [2023-11-29 03:40:53,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45538 to 45224. [2023-11-29 03:40:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45224 states, 26741 states have (on average 1.357578250626379) internal successors, (36303), 27162 states have internal predecessors, (36303), 16170 states have call successors, (16170), 2311 states have call predecessors, (16170), 2311 states have return successors, (16278), 15946 states have call predecessors, (16278), 16170 states have call successors, (16278) [2023-11-29 03:40:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45224 states to 45224 states and 68751 transitions. [2023-11-29 03:40:53,397 INFO L78 Accepts]: Start accepts. Automaton has 45224 states and 68751 transitions. Word has length 237 [2023-11-29 03:40:53,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:40:53,397 INFO L495 AbstractCegarLoop]: Abstraction has 45224 states and 68751 transitions. [2023-11-29 03:40:53,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 03:40:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 45224 states and 68751 transitions. [2023-11-29 03:40:53,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-11-29 03:40:53,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:40:53,402 INFO L195 NwaCegarLoop]: trace histogram [13, 10, 10, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:40:53,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 03:40:53,402 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:40:53,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:40:53,402 INFO L85 PathProgramCache]: Analyzing trace with hash -380219415, now seen corresponding path program 1 times [2023-11-29 03:40:53,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:40:53,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791274456] [2023-11-29 03:40:53,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:53,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:40:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:40:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:40:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:40:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:40:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:40:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:40:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:40:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:40:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:40:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:40:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:40:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:40:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:40:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:40:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:40:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:40:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:40:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:40:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:40:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:40:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:40:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-11-29 03:40:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:40:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:40:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:40:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:40:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:40:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:40:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-11-29 03:40:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-29 03:40:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2023-11-29 03:40:53,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:40:53,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791274456] [2023-11-29 03:40:53,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791274456] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:40:53,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:40:53,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:40:53,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882724097] [2023-11-29 03:40:53,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:40:53,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:40:53,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:40:53,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:40:53,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:40:53,790 INFO L87 Difference]: Start difference. First operand 45224 states and 68751 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 03:40:59,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:15,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:41:15,420 INFO L93 Difference]: Finished difference Result 101566 states and 154421 transitions. [2023-11-29 03:41:15,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:41:15,421 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 237 [2023-11-29 03:41:15,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:41:15,690 INFO L225 Difference]: With dead ends: 101566 [2023-11-29 03:41:15,691 INFO L226 Difference]: Without dead ends: 56390 [2023-11-29 03:41:15,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:41:15,809 INFO L413 NwaCegarLoop]: 2180 mSDtfsCounter, 3629 mSDsluCounter, 1907 mSDsCounter, 0 mSdLazyCounter, 5900 mSolverCounterSat, 2074 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4272 SdHoareTripleChecker+Valid, 4087 SdHoareTripleChecker+Invalid, 7974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2074 IncrementalHoareTripleChecker+Valid, 5900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:41:15,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4272 Valid, 4087 Invalid, 7974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2074 Valid, 5900 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2023-11-29 03:41:15,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56390 states. [2023-11-29 03:41:23,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56390 to 56000. [2023-11-29 03:41:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56000 states, 33099 states have (on average 1.3552373183479864) internal successors, (44857), 33606 states have internal predecessors, (44857), 19964 states have call successors, (19964), 2939 states have call predecessors, (19964), 2935 states have return successors, (20072), 19692 states have call predecessors, (20072), 19964 states have call successors, (20072) [2023-11-29 03:41:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56000 states to 56000 states and 84893 transitions. [2023-11-29 03:41:24,246 INFO L78 Accepts]: Start accepts. Automaton has 56000 states and 84893 transitions. Word has length 237 [2023-11-29 03:41:24,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:41:24,247 INFO L495 AbstractCegarLoop]: Abstraction has 56000 states and 84893 transitions. [2023-11-29 03:41:24,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-29 03:41:24,247 INFO L276 IsEmpty]: Start isEmpty. Operand 56000 states and 84893 transitions. [2023-11-29 03:41:24,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2023-11-29 03:41:24,252 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:41:24,252 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:41:24,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 03:41:24,253 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:41:24,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:41:24,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1372461701, now seen corresponding path program 1 times [2023-11-29 03:41:24,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:41:24,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66325574] [2023-11-29 03:41:24,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:41:24,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:41:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:41:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:41:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:41:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:41:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:41:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:41:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:41:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:41:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:41:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:41:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:41:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:41:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:41:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:41:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:41:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:41:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:41:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:41:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:41:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:41:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:41:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:41:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:41:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:41:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:41:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:41:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-29 