./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:33:53,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:33:53,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:33:53,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:33:53,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:33:53,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:33:53,845 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:33:53,846 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:33:53,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:33:53,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:33:53,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:33:53,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:33:53,850 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:33:53,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:33:53,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:33:53,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:33:53,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:33:53,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:33:53,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:33:53,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:33:53,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:33:53,856 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:33:53,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:33:53,857 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:33:53,858 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:33:53,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:33:53,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:33:53,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:33:53,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:33:53,861 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:33:53,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:33:53,862 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:33:53,862 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:33:53,863 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:33:53,863 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:33:53,864 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:33:53,864 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b [2023-11-06 22:33:54,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:33:54,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:33:54,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:33:54,213 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:33:54,214 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:33:54,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2023-11-06 22:33:57,553 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:33:58,574 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:33:58,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2023-11-06 22:33:58,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/data/ea5bbc82e/e9459f99fa644d2898ca680c5499e090/FLAGa81cc24a6 [2023-11-06 22:33:58,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/data/ea5bbc82e/e9459f99fa644d2898ca680c5499e090 [2023-11-06 22:33:58,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:33:58,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:33:58,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:33:58,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:33:58,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:33:58,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:58,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d954cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:33:58, skipping insertion in model container [2023-11-06 22:33:58,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:33:58" (1/1) ... [2023-11-06 22:33:59,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:34:07,849 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2023-11-06 22:34:07,855 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2023-11-06 22:34:07,856 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2023-11-06 22:34:07,857 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2023-11-06 22:34:07,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:34:08,077 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:34:08,283 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"); [6560] [2023-11-06 22:34:08,285 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6567] [2023-11-06 22:34:08,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6574] [2023-11-06 22:34:08,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6590] [2023-11-06 22:34:08,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6667-6668] [2023-11-06 22:34:08,290 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"); [6673-6675] [2023-11-06 22:34:08,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [6689] [2023-11-06 22:34:08,292 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; incl %0": "+m" (v->counter)); [6718] [2023-11-06 22:34:08,292 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; decl %0": "+m" (v->counter)); [6725] [2023-11-06 22:34:08,292 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6732] [2023-11-06 22:34:08,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6851] [2023-11-06 22:34:08,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6858] [2023-11-06 22:34:08,300 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6920] [2023-11-06 22:34:08,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/mm.h"), "i" (488), "i" (12UL)); [6965-6966] [2023-11-06 22:34:08,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [7035] [2023-11-06 22:34:08,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [7043-7044] [2023-11-06 22:34:08,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7123-7124] [2023-11-06 22:34:08,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7157-7158] [2023-11-06 22:34:08,315 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [7198-7199] [2023-11-06 22:34:08,316 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [7227-7228] [2023-11-06 22:34:08,318 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [7264-7265] [2023-11-06 22:34:08,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [7301-7302] [2023-11-06 22:34:08,333 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [7773-7774] [2023-11-06 22:34:08,334 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7780] [2023-11-06 22:34:08,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8361] [2023-11-06 22:34:08,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8371] [2023-11-06 22:34:08,416 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)lbq_desc->p.pg_chunk.va) [10441] [2023-11-06 22:34:08,420 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)addr) [10500] [2023-11-06 22:34:08,428 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [10659] [2023-11-06 22:34:08,445 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [11005] [2023-11-06 22:34:08,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [11297] [2023-11-06 22:34:08,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [11383] [2023-11-06 22:34:08,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [11850] [2023-11-06 22:34:08,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11853] [2023-11-06 22:34:08,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11856] [2023-11-06 22:34:08,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11859] [2023-11-06 22:34:08,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [11890] [2023-11-06 22:34:08,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11893] [2023-11-06 22:34:08,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11896] [2023-11-06 22:34:08,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11899] [2023-11-06 22:34:08,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [11930] [2023-11-06 22:34:08,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11933] [2023-11-06 22:34:08,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11936] [2023-11-06 22:34:08,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11939] [2023-11-06 22:34:08,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [11970] [2023-11-06 22:34:08,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11973] [2023-11-06 22:34:08,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11976] [2023-11-06 22:34:08,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11979] [2023-11-06 22:34:08,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12275] [2023-11-06 22:34:08,929 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2023-11-06 22:34:08,930 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2023-11-06 22:34:08,931 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2023-11-06 22:34:08,932 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_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2023-11-06 22:34:08,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:34:09,363 WARN L672 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:34:09,364 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:34:09,364 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:34:09,369 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:34:09,378 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:34:09,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09 WrapperNode [2023-11-06 22:34:09,380 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:34:09,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:34:09,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:34:09,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:34:09,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:09,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:10,354 INFO L138 Inliner]: procedures = 794, calls = 7913, calls flagged for inlining = 374, calls inlined = 339, statements flattened = 18126 [2023-11-06 22:34:10,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:34:10,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:34:10,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:34:10,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:34:10,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:10,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:10,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:10,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:11,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:11,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:11,226 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:11,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:11,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:34:11,604 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:34:11,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:34:11,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:34:11,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (1/1) ... [2023-11-06 22:34:11,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:34:11,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:11,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:34:11,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41dd1db-2f3a-4c7b-9a84-c3244b09f3c9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:34:11,784 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-06 22:34:11,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-06 22:34:11,784 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-06 22:34:11,784 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-06 22:34:11,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-06 22:34:11,785 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2023-11-06 22:34:11,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2023-11-06 22:34:11,785 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2023-11-06 22:34:11,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2023-11-06 22:34:11,785 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2023-11-06 22:34:11,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2023-11-06 22:34:11,786 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2023-11-06 22:34:11,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2023-11-06 22:34:11,786 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-11-06 22:34:11,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-11-06 22:34:11,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2023-11-06 22:34:11,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2023-11-06 22:34:11,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-06 22:34:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-06 22:34:11,787 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-06 22:34:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-06 22:34:11,787 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-06 22:34:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-06 22:34:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-06 22:34:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-06 22:34:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2023-11-06 22:34:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2023-11-06 22:34:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-06 22:34:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2023-11-06 22:34:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2023-11-06 22:34:11,788 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2023-11-06 22:34:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2023-11-06 22:34:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-06 22:34:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-06 22:34:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-06 22:34:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-06 22:34:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2023-11-06 22:34:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2023-11-06 22:34:11,789 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2023-11-06 22:34:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2023-11-06 22:34:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-06 22:34:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-06 22:34:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-06 22:34:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-06 22:34:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2023-11-06 22:34:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2023-11-06 22:34:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2023-11-06 22:34:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2023-11-06 22:34:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2023-11-06 22:34:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2023-11-06 22:34:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2023-11-06 22:34:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2023-11-06 22:34:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-06 22:34:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-06 22:34:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2023-11-06 22:34:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2023-11-06 22:34:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2023-11-06 22:34:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2023-11-06 22:34:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-06 22:34:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-06 22:34:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:34:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:34:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2023-11-06 22:34:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2023-11-06 22:34:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-06 22:34:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-06 22:34:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-06 22:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-06 22:34:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2023-11-06 22:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2023-11-06 22:34:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2023-11-06 22:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2023-11-06 22:34:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2023-11-06 22:34:11,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2023-11-06 22:34:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-06 22:34:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-06 22:34:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-06 22:34:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-06 22:34:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:34:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-06 22:34:11,795 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-06 22:34:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-11-06 22:34:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-11-06 22:34:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-06 22:34:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-06 22:34:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-11-06 22:34:11,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-11-06 22:34:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-06 22:34:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-06 22:34:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2023-11-06 22:34:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2023-11-06 22:34:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2023-11-06 22:34:11,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2023-11-06 22:34:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-06 22:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-06 22:34:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-06 22:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-06 22:34:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2023-11-06 22:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2023-11-06 22:34:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-06 22:34:11,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-06 22:34:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:34:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2023-11-06 22:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2023-11-06 22:34:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-06 22:34:11,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-06 22:34:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:34:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-06 22:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-06 22:34:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-06 22:34:11,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-06 22:34:11,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:34:11,817 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 22:34:11,817 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2023-11-06 22:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2023-11-06 22:34:11,817 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2023-11-06 22:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2023-11-06 22:34:11,817 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-06 22:34:11,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-06 22:34:11,817 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2023-11-06 22:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2023-11-06 22:34:11,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-06 22:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-06 22:34:11,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2023-11-06 22:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2023-11-06 22:34:11,818 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-06 22:34:11,818 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-06 22:34:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-06 22:34:11,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-06 22:34:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-06 22:34:11,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-06 22:34:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2023-11-06 22:34:11,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2023-11-06 22:34:11,819 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-06 22:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-06 22:34:11,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2023-11-06 22:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2023-11-06 22:34:11,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:34:11,820 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2023-11-06 22:34:11,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2023-11-06 22:34:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2023-11-06 22:34:11,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2023-11-06 22:34:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-06 22:34:11,821 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-06 22:34:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:34:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2023-11-06 22:34:11,821 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2023-11-06 22:34:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-06 22:34:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-06 22:34:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-06 22:34:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-06 22:34:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-06 22:34:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-06 22:34:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-06 22:34:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2023-11-06 22:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2023-11-06 22:34:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-06 22:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-06 22:34:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2023-11-06 22:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2023-11-06 22:34:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2023-11-06 22:34:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2023-11-06 22:34:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 22:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 22:34:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-06 22:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-06 22:34:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-06 22:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-06 22:34:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-06 22:34:11,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-06 22:34:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 22:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 22:34:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-06 22:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-06 22:34:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2023-11-06 22:34:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2023-11-06 22:34:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-06 22:34:11,826 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-06 22:34:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:34:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 22:34:11,826 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 22:34:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2023-11-06 22:34:11,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2023-11-06 22:34:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2023-11-06 22:34:11,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2023-11-06 22:34:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2023-11-06 22:34:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2023-11-06 22:34:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:34:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2023-11-06 22:34:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2023-11-06 22:34:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2023-11-06 22:34:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2023-11-06 22:34:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2023-11-06 22:34:11,828 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2023-11-06 22:34:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2023-11-06 22:34:11,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2023-11-06 22:34:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-06 22:34:11,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-06 22:34:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-06 22:34:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-06 22:34:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2023-11-06 22:34:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2023-11-06 22:34:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-06 22:34:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-06 22:34:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-06 22:34:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-06 22:34:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-06 22:34:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-06 22:34:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-06 22:34:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-06 22:34:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-06 22:34:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-06 22:34:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-06 22:34:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-06 22:34:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-06 22:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-06 22:34:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-06 22:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-06 22:34:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2023-11-06 22:34:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2023-11-06 22:34:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:34:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-06 22:34:11,832 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-06 22:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:34:11,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2023-11-06 22:34:11,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2023-11-06 22:34:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2023-11-06 22:34:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2023-11-06 22:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2023-11-06 22:34:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2023-11-06 22:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2023-11-06 22:34:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2023-11-06 22:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2023-11-06 22:34:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2023-11-06 22:34:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2023-11-06 22:34:11,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2023-11-06 22:34:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-06 22:34:11,854 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-06 22:34:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2023-11-06 22:34:11,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2023-11-06 22:34:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2023-11-06 22:34:11,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2023-11-06 22:34:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2023-11-06 22:34:11,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2023-11-06 22:34:11,855 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-06 22:34:11,855 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-06 22:34:11,855 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2023-11-06 22:34:11,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2023-11-06 22:34:11,855 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_crit [2023-11-06 22:34:11,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_crit [2023-11-06 22:34:11,855 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2023-11-06 22:34:11,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2023-11-06 22:34:11,856 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2023-11-06 22:34:11,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2023-11-06 22:34:11,856 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-06 22:34:11,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-06 22:34:11,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2023-11-06 22:34:11,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2023-11-06 22:34:11,856 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2023-11-06 22:34:11,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2023-11-06 22:34:11,856 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2023-11-06 22:34:11,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2023-11-06 22:34:11,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-06 22:34:11,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-06 22:34:11,857 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-06 22:34:11,857 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2023-11-06 22:34:11,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2023-11-06 22:34:11,857 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2023-11-06 22:34:11,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2023-11-06 22:34:11,857 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2023-11-06 22:34:11,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2023-11-06 22:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-06 22:34:11,858 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-06 22:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure ql_timer [2023-11-06 22:34:11,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_timer [2023-11-06 22:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 22:34:11,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 22:34:11,858 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-06 22:34:11,858 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-06 22:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-06 22:34:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-06 22:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2023-11-06 22:34:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2023-11-06 22:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:34:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-06 22:34:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-06 22:34:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2023-11-06 22:34:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2023-11-06 22:34:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-11-06 22:34:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-11-06 22:34:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-06 