03:41:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:41:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:41:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:41:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:41:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:41:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:41:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-11-29 03:41:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-29 03:41:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:24,737 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2023-11-29 03:41:24,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:41:24,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66325574] [2023-11-29 03:41:24,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66325574] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:41:24,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:41:24,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:41:24,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83154101] [2023-11-29 03:41:24,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:41:24,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:41:24,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:41:24,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:41:24,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:41:24,740 INFO L87 Difference]: Start difference. First operand 56000 states and 84893 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 03:41:28,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:29,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:31,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:33,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:37,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:53,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:41:53,857 INFO L93 Difference]: Finished difference Result 121942 states and 185167 transitions. [2023-11-29 03:41:53,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:41:53,857 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 288 [2023-11-29 03:41:53,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:41:54,118 INFO L225 Difference]: With dead ends: 121942 [2023-11-29 03:41:54,118 INFO L226 Difference]: Without dead ends: 65990 [2023-11-29 03:41:54,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:41:54,269 INFO L413 NwaCegarLoop]: 1939 mSDtfsCounter, 2373 mSDsluCounter, 2987 mSDsCounter, 0 mSdLazyCounter, 6679 mSolverCounterSat, 1169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2891 SdHoareTripleChecker+Valid, 4926 SdHoareTripleChecker+Invalid, 7848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1169 IncrementalHoareTripleChecker+Valid, 6679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:41:54,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2891 Valid, 4926 Invalid, 7848 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1169 Valid, 6679 Invalid, 0 Unknown, 0 Unchecked, 19.1s Time] [2023-11-29 03:41:54,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65990 states. [2023-11-29 03:42:03,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65990 to 65540. [2023-11-29 03:42:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65540 states, 38735 states have (on average 1.3560087775913257) internal successors, (52525), 39316 states have internal predecessors, (52525), 23382 states have call successors, (23382), 3425 states have call predecessors, (23382), 3421 states have return successors, (23490), 23078 states have call predecessors, (23490), 23382 states have call successors, (23490) [2023-11-29 03:42:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65540 states to 65540 states and 99397 transitions. [2023-11-29 03:42:03,883 INFO L78 Accepts]: Start accepts. Automaton has 65540 states and 99397 transitions. Word has length 288 [2023-11-29 03:42:03,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:42:03,883 INFO L495 AbstractCegarLoop]: Abstraction has 65540 states and 99397 transitions. [2023-11-29 03:42:03,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 03:42:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 65540 states and 99397 transitions. [2023-11-29 03:42:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-11-29 03:42:03,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:42:03,889 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:42:03,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 03:42:03,889 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:42:03,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:42:03,889 INFO L85 PathProgramCache]: Analyzing trace with hash 2128157616, now seen corresponding path program 1 times [2023-11-29 03:42:03,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:42:03,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282550369] [2023-11-29 03:42:03,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:42:03,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:42:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:42:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:42:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:42:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:42:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:42:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:42:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:42:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:42:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:42:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:42:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:42:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:42:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:42:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:42:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:42:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:42:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:42:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:42:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:42:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:42:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:42:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:42:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:42:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:42:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:42:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-29 03:42:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:42:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:42:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:42:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:42:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:42:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:42:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-29 03:42:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-29 03:42:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2023-11-29 03:42:04,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:42:04,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282550369] [2023-11-29 03:42:04,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282550369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:42:04,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:42:04,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:42:04,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871258602] [2023-11-29 03:42:04,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:42:04,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:42:04,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:42:04,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:42:04,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:42:04,297 INFO L87 Difference]: Start difference. First operand 65540 states and 99397 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 03:42:12,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:42:16,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:42:33,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:42:33,114 INFO L93 Difference]: Finished difference Result 141154 states and 214387 transitions. [2023-11-29 03:42:33,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:42:33,115 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 287 [2023-11-29 03:42:33,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:42:33,429 INFO L225 Difference]: With dead ends: 141154 [2023-11-29 03:42:33,429 INFO L226 Difference]: Without dead ends: 75662 [2023-11-29 03:42:33,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:42:33,774 INFO L413 NwaCegarLoop]: 2075 mSDtfsCounter, 2385 mSDsluCounter, 3083 mSDsCounter, 0 mSdLazyCounter, 6792 mSolverCounterSat, 1131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2904 SdHoareTripleChecker+Valid, 5158 SdHoareTripleChecker+Invalid, 7923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1131 IncrementalHoareTripleChecker+Valid, 6792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:42:33,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2904 Valid, 5158 Invalid, 7923 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1131 Valid, 6792 Invalid, 0 Unknown, 0 Unchecked, 17.9s Time] [2023-11-29 03:42:33,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75662 states. [2023-11-29 03:42:44,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75662 to 75152. [2023-11-29 03:42:44,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75152 states, 44427 states have (on average 1.356494924257771) internal successors, (60265), 45082 states have internal predecessors, (60265), 26808 states have call successors, (26808), 3919 states have call predecessors, (26808), 3915 states have return successors, (26916), 26472 states have call predecessors, (26916), 26808 states have call successors, (26916) [2023-11-29 03:42:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75152 states to 75152 states and 113989 transitions. [2023-11-29 03:42:44,716 INFO L78 Accepts]: Start accepts. Automaton has 75152 states and 113989 transitions. Word has length 287 [2023-11-29 03:42:44,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:42:44,717 INFO L495 AbstractCegarLoop]: Abstraction has 75152 states and 113989 transitions. [2023-11-29 03:42:44,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 03:42:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 75152 states and 113989 transitions. [2023-11-29 03:42:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2023-11-29 03:42:44,723 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:42:44,723 INFO L195 NwaCegarLoop]: trace histogram [17, 13, 13, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:42:44,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-29 03:42:44,723 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:42:44,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:42:44,723 INFO L85 PathProgramCache]: Analyzing trace with hash 4873550, now seen corresponding path program 1 times [2023-11-29 03:42:44,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:42:44,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799290954] [2023-11-29 03:42:44,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:42:44,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:42:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:42:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:42:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:42:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:42:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:42:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:42:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:42:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:42:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:42:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:42:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:42:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:42:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:42:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:42:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:42:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:42:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:42:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:44,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:42:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:42:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:42:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:42:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:42:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:42:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:42:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:42:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-29 03:42:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-29 03:42:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:42:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-11-29 03:42:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2023-11-29 03:42:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:42:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:42:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:42:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:42:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:42:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:42:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-29 03:42:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2023-11-29 03:42:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:42:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2023-11-29 03:42:45,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:42:45,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799290954] [2023-11-29 03:42:45,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799290954] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:42:45,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:42:45,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:42:45,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256084137] [2023-11-29 03:42:45,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:42:45,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:42:45,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:42:45,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:42:45,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:42:45,145 INFO L87 Difference]: Start difference. First operand 75152 states and 113989 transitions. Second operand has 7 states, 7 states have (on average 18.0) internal successors, (126), 4 states have internal predecessors, (126), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:43:18,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:43:18,084 INFO L93 Difference]: Finished difference Result 161368 states and 244942 transitions. [2023-11-29 03:43:18,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:43:18,085 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 4 states have internal predecessors, (126), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) Word has length 324 [2023-11-29 03:43:18,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:43:18,433 INFO L225 Difference]: With dead ends: 161368 [2023-11-29 03:43:18,434 INFO L226 Difference]: Without dead ends: 86264 [2023-11-29 03:43:18,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:43:18,639 INFO L413 NwaCegarLoop]: 2071 mSDtfsCounter, 3389 mSDsluCounter, 5390 mSDsCounter, 0 mSdLazyCounter, 13045 mSolverCounterSat, 2190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3907 SdHoareTripleChecker+Valid, 7461 SdHoareTripleChecker+Invalid, 15235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2190 IncrementalHoareTripleChecker+Valid, 13045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:43:18,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3907 Valid, 7461 Invalid, 15235 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2190 Valid, 13045 Invalid, 0 Unknown, 0 Unchecked, 20.2s Time] [2023-11-29 03:43:18,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86264 states. [2023-11-29 03:43:30,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86264 to 85636. [2023-11-29 03:43:30,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85636 states, 50613 states have (on average 1.357022899255132) internal successors, (68683), 51406 states have internal