22:34:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-06 22:34:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-06 22:34:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-06 22:34:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-06 22:34:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-06 22:34:11,861 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2023-11-06 22:34:11,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2023-11-06 22:34:11,861 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2023-11-06 22:34:11,861 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2023-11-06 22:34:11,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2023-11-06 22:34:11,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2023-11-06 22:34:11,861 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-06 22:34:11,861 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-06 22:34:11,861 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2023-11-06 22:34:11,862 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2023-11-06 22:34:11,862 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2023-11-06 22:34:11,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2023-11-06 22:34:11,862 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2023-11-06 22:34:11,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2023-11-06 22:34:11,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-06 22:34:11,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-06 22:34:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2023-11-06 22:34:11,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2023-11-06 22:34:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-06 22:34:11,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-06 22:34:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-06 22:34:11,863 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-06 22:34:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-06 22:34:11,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-06 22:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2023-11-06 22:34:11,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2023-11-06 22:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2023-11-06 22:34:11,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2023-11-06 22:34:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-06 22:34:11,864 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-06 22:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2023-11-06 22:34:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2023-11-06 22:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-06 22:34:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-06 22:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2023-11-06 22:34:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2023-11-06 22:34:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2023-11-06 22:34:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2023-11-06 22:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-06 22:34:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-06 22:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2023-11-06 22:34:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2023-11-06 22:34:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-06 22:34:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-06 22:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2023-11-06 22:34:11,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2023-11-06 22:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-06 22:34:11,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-06 22:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:34:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2023-11-06 22:34:11,868 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2023-11-06 22:34:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-06 22:34:11,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-06 22:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:34:11,884 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:34:11,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-06 22:34:11,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-06 22:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-06 22:34:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-06 22:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2023-11-06 22:34:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2023-11-06 22:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2023-11-06 22:34:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2023-11-06 22:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2023-11-06 22:34:11,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2023-11-06 22:34:11,885 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2023-11-06 22:34:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2023-11-06 22:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2023-11-06 22:34:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2023-11-06 22:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2023-11-06 22:34:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2023-11-06 22:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2023-11-06 22:34:11,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2023-11-06 22:34:11,886 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-06 22:34:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-06 22:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alert [2023-11-06 22:34:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alert [2023-11-06 22:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:34:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-06 22:34:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-06 22:34:11,887 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2023-11-06 22:34:11,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2023-11-06 22:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2023-11-06 22:34:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2023-11-06 22:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-06 22:34:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-06 22:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2023-11-06 22:34:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2023-11-06 22:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-06 22:34:11,888 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-06 22:34:11,888 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2023-11-06 22:34:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2023-11-06 22:34:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-06 22:34:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-06 22:34:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-06 22:34:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-06 22:34:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2023-11-06 22:34:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2023-11-06 22:34:11,889 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-06 22:34:11,889 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-06 22:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2023-11-06 22:34:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2023-11-06 22:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-06 22:34:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-06 22:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-06 22:34:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-06 22:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2023-11-06 22:34:11,890 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2023-11-06 22:34:11,890 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2023-11-06 22:34:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2023-11-06 22:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:34:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-06 22:34:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-06 22:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2023-11-06 22:34:11,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2023-11-06 22:34:11,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-06 22:34:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-06 22:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-06 22:34:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-06 22:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2023-11-06 22:34:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2023-11-06 22:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2023-11-06 22:34:11,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2023-11-06 22:34:11,892 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-06 22:34:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-06 22:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2023-11-06 22:34:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2023-11-06 22:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2023-11-06 22:34:11,893 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2023-11-06 22:34:11,893 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2023-11-06 22:34:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2023-11-06 22:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-06 22:34:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-06 22:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2023-11-06 22:34:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2023-11-06 22:34:11,894 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2023-11-06 22:34:11,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2023-11-06 22:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2023-11-06 22:34:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2023-11-06 22:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2023-11-06 22:34:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2023-11-06 22:34:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-06 22:34:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-06 22:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-06 22:34:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-06 22:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-06 22:34:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-06 22:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-06 22:34:11,896 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-06 22:34:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2023-11-06 22:34:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2023-11-06 22:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-06 22:34:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-06 22:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:34:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:34:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 22:34:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 22:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2023-11-06 22:34:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2023-11-06 22:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-06 22:34:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-06 22:34:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-06 22:34:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-06 22:34:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-06 22:34:11,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-06 22:34:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-06 22:34:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-06 22:34:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2023-11-06 22:34:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2023-11-06 22:34:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2023-11-06 22:34:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2023-11-06 22:34:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2023-11-06 22:34:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2023-11-06 22:34:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-06 22:34:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-06 22:34:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2023-11-06 22:34:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2023-11-06 22:34:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2023-11-06 22:34:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2023-11-06 22:34:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-06 22:34:11,914 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-06 22:34:11,914 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2023-11-06 22:34:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2023-11-06 22:34:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-06 22:34:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-06 22:34:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2023-11-06 22:34:11,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2023-11-06 22:34:11,915 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 22:34:11,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 22:34:11,916 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-06 22:34:11,916 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-06 22:34:11,916 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-06 22:34:11,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-06 22:34:11,916 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2023-11-06 22:34:11,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2023-11-06 22:34:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-06 22:34:11,917 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-06 22:34:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2023-11-06 22:34:11,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2023-11-06 22:34:11,917 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-06 22:34:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-06 22:34:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-06 22:34:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-06 22:34:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2023-11-06 22:34:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2023-11-06 22:34:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2023-11-06 22:34:11,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2023-11-06 22:34:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-06 22:34:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-06 22:34:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2023-11-06 22:34:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2023-11-06 22:34:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 22:34:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 22:34:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:34:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2023-11-06 22:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2023-11-06 22:34:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-06 22:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-06 22:34:11,920 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-11-06 22:34:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-11-06 22:34:11,921 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2023-11-06 22:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2023-11-06 22:34:11,921 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2023-11-06 22:34:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2023-11-06 