predecessors, (68683), 30510 states have call successors, (30510), 4511 states have call predecessors, (30510), 4511 states have return successors, (30634), 30090 states have call predecessors, (30634), 30510 states have call successors, (30634) [2023-11-29 03:43:31,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85636 states to 85636 states and 129827 transitions. [2023-11-29 03:43:31,410 INFO L78 Accepts]: Start accepts. Automaton has 85636 states and 129827 transitions. Word has length 324 [2023-11-29 03:43:31,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:43:31,411 INFO L495 AbstractCegarLoop]: Abstraction has 85636 states and 129827 transitions. [2023-11-29 03:43:31,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 4 states have internal predecessors, (126), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:43:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 85636 states and 129827 transitions. [2023-11-29 03:43:31,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2023-11-29 03:43:31,417 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:43:31,417 INFO L195 NwaCegarLoop]: trace histogram [17, 13, 13, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:43:31,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-29 03:43:31,418 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:43:31,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:31,418 INFO L85 PathProgramCache]: Analyzing trace with hash 275873513, now seen corresponding path program 1 times [2023-11-29 03:43:31,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:31,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263061666] [2023-11-29 03:43:31,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:43:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:43:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:43:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:43:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:43:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:43:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:43:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:43:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:43:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:43:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:43:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:43:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:43:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:43:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:43:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:43:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:43:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:43:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:43:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:43:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:43:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:43:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:43:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:43:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:43:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-29 03:43:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-29 03:43:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:43:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-11-29 03:43:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2023-11-29 03:43:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:43:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:43:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:43:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:43:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:43:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:43:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2023-11-29 03:43:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-11-29 03:43:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:31,889 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2023-11-29 03:43:31,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:43:31,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263061666] [2023-11-29 03:43:31,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263061666] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:43:31,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:43:31,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:43:31,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372774810] [2023-11-29 03:43:31,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:43:31,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:43:31,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:43:31,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:43:31,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:43:31,892 INFO L87 Difference]: Start difference. First operand 85636 states and 129827 transitions. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 4 states have internal predecessors, (127), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:43:35,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:43:37,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:44:06,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:44:06,898 INFO L93 Difference]: Finished difference Result 181524 states and 275504 transitions. [2023-11-29 03:44:06,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:44:06,899 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 4 states have internal predecessors, (127), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) Word has length 325 [2023-11-29 03:44:06,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:44:07,463 INFO L225 Difference]: With dead ends: 181524 [2023-11-29 03:44:07,463 INFO L226 Difference]: Without dead ends: 95936 [2023-11-29 03:44:07,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:44:07,704 INFO L413 NwaCegarLoop]: 2082 mSDtfsCounter, 3132 mSDsluCounter, 5404 mSDsCounter, 0 mSdLazyCounter, 12865 mSolverCounterSat, 2005 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3650 SdHoareTripleChecker+Valid, 7486 SdHoareTripleChecker+Invalid, 14870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2005 IncrementalHoareTripleChecker+Valid, 12865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:44:07,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3650 Valid, 7486 Invalid, 14870 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2005 Valid, 12865 Invalid, 0 Unknown, 0 Unchecked, 20.9s Time] [2023-11-29 03:44:07,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95936 states. [2023-11-29 03:44:21,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95936 to 95248. [2023-11-29 03:44:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95248 states, 56273 states have (on average 1.3572228244451159) internal successors, (76375), 57140 states have internal predecessors, (76375), 33944 states have call successors, (33944), 5021 states have call predecessors, (33944), 5029 states have return successors, (34076), 33500 states have call predecessors, (34076), 33944 states have call successors, (34076) [2023-11-29 03:44:21,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95248 states to 95248 states and 144395 transitions. [2023-11-29 03:44:21,895 INFO L78 Accepts]: Start accepts. Automaton has 95248 states and 144395 transitions. Word has length 325 [2023-11-29 03:44:21,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:44:21,896 INFO L495 AbstractCegarLoop]: Abstraction has 95248 states and 144395 transitions. [2023-11-29 03:44:21,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 4 states have internal predecessors, (127), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:44:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 95248 states and 144395 transitions. [2023-11-29 03:44:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2023-11-29 03:44:21,903 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:44:21,903 INFO L195 NwaCegarLoop]: trace histogram [17, 13, 13, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:44:21,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-29 03:44:21,903 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:44:21,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:21,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1603432661, now seen corresponding path program 1 times [2023-11-29 03:44:21,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:44:21,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020225589] [2023-11-29 