22:34:14,072 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:34:14,080 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:34:14,260 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:34:42,752 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:34:42,796 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:34:42,796 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-06 22:34:42,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:42 BoogieIcfgContainer [2023-11-06 22:34:42,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:34:42,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:34:42,813 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:34:42,817 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:34:42,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:33:58" (1/3) ... [2023-11-06 22:34:42,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24b70a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:34:42, skipping insertion in model container [2023-11-06 22:34:42,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:09" (2/3) ... [2023-11-06 22:34:42,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24b70a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:34:42, skipping insertion in model container [2023-11-06 22:34:42,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:42" (3/3) ... [2023-11-06 22:34:42,821 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2023-11-06 22:34:42,842 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:34:42,843 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-06 22:34:43,039 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:34:43,051 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=LoopsAndPotentialCycles, 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;@114b806b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:34:43,051 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-06 22:34:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 6242 states, 4518 states have (on average 1.412571934484285) internal successors, (6382), 4597 states have internal predecessors, (6382), 1467 states have call successors, (1467), 254 states have call predecessors, (1467), 253 states have return successors, (1461), 1443 states have call predecessors, (1461), 1461 states have call successors, (1461) [2023-11-06 22:34:43,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-06 22:34:43,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:43,091 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:34:43,092 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:34:43,099 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:43,099 INFO L85 PathProgramCache]: Analyzing trace with hash 215415178, now seen corresponding path program 1 times [2023-11-06 22:34:43,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:43,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616126460] [2023-11-06 22:34:43,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:43,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:34:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:34:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:34:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:34:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:34:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:34:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:34:45,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:45,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616126460] [2023-11-06 22:34:45,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616126460] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:45,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:45,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:34:45,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275412945] [2023-11-06 22:34:45,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:45,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:34:45,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:46,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:34:46,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:46,022 INFO L87 Difference]: Start difference. First operand has 6242 states, 4518 states have (on average 1.412571934484285) internal successors, (6382), 4597 states have internal predecessors, (6382), 1467 states have call successors, (1467), 254 states have call predecessors, (1467), 253 states have return successors, (1461), 1443 states have call predecessors, (1461), 1461 states have call successors, (1461) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:34:47,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:47,058 INFO L93 Difference]: Finished difference Result 12437 states and 18859 transitions. [2023-11-06 22:34:47,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:34:47,061 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2023-11-06 22:34:47,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:47,156 INFO L225 Difference]: With dead ends: 12437 [2023-11-06 22:34:47,156 INFO L226 Difference]: Without dead ends: 6208 [2023-11-06 22:34:47,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:34:47,224 INFO L413 NwaCegarLoop]: 9186 mSDtfsCounter, 9161 mSDsluCounter, 18354 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9177 SdHoareTripleChecker+Valid, 27540 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:47,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9177 Valid, 27540 Invalid, 25 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:34:47,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6208 states. [2023-11-06 22:34:47,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6208 to 6208. [2023-11-06 22:34:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6208 states, 4491 states have (on average 1.3927855711422845) internal successors, (6255), 4567 states have internal predecessors, (6255), 1461 states have call successors, (1461), 254 states have call predecessors, (1461), 253 states have return successors, (1458), 1440 states have call predecessors, (1458), 1458 states have call successors, (1458) [2023-11-06 22:34:47,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6208 states to 6208 states and 9174 transitions. [2023-11-06 22:34:47,786 INFO L78 Accepts]: Start accepts. Automaton has 6208 states and 9174 transitions. Word has length 48 [2023-11-06 22:34:47,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:47,789 INFO L495 AbstractCegarLoop]: Abstraction has 6208 states and 9174 transitions. [2023-11-06 22:34:47,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-06 22:34:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 6208 states and 9174 transitions. [2023-11-06 22:34:47,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-06 22:34:47,793 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:47,794 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-06 22:34:47,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:34:47,795 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:34:47,795 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:47,795 INFO L85 PathProgramCache]: Analyzing trace with hash -43956517, now seen corresponding path program 1 times [2023-11-06 22:34:47,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:47,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118140414] [2023-11-06 22:34:47,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:47,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:34:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:34:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:34:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:34:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:34:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:34:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:34:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-06 22:34:49,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:49,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118140414] [2023-11-06 22:34:49,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118140414] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:49,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:49,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:34:49,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680071960] [2023-11-06 22:34:49,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:49,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:34:49,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:49,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:34:49,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:49,715 INFO L87 Difference]: Start difference. First operand 6208 states and 9174 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-06 22:34:50,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:50,362 INFO L93 Difference]: Finished difference Result 6214 states and 9179 transitions. [2023-11-06 22:34:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:34:50,362 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2023-11-06 22:34:50,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:50,434 INFO L225 Difference]: With dead ends: 6214 [2023-11-06 22:34:50,434 INFO L226 Difference]: Without dead ends: 6212 [2023-11-06 22:34:50,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:34:50,446 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9153 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:50,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9153 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:34:50,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6212 states. [2023-11-06 22:34:50,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6212 to 6212. [2023-11-06 22:34:50,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6212 states, 4494 states have (on average 1.3925233644859814) internal successors, (6258), 4570 states have internal predecessors, (6258), 1461 states have call successors, (1461), 255 states have call predecessors, (1461), 254 states have return successors, (1458), 1440 states have call predecessors, (1458), 1458 states have call successors, (1458) [2023-11-06 22:34:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 6212 states and 9177 transitions. [2023-11-06 22:34:50,902 INFO L78 Accepts]: Start accepts. Automaton has 6212 states and 9177 transitions. Word has length 53 [2023-11-06 22:34:50,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:50,903 INFO L495 AbstractCegarLoop]: Abstraction has 6212 states and 9177 transitions. [2023-11-06 22:34:50,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-06 22:34:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 9177 transitions. [2023-11-06 22:34:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-06 22:34:50,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:50,914 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2023-11-06 22:34:50,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:34:50,914 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:34:50,914 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:50,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1030439958, now seen corresponding path program 1 times [2023-11-06 22:34:50,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:50,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072537291] [2023-11-06 22:34:50,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:50,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:34:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:34:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:34:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:34:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:34:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:34:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:34:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:34:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,471 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-06 22:34:52,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:52,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072537291] [2023-11-06 22:34:52,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072537291] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:52,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:52,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:34:52,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320117496] [2023-11-06 22:34:52,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:52,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:34:52,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:52,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:34:52,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:52,475 INFO L87 Difference]: Start difference. First operand 6212 states and 9177 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:34:53,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:53,094 INFO L93 Difference]: Finished difference Result 6218 states and 9182 transitions. [2023-11-06 22:34:53,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:34:53,095 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2023-11-06 22:34:53,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:53,158 INFO L225 Difference]: With dead ends: 6218 [2023-11-06 22:34:53,158 INFO L226 Difference]: Without dead ends: 6216 [2023-11-06 22:34:53,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:34:53,249 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9152 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:53,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9152 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:34:53,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6216 states. [2023-11-06 22:34:53,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6216 to 6216. [2023-11-06 22:34:53,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6216 states, 4497 states have (on average 1.3922615076717813) internal successors, (6261), 4573 states have internal predecessors, (6261), 1461 states have call successors, (1461), 256 states have call predecessors, (1461), 255 states have return successors, (1458), 1440 states have call predecessors, (1458), 1458 states have call successors, (1458) [2023-11-06 22:34:53,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6216 states to 6216 states and 9180 transitions. [2023-11-06 22:34:53,880 INFO L78 Accepts]: Start accepts. Automaton has 6216 states and 9180 transitions. Word has length 58 [2023-11-06 22:34:53,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:53,881 INFO L495 AbstractCegarLoop]: Abstraction has 6216 states and 9180 transitions. [2023-11-06 22:34:53,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-06 22:34:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 6216 states and 9180 transitions. [2023-11-06 22:34:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-06 22:34:53,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:53,886 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 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] [2023-11-06 22:34:53,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:34:53,887 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:34:53,887 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:53,887 INFO L85 PathProgramCache]: Analyzing trace with hash 100151291, now seen corresponding path program 1 times [2023-11-06 22:34:53,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:53,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472798071] [2023-11-06 22:34:53,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:34:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:34:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:34:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:34:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:34:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:34:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:34:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:34:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:34:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-06 22:34:55,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:55,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472798071] [2023-11-06 22:34:55,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472798071] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:55,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:55,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:34:55,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334508002] [2023-11-06 22:34:55,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:55,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:34:55,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:55,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:34:55,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:55,811 INFO L87 Difference]: Start difference. First operand 6216 states and 9180 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-06 22:34:56,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:56,464 INFO L93 Difference]: Finished difference Result 6257 states and 9212 transitions. [2023-11-06 22:34:56,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:34:56,465 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2023-11-06 22:34:56,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:56,530 INFO L225 Difference]: With dead ends: 6257 [2023-11-06 22:34:56,530 INFO L226 Difference]: Without dead ends: 6255 [2023-11-06 22:34:56,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:34:56,537 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9079 mSDsluCounter, 18397 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9091 SdHoareTripleChecker+Valid, 27568 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:56,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9091 Valid, 27568 Invalid, 39 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:34:56,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2023-11-06 22:34:56,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 6253. [2023-11-06 22:34:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6253 states, 4523 states have (on average 1.3902277249613089) internal successors, (6288), 4599 states have internal predecessors, (6288), 1462 states have call successors, (1462), 266 states have call predecessors, (1462), 265 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:34:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 6253 states and 9209 transitions. [2023-11-06 22:34:57,056 INFO L78 Accepts]: Start accepts. Automaton has 6253 states and 9209 transitions. Word has length 63 [2023-11-06 22:34:57,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:57,060 INFO L495 AbstractCegarLoop]: Abstraction has 6253 states and 9209 transitions. [2023-11-06 22:34:57,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-06 22:34:57,060 INFO L276 IsEmpty]: Start isEmpty. Operand 6253 states and 9209 transitions. [2023-11-06 22:34:57,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-06 22:34:57,063 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:57,063 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 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] [2023-11-06 22:34:57,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:34:57,064 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:34:57,064 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:57,064 INFO L85 PathProgramCache]: Analyzing trace with hash 2008856138, now seen corresponding path program 1 times [2023-11-06 22:34:57,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:57,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853732423] [2023-11-06 22:34:57,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:57,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:34:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:34:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:34:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:34:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:34:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:34:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:34:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:34:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:34:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:34:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-06 22:34:58,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:58,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853732423] [2023-11-06 22:34:58,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853732423] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:58,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:58,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:34:58,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993660964] [2023-11-06 22:34:58,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:58,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:34:58,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:58,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:34:58,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:58,571 INFO L87 Difference]: Start difference. First operand 6253 states and 9209 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-06 22:34:59,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:59,228 INFO L93 Difference]: Finished difference Result 6259 states and 9214 transitions. [2023-11-06 22:34:59,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:34:59,228 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 68 [2023-11-06 22:34:59,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:59,283 INFO L225 Difference]: With dead ends: 6259 [2023-11-06 22:34:59,284 INFO L226 Difference]: Without dead ends: 6257 [2023-11-06 22:34:59,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:34:59,291 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9150 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:59,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9150 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:34:59,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6257 states. [2023-11-06 22:34:59,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6257 to 6257. [2023-11-06 22:34:59,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6257 states, 4526 states have (on average 1.3899690676093681) internal successors, (6291), 4602 states have internal predecessors, (6291), 1462 states have call successors, (1462), 267 states have call predecessors, (1462), 266 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:34:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6257 states to 6257 states and 9212 transitions. [2023-11-06 22:34:59,894 INFO L78 Accepts]: Start accepts. Automaton has 6257 states and 9212 transitions. Word has length 68 [2023-11-06 22:34:59,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:59,895 INFO L495 AbstractCegarLoop]: Abstraction has 6257 states and 9212 transitions. [2023-11-06 22:34:59,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-06 22:34:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 6257 states and 9212 transitions. [2023-11-06 22:34:59,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-06 22:34:59,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:59,897 INFO L195 NwaCegarLoop]: trace histogram [6, 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] [2023-11-06 22:34:59,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:34:59,898 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:34:59,899 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:59,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1329077989, now seen corresponding path program 1 times [2023-11-06 22:34:59,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:59,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948705328] [2023-11-06 22:34:59,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:59,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:35:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:35:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:35:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-06 22:35:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:01,280 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-06 22:35:01,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:01,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948705328] [2023-11-06 22:35:01,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948705328] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:01,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:01,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:01,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615542122] [2023-11-06 22:35:01,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:01,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:01,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:01,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:01,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:01,284 INFO L87 Difference]: Start difference. First operand 6257 states and 9212 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:35:02,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:02,131 INFO L93 Difference]: Finished difference Result 6263 states and 9217 transitions. [2023-11-06 22:35:02,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:02,132 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 73 [2023-11-06 22:35:02,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:02,169 INFO L225 Difference]: With dead ends: 6263 [2023-11-06 22:35:02,169 INFO L226 Difference]: Without dead ends: 6261 [2023-11-06 22:35:02,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:02,176 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9149 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:02,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9149 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:02,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6261 states. [2023-11-06 22:35:02,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6261 to 6261. [2023-11-06 22:35:02,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6261 states, 4529 states have (on average 1.3897107529255905) internal successors, (6294), 4605 states have internal predecessors, (6294), 1462 states have call successors, (1462), 268 states have call predecessors, (1462), 267 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6261 states to 6261 states and 9215 transitions. [2023-11-06 22:35:02,725 INFO L78 Accepts]: Start accepts. Automaton has 6261 states and 9215 transitions. Word has length 73 [2023-11-06 22:35:02,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:02,726 INFO L495 AbstractCegarLoop]: Abstraction has 6261 states and 9215 transitions. [2023-11-06 22:35:02,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-06 22:35:02,726 INFO L276 IsEmpty]: Start isEmpty. Operand 6261 states and 9215 transitions. [2023-11-06 22:35:02,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-06 22:35:02,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:02,728 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:02,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:35:02,728 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:02,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:02,729 INFO L85 PathProgramCache]: Analyzing trace with hash -797359960, now seen corresponding path program 1 times [2023-11-06 22:35:02,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:02,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755795607] [2023-11-06 22:35:02,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:02,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:03,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:03,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:03,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:03,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:03,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:35:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:35:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:35:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:35:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:35:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:35:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:35:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-06 22:35:04,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:04,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755795607] [2023-11-06 22:35:04,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755795607] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:04,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:04,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:04,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837923271] [2023-11-06 22:35:04,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:04,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:04,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:04,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:04,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:04,098 INFO L87 Difference]: Start difference. First operand 6261 states and 9215 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:35:05,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:05,069 INFO L93 Difference]: Finished difference Result 6267 states and 9220 transitions. [2023-11-06 22:35:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:05,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 91 [2023-11-06 22:35:05,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:05,114 INFO L225 Difference]: With dead ends: 6267 [2023-11-06 22:35:05,114 INFO L226 Difference]: Without dead ends: 6265 [2023-11-06 22:35:05,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:05,121 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9129 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9138 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:05,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9138 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:05,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6265 states. [2023-11-06 22:35:05,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6265 to 6265. [2023-11-06 22:35:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6265 states, 4532 states have (on average 1.3894527802294792) internal successors, (6297), 4608 states have internal predecessors, (6297), 1462 states have call successors, (1462), 269 states have call predecessors, (1462), 268 