03:44:21,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:44:21,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:44:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:44:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:44:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:44:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:44:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:44:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:44:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:44:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:44:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:44:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:44:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:44:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:44:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:44:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:44:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:44:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:44:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:44:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:44:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:44:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:44:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:44:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:44:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:44:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:44:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:44:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-29 03:44:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-29 03:44:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:44:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-29 03:44:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-29 03:44:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:44:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:44:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:44:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:44:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:44:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:44:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2023-11-29 03:44:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2023-11-29 03:44:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2023-11-29 03:44:22,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:44:22,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020225589] [2023-11-29 03:44:22,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020225589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:44:22,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:44:22,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:44:22,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820624281] [2023-11-29 03:44:22,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:44:22,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:44:22,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:44:22,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:44:22,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:44:22,806 INFO L87 Difference]: Start difference. First operand 95248 states and 144395 transitions. Second operand has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:44:29,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:44:30,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:44:31,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:44:33,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:45:00,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:45:00,209 INFO L93 Difference]: Finished difference Result 200714 states and 304688 transitions. [2023-11-29 03:45:00,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:45:00,210 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) Word has length 326 [2023-11-29 03:45:00,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:45:00,837 INFO L225 Difference]: With dead ends: 200714 [2023-11-29 03:45:00,837 INFO L226 Difference]: Without dead ends: 105514 [2023-11-29 03:45:01,107 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:45:01,107 INFO L413 NwaCegarLoop]: 2078 mSDtfsCounter, 3119 mSDsluCounter, 5397 mSDsCounter, 0 mSdLazyCounter, 12869 mSolverCounterSat, 2000 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3636 SdHoareTripleChecker+Valid, 7475 SdHoareTripleChecker+Invalid, 14869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2000 IncrementalHoareTripleChecker+Valid, 12869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:45:01,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3636 Valid, 7475 Invalid, 14869 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2000 Valid, 12869 Invalid, 0 Unknown, 0 Unchecked, 22.0s Time] [2023-11-29 03:45:01,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105514 states. [2023-11-29 03:45:16,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105514 to 104766. [2023-11-29 03:45:16,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104766 states, 61889 states have (on average 1.3576402914896024) internal successors, (84023), 62830 states have internal predecessors, (84023), 37362 states have call successors, (37362), 5505 states have call predecessors, (37362), 5513 states have return successors, (37494), 36886 states have call predecessors, (37494), 37362 states have call successors, (37494) [2023-11-29 03:45:16,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104766 states to 104766 states and 158879 transitions. [2023-11-29 03:45:16,919 INFO L78 Accepts]: Start accepts. Automaton has 104766 states and 158879 transitions. Word has length 326 [2023-11-29 03:45:16,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:45:16,920 INFO L495 AbstractCegarLoop]: Abstraction has 104766 states and 158879 transitions. [2023-11-29 03:45:16,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (39), 4 states have call predecessors, (39), 2 states have return successors, (37), 4 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:45:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 104766 states and 158879 transitions. [2023-11-29 03:45:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-11-29 03:45:16,927 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:45:16,927 INFO L195 NwaCegarLoop]: trace histogram [18, 13, 13, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:45:16,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-29 03:45:16,928 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:45:16,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:45:16,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1095367329, now seen corresponding path program 1 times [2023-11-29 03:45:16,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:45:16,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409873237] [2023-11-29 03:45:16,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:45:16,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:45:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:45:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:45:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:45:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:45:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:45:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:45:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:45:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:45:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:45:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:45:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:45:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:45:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:45:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:45:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:45:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:45:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:45:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:45:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:45:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:45:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:45:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:45:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:45:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:45:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:45:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-29 03:45:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-29 03:45:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:45:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-11-29 03:45:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-11-29 03:45:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-29 