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:05,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6265 states to 6265 states and 9218 transitions. [2023-11-06 22:35:05,741 INFO L78 Accepts]: Start accepts. Automaton has 6265 states and 9218 transitions. Word has length 91 [2023-11-06 22:35:05,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:05,742 INFO L495 AbstractCegarLoop]: Abstraction has 6265 states and 9218 transitions. [2023-11-06 22:35:05,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:35:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 6265 states and 9218 transitions. [2023-11-06 22:35:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:35:05,750 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:05,750 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 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] [2023-11-06 22:35:05,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:35:05,751 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:05,751 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:05,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1131829819, now seen corresponding path program 1 times [2023-11-06 22:35:05,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:05,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235119028] [2023-11-06 22:35:05,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:05,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:35:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:35:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:35:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:07,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:07,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-06 22:35:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:07,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:35:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:07,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:35:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:07,058 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-06 22:35:07,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:07,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235119028] [2023-11-06 22:35:07,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235119028] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:07,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:07,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:07,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162627364] [2023-11-06 22:35:07,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:07,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:07,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:07,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:07,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:07,061 INFO L87 Difference]: Start difference. First operand 6265 states and 9218 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:35:07,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:07,867 INFO L93 Difference]: Finished difference Result 6271 states and 9223 transitions. [2023-11-06 22:35:07,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:07,868 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2023-11-06 22:35:07,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:07,915 INFO L225 Difference]: With dead ends: 6271 [2023-11-06 22:35:07,915 INFO L226 Difference]: Without dead ends: 6269 [2023-11-06 22:35:07,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:07,922 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9147 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:07,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9147 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:35:07,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6269 states. [2023-11-06 22:35:08,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6269 to 6269. [2023-11-06 22:35:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6269 states, 4535 states have (on average 1.3891951488423373) internal successors, (6300), 4611 states have internal predecessors, (6300), 1462 states have call successors, (1462), 270 states have call predecessors, (1462), 269 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6269 states to 6269 states and 9221 transitions. [2023-11-06 22:35:08,668 INFO L78 Accepts]: Start accepts. Automaton has 6269 states and 9221 transitions. Word has length 83 [2023-11-06 22:35:08,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:08,669 INFO L495 AbstractCegarLoop]: Abstraction has 6269 states and 9221 transitions. [2023-11-06 22:35:08,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-06 22:35:08,669 INFO L276 IsEmpty]: Start isEmpty. Operand 6269 states and 9221 transitions. [2023-11-06 22:35:08,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-06 22:35:08,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:08,672 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 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] [2023-11-06 22:35:08,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:35:08,673 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:08,673 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:08,673 INFO L85 PathProgramCache]: Analyzing trace with hash 305353482, now seen corresponding path program 1 times [2023-11-06 22:35:08,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:08,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119728336] [2023-11-06 22:35:08,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:08,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:35:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:35:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:35:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-06 22:35:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:35:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:35:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:35:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:10,004 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2023-11-06 22:35:10,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:10,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119728336] [2023-11-06 22:35:10,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119728336] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:10,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:10,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:10,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731994771] [2023-11-06 22:35:10,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:10,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:10,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:10,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:10,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:10,008 INFO L87 Difference]: Start difference. First operand 6269 states and 9221 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-06 22:35:10,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:10,928 INFO L93 Difference]: Finished difference Result 6275 states and 9226 transitions. [2023-11-06 22:35:10,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:10,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (16), 3 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 88 [2023-11-06 22:35:10,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:10,962 INFO L225 Difference]: With dead ends: 6275 [2023-11-06 22:35:10,962 INFO L226 Difference]: Without dead ends: 6273 [2023-11-06 22:35:10,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:10,968 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9146 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:10,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9146 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:10,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6273 states. [2023-11-06 22:35:11,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6273 to 6273. [2023-11-06 22:35:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6273 states, 4538 states have (on average 1.388937858087263) internal successors, (6303), 4614 states have internal predecessors, (6303), 1462 states have call successors, (1462), 271 states have call predecessors, (1462), 270 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6273 states to 6273 states and 9224 transitions. [2023-11-06 22:35:11,610 INFO L78 Accepts]: Start accepts. Automaton has 6273 states and 9224 transitions. Word has length 88 [2023-11-06 22:35:11,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:11,610 INFO L495 AbstractCegarLoop]: Abstraction has 6273 states and 9224 transitions. [2023-11-06 22:35:11,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-06 22:35:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 6273 states and 9224 transitions. [2023-11-06 22:35:11,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-06 22:35:11,613 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:11,613 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:11,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:35:11,614 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:11,614 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:11,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1639614365, now seen corresponding path program 1 times [2023-11-06 22:35:11,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:11,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924616341] [2023-11-06 22:35:11,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:11,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:35:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:35:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:35:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:35:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:35:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:35:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:35:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 22:35:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:35:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-06 22:35:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,935 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-06 22:35:12,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:12,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924616341] [2023-11-06 22:35:12,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924616341] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:12,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:12,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:12,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548744249] [2023-11-06 22:35:12,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:12,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:12,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:12,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:12,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:12,939 INFO L87 Difference]: Start difference. First operand 6273 states and 9224 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 22:35:13,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:13,792 INFO L93 Difference]: Finished difference Result 6279 states and 9229 transitions. [2023-11-06 22:35:13,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:13,793 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 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 106 [2023-11-06 22:35:13,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:13,830 INFO L225 Difference]: With dead ends: 6279 [2023-11-06 22:35:13,831 INFO L226 Difference]: Without dead ends: 6277 [2023-11-06 22:35:13,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:13,837 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9129 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9135 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:13,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9135 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:35:13,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6277 states. [2023-11-06 22:35:14,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6277 to 6277. [2023-11-06 22:35:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6277 states, 4541 states have (on average 1.3886809072891433) internal successors, (6306), 4617 states have internal predecessors, (6306), 1462 states have call successors, (1462), 272 states have call predecessors, (1462), 271 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6277 states to 6277 states and 9227 transitions. [2023-11-06 22:35:14,594 INFO L78 Accepts]: Start accepts. Automaton has 6277 states and 9227 transitions. Word has length 106 [2023-11-06 22:35:14,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:14,595 INFO L495 AbstractCegarLoop]: Abstraction has 6277 states and 9227 transitions. [2023-11-06 22:35:14,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 22:35:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 6277 states and 9227 transitions. [2023-11-06 22:35:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-06 22:35:14,600 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:14,600 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 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] [2023-11-06 22:35:14,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:35:14,601 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:14,601 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:14,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1127609706, now seen corresponding path program 1 times [2023-11-06 22:35:14,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:14,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139323557] [2023-11-06 22:35:14,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:14,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:35:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:35:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:35:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-06 22:35:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:35:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:35:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:35:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:35:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-06 22:35:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2023-11-06 22:35:15,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:15,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139323557] [2023-11-06 22:35:15,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139323557] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:15,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:15,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:15,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3036917] [2023-11-06 22:35:15,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:15,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:15,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:15,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:15,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:15,889 INFO L87 Difference]: Start difference. First operand 6277 states and 9227 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 22:35:16,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:16,741 INFO L93 Difference]: Finished difference Result 6283 states and 9232 transitions. [2023-11-06 22:35:16,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:16,742 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (18), 3 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 98 [2023-11-06 22:35:16,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:16,776 INFO L225 Difference]: With dead ends: 6283 [2023-11-06 22:35:16,777 INFO L226 Difference]: Without dead ends: 6281 [2023-11-06 22:35:16,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:16,783 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9144 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:16,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9144 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:16,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2023-11-06 22:35:17,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 6281. [2023-11-06 22:35:17,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6281 states, 4544 states have (on average 1.388424295774648) internal successors, (6309), 4620 states have internal predecessors, (6309), 1462 states have call successors, (1462), 273 states have call predecessors, (1462), 272 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6281 states to 6281 states and 9230 transitions. [2023-11-06 22:35:17,589 INFO L78 Accepts]: Start accepts. Automaton has 6281 states and 9230 transitions. Word has length 98 [2023-11-06 22:35:17,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:17,590 INFO L495 AbstractCegarLoop]: Abstraction has 6281 states and 9230 transitions. [2023-11-06 22:35:17,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 22:35:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 6281 states and 9230 transitions. [2023-11-06 22:35:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-06 22:35:17,592 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:17,593 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 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] [2023-11-06 22:35:17,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 22:35:17,593 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:17,593 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:17,594 INFO L85 PathProgramCache]: Analyzing trace with hash -511204229, now seen corresponding path program 1 times [2023-11-06 22:35:17,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:17,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081649503] [2023-11-06 22:35:17,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:17,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:35:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:35:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:35:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-06 22:35:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:35:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:35:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:35:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:35:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-06 22:35:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:35:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2023-11-06 22:35:18,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:18,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081649503] [2023-11-06 22:35:18,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081649503] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:18,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:18,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:18,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167699452] [2023-11-06 22:35:18,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:18,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:18,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:18,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:18,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:18,725 INFO L87 Difference]: Start difference. First operand 6281 states and 9230 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:35:19,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:19,620 INFO L93 Difference]: Finished difference Result 6287 states and 9235 transitions. [2023-11-06 22:35:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:19,623 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 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 103 [2023-11-06 22:35:19,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:19,661 INFO L225 Difference]: With dead ends: 6287 [2023-11-06 22:35:19,661 INFO L226 Difference]: Without dead ends: 6285 [2023-11-06 22:35:19,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:19,668 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9139 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9143 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:19,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9143 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:19,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6285 states. [2023-11-06 22:35:20,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6285 to 6285. [2023-11-06 22:35:20,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6285 states, 4547 states have (on average 1.3881680228722235) internal successors, (6312), 4623 states have internal predecessors, (6312), 1462 states have call successors, (1462), 274 states have call predecessors, (1462), 273 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6285 states to 6285 states and 9233 transitions. [2023-11-06 22:35:20,374 INFO L78 Accepts]: Start accepts. Automaton has 6285 states and 9233 transitions. Word has length 103 [2023-11-06 22:35:20,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:20,375 INFO L495 AbstractCegarLoop]: Abstraction has 6285 states and 9233 transitions. [2023-11-06 22:35:20,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-06 22:35:20,376 INFO L276 IsEmpty]: Start isEmpty. Operand 6285 states and 9233 transitions. [2023-11-06 22:35:20,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-06 22:35:20,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:20,379 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:20,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 22:35:20,379 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:20,379 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:20,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1671403336, now seen corresponding path program 1 times [2023-11-06 22:35:20,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:20,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226917596] [2023-11-06 22:35:20,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:20,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:35:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:35:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:35:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:35:21,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:35:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:35:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:35:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 22:35:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:35:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-06 22:35:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:35:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:35:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:21,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-06 22:35:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2023-11-06 22:35:22,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:22,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226917596] [2023-11-06 22:35:22,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226917596] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:22,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:22,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:22,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481772640] [2023-11-06 22:35:22,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:22,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:22,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:22,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:22,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:22,016 INFO L87 Difference]: Start difference. First operand 6285 states and 9233 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-06 22:35:22,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:22,961 INFO L93 Difference]: Finished difference Result 6291 states and 9238 transitions. [2023-11-06 22:35:22,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:22,962 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (21), 3 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 121 [2023-11-06 22:35:22,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:22,999 INFO L225 Difference]: With dead ends: 6291 [2023-11-06 22:35:22,999 INFO L226 Difference]: Without dead ends: 6289 [2023-11-06 22:35:23,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:23,006 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9129 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9132 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:23,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9132 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:23,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6289 states. [2023-11-06 22:35:23,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6289 to 6289. [2023-11-06 22:35:23,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6289 states, 4550 states have (on average 1.3879120879120879) internal successors, (6315), 4626 states have internal predecessors, (6315), 1462 states have call successors, (1462), 275 states have call predecessors, (1462), 274 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6289 states to 6289 states and 9236 transitions. [2023-11-06 22:35:23,802 INFO L78 Accepts]: Start accepts. Automaton has 6289 states and 9236 transitions. Word has length 121 [2023-11-06 22:35:23,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:23,803 INFO L495 AbstractCegarLoop]: Abstraction has 6289 states and 9236 transitions. [2023-11-06 22:35:23,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-06 22:35:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 6289 states and 9236 transitions. [2023-11-06 22:35:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-06 22:35:23,806 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:23,807 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:23,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-06 22:35:23,807 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:23,807 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:23,808 INFO L85 PathProgramCache]: Analyzing trace with hash -771183395, now seen corresponding path program 1 times [2023-11-06 22:35:23,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:23,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845430684] [2023-11-06 22:35:23,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:23,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:24,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:24,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:24,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:24,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:24,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:35:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:35:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:35:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:35:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:35:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:35:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:35:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 22:35:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:35:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-06 22:35:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:35:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:35:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-06 22:35:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-06 22:35:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2023-11-06 22:35:25,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:25,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845430684] [2023-11-06 22:35:25,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845430684] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:25,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:25,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:25,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088431913] [2023-11-06 22:35:25,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:25,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:25,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:25,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:25,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:25,144 INFO L87 Difference]: Start difference. First operand 6289 states and 9236 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:35:26,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:26,007 INFO L93 Difference]: Finished difference Result 6295 states and 9241 transitions. [2023-11-06 22:35:26,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:26,008 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (22), 3 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 126 [2023-11-06 22:35:26,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:26,044 INFO L225 Difference]: With dead ends: 6295 [2023-11-06 22:35:26,044 INFO L226 Difference]: Without dead ends: 6293 [2023-11-06 22:35:26,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:26,050 INFO L413 NwaCegarLoop]: 9171 mSDtfsCounter, 9129 mSDsluCounter, 18318 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9131 SdHoareTripleChecker+Valid, 27489 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:26,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9131 Valid, 27489 Invalid, 25 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:26,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6293 states. [2023-11-06 22:35:26,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6293 to 6293. [2023-11-06 22:35:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6293 states, 4553 states have (on average 1.3876564902262245) internal successors, (6318), 4629 states have internal predecessors, (6318), 1462 states have call successors, (1462), 276 states have call predecessors, (1462), 275 states have return successors, (1459), 1441 states have call predecessors, (1459), 1459 states have call successors, (1459) [2023-11-06 22:35:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6293 states to 6293 states and 9239 transitions. [2023-11-06 22:35:26,809 INFO L78 Accepts]: Start accepts. Automaton has 6293 states and 9239 transitions. Word has length 126 [2023-11-06 22:35:26,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:26,809 INFO L495 AbstractCegarLoop]: Abstraction has 6293 states and 9239 transitions. [2023-11-06 22:35:26,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:35:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 