03:45:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:45:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:45:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:45:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:45:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:45:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:45:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2023-11-29 03:45:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-29 03:45:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:45:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 790 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2023-11-29 03:45:17,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:45:17,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409873237] [2023-11-29 03:45:17,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409873237] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:45:17,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:45:17,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:45:17,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128730748] [2023-11-29 03:45:17,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:45:17,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:45:17,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:45:17,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:45:17,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:45:17,556 INFO L87 Difference]: Start difference. First operand 104766 states and 158879 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:45:21,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:45:25,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:45:50,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:45:50,305 INFO L93 Difference]: Finished difference Result 220384 states and 334530 transitions. [2023-11-29 03:45:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:45:50,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 337 [2023-11-29 03:45:50,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:45:51,113 INFO L225 Difference]: With dead ends: 220384 [2023-11-29 03:45:51,114 INFO L226 Difference]: Without dead ends: 115666 [2023-11-29 03:45:51,479 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:45:51,479 INFO L413 NwaCegarLoop]: 2079 mSDtfsCounter, 2484 mSDsluCounter, 3086 mSDsCounter, 0 mSdLazyCounter, 7012 mSolverCounterSat, 1204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3000 SdHoareTripleChecker+Valid, 5165 SdHoareTripleChecker+Invalid, 8216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1204 IncrementalHoareTripleChecker+Valid, 7012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:45:51,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3000 Valid, 5165 Invalid, 8216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1204 Valid, 7012 Invalid, 0 Unknown, 0 Unchecked, 16.3s Time] [2023-11-29 03:45:51,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115666 states. [2023-11-29 03:46:08,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115666 to 114874. [2023-11-29 03:46:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114874 states, 67827 states have (on average 1.3583528683267725) internal successors, (92133), 68906 states have internal predecessors, (92133), 40972 states have call successors, (40972), 6065 states have call predecessors, (40972), 6073 states have return successors, (41104), 40408 states have call predecessors, (41104), 40972 states have call successors, (41104) [2023-11-29 03:46:09,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114874 states to 114874 states and 174209 transitions. [2023-11-29 03:46:09,686 INFO L78 Accepts]: Start accepts. Automaton has 114874 states and 174209 transitions. Word has length 337 [2023-11-29 03:46:09,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:46:09,687 INFO L495 AbstractCegarLoop]: Abstraction has 114874 states and 174209 transitions. [2023-11-29 03:46:09,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:46:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 114874 states and 174209 transitions. [2023-11-29 03:46:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-11-29 03:46:09,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:46:09,697 INFO L195 NwaCegarLoop]: trace histogram [18, 13, 13, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:46:09,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-11-29 03:46:09,697 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:46:09,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:46:09,697 INFO L85 PathProgramCache]: Analyzing trace with hash 830755926, now seen corresponding path program 1 times [2023-11-29 03:46:09,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:46:09,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009457396] [2023-11-29 03:46:09,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:46:09,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:46:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:46:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:46:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:46:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:46:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:46:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:46:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:46:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:46:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:46:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:46:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:46:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:46:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:46:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:46:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:46:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:46:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:46:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:46:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:46:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:46:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:46:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:46:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:46:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:46:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:46:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-29 03:46:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-29 03:46:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:46:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-29 03:46:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-29 03:46:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2023-11-29 03:46:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:46:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:46:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:46:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:46:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:46:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:46:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-29 03:46:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-11-29 03:46:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:46:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2023-11-29 03:46:10,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:46:10,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009457396] [2023-11-29 03:46:10,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009457396] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:46:10,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:46:10,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 03:46:10,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084215511] [2023-11-29 03:46:10,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:46:10,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 03:46:10,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:46:10,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 03:46:10,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:46:10,285 INFO L87 Difference]: Start difference. First operand 114874 states and 174209 transitions. Second operand has 5 states, 5 states have (on average 25.8) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:46:45,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:46:45,219 INFO L93 Difference]: Finished difference Result 240126 states and 364588 transitions. [2023-11-29 03:46:45,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:46:45,219 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 345 [2023-11-29 03:46:45,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:46:45,982 INFO L225 Difference]: With dead ends: 240126 [2023-11-29 03:46:45,982 INFO L226 Difference]: Without dead ends: 125300 [2023-11-29 03:46:46,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:46:46,465 INFO L413 NwaCegarLoop]: 2073 mSDtfsCounter, 2371 mSDsluCounter, 3082 mSDsCounter, 0 mSdLazyCounter, 6788 mSolverCounterSat, 1125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2890 SdHoareTripleChecker+Valid, 5155 SdHoareTripleChecker+Invalid, 7913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1125 IncrementalHoareTripleChecker+Valid, 6788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:46:46,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2890 Valid, 5155 Invalid, 7913 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1125 Valid, 6788 Invalid, 0 Unknown, 0 Unchecked, 16.8s Time] [2023-11-29 03:46:46,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125300 states. [2023-11-29 03:47:04,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125300 to 124448. [2023-11-29 03:47:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124448 states, 73483 states have (on average 1.3586407740565845) internal successors, (99837), 74636 states have internal predecessors, (99837), 44398 states have call successors, (44398), 6557 states have call predecessors, (44398), 6565 states have return successors, (44530), 43802 states have call predecessors, (44530), 44398 states have call successors, (44530) [2023-11-29 03:47:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124448 states to 124448 states and 188765 transitions. [2023-11-29 03:47:05,242 INFO L78 Accepts]: Start accepts. Automaton has 124448 states and 188765 transitions. Word has length 345 [2023-11-29 03:47:05,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:47:05,243 INFO L495 AbstractCegarLoop]: Abstraction has 124448 states and 188765 transitions. [2023-11-29 03:47:05,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-29 03:47:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 124448 states and 188765 transitions. [2023-11-29 03:47:05,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2023-11-29 03:47:05,251 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:47:05,252 INFO L195 NwaCegarLoop]: trace histogram [18, 14, 14, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:47:05,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-11-29 03:47:05,252 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-29 03:47:05,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:47:05,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1843900740, now seen corresponding path program 1 times [2023-11-29 03:47:05,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:47:05,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532054117] [2023-11-29 03:47:05,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:47:05,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:47:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-29 03:47:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-29 03:47:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 03:47:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 03:47:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 03:47:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 03:47:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 03:47:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 03:47:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 03:47:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 03:47:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 03:47:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 03:47:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 03:47:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:47:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:47:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-29 03:47:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-29 03:47:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 03:47:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 03:47:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 03:47:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-29 03:47:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-29 03:47:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-29 03:47:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 03:47:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-29 03:47:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2023-11-29 03:47:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-29 03:47:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-11-29 03:47:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-11-29 03:47:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 03:47:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-11-29 03:47:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2023-11-29 03:47:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:47:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-29 03:47:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 03:47:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 03:47:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 03:47:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 03:47:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2023-11-29 03:47:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2023-11-29 03:47:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 78 proven. 15 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2023-11-29 03:47:05,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:47:05,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532054117] [2023-11-29 03:47:05,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532054117] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:47:05,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [823939709] [2023-11-29 03:47:05,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:47:05,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:47:05,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:47:05,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:47:05,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13da7c2a-3987-4d45-8fc3-b6f31d4cb1fb/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:47:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:47:06,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 3286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:47:06,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:47:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2023-11-29 03:47:06,895 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:47:06,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [823939709] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:47:06,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:47:06,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-11-29 03:47:06,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428616664] [2023-11-29 03:47:06,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:47:06,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:47:06,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:47:06,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:47:06,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:47:06,898 INFO L87 Difference]: Start difference. First operand 124448 states and 188765 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-29 03:47:10,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-29 03:47:28,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:47:28,842 INFO L93 Difference]: Finished difference Result 258446 states and 392153 transitions. [2023-11-29 03:47:28,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:47:28,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 356 [2023-11-29 03:47:28,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:47:29,693 INFO L225 Difference]: With dead ends: 258446 [2023-11-29 03:47:29,693 INFO L226 Difference]: Without dead ends: 134046 [2023-11-29 03:47:30,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 459 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:47:30,091 INFO L413 NwaCegarLoop]: 3029 mSDtfsCounter, 2745 mSDsluCounter, 2299 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2745 SdHoareTripleChecker+Valid, 5328 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 03:47:30,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2745 Valid, 5328 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 03:47:30,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134046 states.