6293 states and 9239 transitions. [2023-11-06 22:35:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-06 22:35:26,812 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:26,813 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 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] [2023-11-06 22:35:26,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-06 22:35:26,813 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:26,814 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:26,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1380704810, now seen corresponding path program 1 times [2023-11-06 22:35:26,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:26,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367486680] [2023-11-06 22:35:26,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:26,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 22:35:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:35:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 22:35:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-06 22:35:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:35:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 22:35:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:35:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:35:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-06 22:35:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-06 22:35:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-06 22:35:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:35:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-06 22:35:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2023-11-06 22:35:27,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:27,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367486680] [2023-11-06 22:35:27,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367486680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:27,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:27,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:27,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800824526] [2023-11-06 22:35:27,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:27,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:27,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:27,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:27,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:27,957 INFO L87 Difference]: Start difference. First operand 6293 states and 9239 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:35:28,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:28,985 INFO L93 Difference]: Finished difference Result 6418 states and 9399 transitions. [2023-11-06 22:35:28,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:28,992 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (22), 3 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 118 [2023-11-06 22:35:28,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:29,023 INFO L225 Difference]: With dead ends: 6418 [2023-11-06 22:35:29,023 INFO L226 Difference]: Without dead ends: 6414 [2023-11-06 22:35:29,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:29,029 INFO L413 NwaCegarLoop]: 9177 mSDtfsCounter, 9038 mSDsluCounter, 18585 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9039 SdHoareTripleChecker+Valid, 27762 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:29,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9039 Valid, 27762 Invalid, 39 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:35:29,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6414 states. [2023-11-06 22:35:29,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6414 to 6412. [2023-11-06 22:35:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 4644 states have (on average 1.3869509043927648) internal successors, (6441), 4719 states have internal predecessors, (6441), 1478 states have call successors, (1478), 289 states have call predecessors, (1478), 287 states have return successors, (1475), 1457 states have call predecessors, (1475), 1475 states have call successors, (1475) [2023-11-06 22:35:29,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 9394 transitions. [2023-11-06 22:35:29,810 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 9394 transitions. Word has length 118 [2023-11-06 22:35:29,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:29,811 INFO L495 AbstractCegarLoop]: Abstraction has 6412 states and 9394 transitions. [2023-11-06 22:35:29,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 22:35:29,811 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 9394 transitions. [2023-11-06 22:35:29,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-06 22:35:29,815 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:29,815 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:29,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 22:35:29,816 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_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:29,816 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:29,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1920230531, now seen corresponding path program 1 times [2023-11-06 22:35:29,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:29,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898182068] [2023-11-06 22:35:29,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:29,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:35:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:35:30,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 22:35:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-06 22:35:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:35:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:35:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:35:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-06 22:35:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 22:35:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 22:35:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:35:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-06 22:35:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:35:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-06 22:35:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-06 22:35:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-06 22:35:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 22:35:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-06 22:35:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:30,996 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2023-11-06 22:35:30,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:30,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898182068] [2023-11-06 22:35:30,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [898182068] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:30,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:30,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:35:30,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705015590] [2023-11-06 22:35:30,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:30,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:35:30,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:30,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:35:30,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:30,999 INFO L87 Difference]: Start difference. First operand 6412 states and 9394 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:35:31,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:31,867 INFO L93 Difference]: Finished difference Result 6412 states and 9394 transitions. [2023-11-06 22:35:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:35:31,867 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (24), 3 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 136 [2023-11-06 22:35:31,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:31,895 INFO L225 Difference]: With dead ends: 6412 [2023-11-06 22:35:31,896 INFO L226 Difference]: Without dead ends: 6267 [2023-11-06 22:35:31,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:35:31,903 INFO L413 NwaCegarLoop]: 9169 mSDtfsCounter, 9125 mSDsluCounter, 18317 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9125 SdHoareTripleChecker+Valid, 27486 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:31,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9125 Valid, 27486 Invalid, 20 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:35:31,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6267 states. [2023-11-06 22:35:32,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6267 to 6267. [2023-11-06 22:35:32,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6267 states, 4549 states have (on average 1.3932732468674434) internal successors, (6338), 4622 states have internal predecessors, (6338), 1444 states have call successors, (1444), 272 states have call predecessors, (1444), 272 states have return successors, (1444), 1426 states have call predecessors, (1444), 1444 states have call successors, (1444) [2023-11-06 22:35:32,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6267 states to 6267 states and 9226 transitions. [2023-11-06 22:35:32,930 INFO L78 Accepts]: Start accepts. Automaton has 6267 states and 9226 transitions. Word has length 136 [2023-11-06 22:35:32,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:32,931 INFO L495 AbstractCegarLoop]: Abstraction has 6267 states and 9226 transitions. [2023-11-06 22:35:32,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:35:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6267 states and 9226 transitions. [2023-11-06 22:35:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-11-06 22:35:32,954 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:32,954 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:32,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 22:35:32,955 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-06 22:35:32,955 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:32,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1837705340, now seen corresponding path program 1 times [2023-11-06 22:35:32,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:32,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228113448] [2023-11-06 22:35:32,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:32,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-06 22:35:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:35:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 22:35:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:35:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:35:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 22:35:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:35:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:35:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 22:35:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:35:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:35:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:35:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 22:35:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 22:35:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-06 22:35:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-06 22:35:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-06 22:35:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-06 22:35:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:34,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-06 22:35:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:35:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 22:35:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-06 22:35:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 22:35:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 22:35:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 22:35:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:35:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-06 22:35:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:35:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:35:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:35:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:35:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:35:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-11-06 22:35:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:35:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:35:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:35:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2023-11-06 22:35:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:35,559 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-06 22:35:35,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:35,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228113448] [2023-11-06 22:35:35,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228113448] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:35,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:35,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:35:35,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676786674] [2023-11-06 22:35:35,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:35,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:35:35,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:35,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:35:35,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:35:35,563 INFO L87 Difference]: Start difference. First operand 6267 states and 9226 transitions. Second operand has 9 states, 9 states have (on average 16.11111111111111) internal successors, (145), 4 states have internal predecessors, (145), 2 states have call successors, (35), 6 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 22:36:07,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:09,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:11,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:13,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:15,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:17,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:19,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:21,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:23,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:25,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:27,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:29,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:31,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:33,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:35,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:37,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:39,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:41,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:43,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:45,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:47,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:49,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:51,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:53,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:55,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 22:36:57,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []