./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 23f9845edcf139ee9434428d040789a6781b16714bf615b854712f008daec6fd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:50,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:50,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:07:50,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:50,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:07:50,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:50,365 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:07:50,366 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:07:50,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:50,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:07:50,369 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:07:50,369 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:07:50,370 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:07:50,371 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:07:50,371 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:07:50,372 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:07:50,373 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:07:50,373 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:07:50,374 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:07:50,375 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:07:50,375 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:07:50,376 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:07:50,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:50,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:50,378 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:50,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:50,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:50,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:50,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:50,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:50,381 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:50,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:50,382 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:07:50,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:50,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:50,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:50,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:50,396 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:07:50,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:50,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:50,397 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:07:50,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:50,398 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23f9845edcf139ee9434428d040789a6781b16714bf615b854712f008daec6fd [2023-11-12 00:07:50,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:50,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:50,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:50,753 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:50,754 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:50,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 00:07:53,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:54,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:54,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 00:07:54,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/data/f39332d1d/61bbea20061148e08a178a28c7f7dd83/FLAG788153d29 [2023-11-12 00:07:54,816 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/data/f39332d1d/61bbea20061148e08a178a28c7f7dd83 [2023-11-12 00:07:54,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:54,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:54,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:54,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:54,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:54,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:54,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ae33ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:54, skipping insertion in model container [2023-11-12 00:07:54,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:54" (1/1) ... [2023-11-12 00:07:55,025 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:58,719 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338234,338247] [2023-11-12 00:07:58,723 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338403,338416] [2023-11-12 00:07:58,724 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338570,338583] [2023-11-12 00:07:58,724 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338738,338751] [2023-11-12 00:07:58,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:58,861 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:58,987 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"); [5347] [2023-11-12 00:07:58,989 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)); [5354] [2023-11-12 00:07:58,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5361] [2023-11-12 00:07:58,992 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)); [5407-5408] [2023-11-12 00:07:58,992 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"); [5413-5415] [2023-11-12 00:07:58,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5475] [2023-11-12 00:07:58,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5478] [2023-11-12 00:07:58,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5481] [2023-11-12 00:07:58,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5484] [2023-11-12 00:07:58,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5582] [2023-11-12 00:07:58,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5590] [2023-11-12 00:07:58,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5620] [2023-11-12 00:07:58,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5628] [2023-11-12 00:07:58,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5635] [2023-11-12 00:07:59,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5643] [2023-11-12 00:07:59,008 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)); [5711-5712] [2023-11-12 00:07:59,011 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)); [5745-5746] [2023-11-12 00:07:59,439 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338234,338247] [2023-11-12 00:07:59,440 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338403,338416] [2023-11-12 00:07:59,440 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338570,338583] [2023-11-12 00:07:59,441 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_3ee41476-e52b-4a79-b62a-a125b6142532/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i[338738,338751] [2023-11-12 00:07:59,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:59,693 WARN L672 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:59,693 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:59,702 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:59,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59 WrapperNode [2023-11-12 00:07:59,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:59,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:59,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:59,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:59,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:07:59,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,262 INFO L138 Inliner]: procedures = 431, calls = 2338, calls flagged for inlining = 196, calls inlined = 180, statements flattened = 6108 [2023-11-12 00:08:00,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:08:00,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:08:00,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:08:00,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:08:00,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:08:00,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:08:00,741 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:08:00,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:08:00,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (1/1) ... [2023-11-12 00:08:00,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:08:00,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:00,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:08:00,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee41476-e52b-4a79-b62a-a125b6142532/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:08:00,845 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-12 00:08:00,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-12 00:08:00,845 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 00:08:00,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 00:08:00,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:08:00,846 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:08:00,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:08:00,846 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:08:00,847 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-12 00:08:00,847 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-12 00:08:00,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:08:00,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:08:00,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-12 00:08:00,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-12 00:08:00,848 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-12 00:08:00,848 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-12 00:08:00,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:08:00,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 00:08:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:08:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:08:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2023-11-12 00:08:00,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2023-11-12 00:08:00,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-12 00:08:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-12 00:08:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-12 00:08:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-12 00:08:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-12 00:08:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-12 00:08:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:08:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:08:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:08:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:08:00,851 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:08:00,851 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:08:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:08:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:08:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:08:00,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:08:00,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:08:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:08:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:08:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 00:08:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 00:08:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-12 00:08:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-12 00:08:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-12 00:08:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-12 00:08:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_65 [2023-11-12 00:08:00,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_65 [2023-11-12 00:08:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:08:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:08:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-12 00:08:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-12 00:08:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 00:08:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 00:08:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-12 00:08:00,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-12 00:08:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-12 00:08:00,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-12 00:08:00,856 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-12 00:08:00,856 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-12 00:08:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:08:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:08:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:08:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:08:00,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:08:00,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:08:00,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:08:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:08:00,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:08:00,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:08:00,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:08:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-12 00:08:00,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-12 00:08:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-12 00:08:00,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-12 00:08:00,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-12 00:08:00,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-12 00:08:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-12 00:08:00,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-12 00:08:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:08:00,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:08:00,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:08:00,860 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:08:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-12 00:08:00,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-12 00:08:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-12 00:08:00,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-12 00:08:00,861 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-12 00:08:00,862 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-12 00:08:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:08:00,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 00:08:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:08:00,862 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-12 00:08:00,862 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-12 00:08:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-12 00:08:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-12 00:08:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 00:08:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 00:08:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:08:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:08:00,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:08:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:08:00,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:08:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:08:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:08:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:08:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:08:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-12 00:08:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-12 00:08:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:08:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:08:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:08:00,866 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:08:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:08:00,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:08:00,866 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-12 00:08:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-12 00:08:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 00:08:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 00:08:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-12 00:08:00,867 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-12 00:08:00,867 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-12 00:08:00,868 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-12 00:08:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:08:00,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:08:00,868 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-12 00:08:00,868 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-12 00:08:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-12 00:08:00,869 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-12 00:08:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:08:00,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:08:00,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:08:00,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 00:08:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 00:08:00,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 00:08:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-12 00:08:00,870 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-12 00:08:00,870 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-12 00:08:00,870 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-12 00:08:00,871 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-12 00:08:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-12 00:08:00,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:08:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:08:00,872 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-12 00:08:00,872 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-12 00:08:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:08:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:08:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:08:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:08:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-12 00:08:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-12 00:08:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-12 00:08:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-12 00:08:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:08:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-12 00:08:00,874 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-12 00:08:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 00:08:00,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 00:08:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:08:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 00:08:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 00:08:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-12 00:08:00,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-12 00:08:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:08:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:08:00,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:08:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-12 00:08:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-12 00:08:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-12 00:08:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-12 00:08:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 00:08:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 00:08:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:08:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:08:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:08:00,880 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:08:00,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:08:00,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:08:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 00:08:00,881 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 00:08:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-12 00:08:00,881 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-12 00:08:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-12 00:08:00,881 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-12 00:08:00,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:08:00,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:08:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:08:00,882 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:08:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-12 00:08:00,882 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-12 00:08:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:08:00,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:08:00,882 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-12 00:08:00,883 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-12 00:08:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-12 00:08:00,883 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-12 00:08:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:08:00,883 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-12 00:08:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-12 00:08:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:08:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:08:00,885 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-12 00:08:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-12 00:08:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 00:08:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 00:08:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-12 00:08:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-12 00:08:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-12 00:08:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-12 00:08:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-12 00:08:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-12 00:08:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-12 00:08:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-12 00:08:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:08:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:08:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-12 00:08:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-12 00:08:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:08:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:08:00,888 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 00:08:00,888 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 00:08:00,888 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 00:08:00,888 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 00:08:00,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:08:00,888 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 00:08:00,888 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-12 00:08:00,888 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-12 00:08:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:08:00,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:08:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 00:08:00,889 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 00:08:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-12 00:08:00,889 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-12 00:08:01,952 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:08:01,957 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:03,354 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:08:07,664 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-12 00:08:07,665 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-12 00:08:07,665 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7042: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-12 00:08:07,665 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7042: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-12 00:08:07,665 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6976-2: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-12 00:08:07,666 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6976: assume 16 == ~debug~0; [2023-11-12 00:08:07,666 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6976: assume !(16 == ~debug~0); [2023-11-12 00:08:07,666 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(46, 0); srcloc: null [2023-11-12 00:08:07,666 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978-1: assume -2147483648 <= tlan_eisa_probe_#t~ret364#1 && tlan_eisa_probe_#t~ret364#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-12 00:08:07,666 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret361#1;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-12 00:08:07,666 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-12 00:08:07,667 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-12 00:08:07,667 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-12 00:08:07,667 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6983: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret365#1;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-12 00:08:07,667 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-12 00:08:07,667 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-12 00:08:07,670 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6918-3: assume 0 != tlan_eisa_probe_#t~nondet352#1;havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-12 00:08:07,671 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6918-3: assume !(0 != tlan_eisa_probe_#t~nondet352#1);havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-12 00:08:07,671 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6918-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := ~debug~0; [2023-11-12 00:08:07,672 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6918-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet352#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 <= 16;assume tlan_eisa_probe_#t~nondet352#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet352#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 >= -2147483648; [2023-11-12 00:08:07,673 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6918-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := 0; [2023-11-12 00:08:07,673 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6918-5: assume !(0 == ~debug~0); [2023-11-12 00:08:07,673 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-12 00:08:07,674 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6986: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-12 00:08:07,674 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6920-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret353#1;havoc tlan_eisa_probe_#t~ret353#1; [2023-11-12 00:08:07,679 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6920: SUMMARY for call tlan_eisa_probe_#t~ret353#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-12 00:08:07,680 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume -2147483648 <= tlan_eisa_probe_#t~ret354#1 && tlan_eisa_probe_#t~ret354#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret354#1; [2023-11-12 00:08:07,680 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(43, 0); srcloc: null [2023-11-12 00:08:07,680 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7021: assume -2147483648 <= tlan_eisa_probe_#t~ret366#1 && tlan_eisa_probe_#t~ret366#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret366#1;havoc tlan_eisa_probe_#t~ret366#1; [2023-11-12 00:08:07,680 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-12 00:08:07,686 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6990: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-12 00:08:07,687 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6990: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-12 00:08:07,687 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6957-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret362#1;havoc tlan_eisa_probe_#t~ret362#1; [2023-11-12 00:08:07,687 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6957: SUMMARY for call tlan_eisa_probe_#t~ret362#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-12 00:08:07,687 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925-3: assume 0 != tlan_eisa_probe_#t~nondet355#1;havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-12 00:08:07,687 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925-3: assume !(0 != tlan_eisa_probe_#t~nondet355#1);havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-12 00:08:07,688 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := ~debug~0; [2023-11-12 00:08:07,688 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet355#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 <= 16;assume tlan_eisa_probe_#t~nondet355#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet355#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 >= -2147483648; [2023-11-12 00:08:07,688 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet358#1 := 0; [2023-11-12 00:08:07,688 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925-5: assume !(0 == ~debug~0); [2023-11-12 00:08:07,688 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6959: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-12 00:08:07,688 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6959: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-12 00:08:07,689 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret356#1;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-12 00:08:07,689 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-12 00:08:07,689 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6994: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-12 00:08:07,689 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6994: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-12 00:08:07,689 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7027-1: assume -2147483648 <= tlan_eisa_probe_#t~ret367#1 && tlan_eisa_probe_#t~ret367#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret367#1; [2023-11-12 00:08:07,689 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7027: SUMMARY for call tlan_eisa_probe_#t~ret367#1 := printk(47, 0); srcloc: null [2023-11-12 00:08:07,690 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928-1: assume -2147483648 <= tlan_eisa_probe_#t~ret357#1 && tlan_eisa_probe_#t~ret357#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret357#1; [2023-11-12 00:08:07,690 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6928: SUMMARY for call tlan_eisa_probe_#t~ret357#1 := printk(44, 0); srcloc: null [2023-11-12 00:08:07,690 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6961: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-12 00:08:07,690 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-12 00:08:07,690 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := 0; [2023-11-12 00:08:07,690 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-12 00:08:07,691 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6998: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-12 00:08:07,691 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6998: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-12 00:08:07,691 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6932-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet358#1 := ~debug~0; [2023-11-12 00:08:07,691 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6932-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet358#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet358#1 <= 16;assume tlan_eisa_probe_#t~nondet358#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet358#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet358#1 >= -2147483648; [2023-11-12 00:08:07,691 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6932-5: call tlan_eisa_probe_#t~ret360#1.base, tlan_eisa_probe_#t~ret360#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret360#1.base, tlan_eisa_probe_#t~ret360#1.offset;havoc tlan_eisa_probe_#t~ret360#1.base, tlan_eisa_probe_#t~ret360#1.offset; [2023-11-12 00:08:07,691 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6932-3: assume 0 != tlan_eisa_probe_#t~nondet358#1;havoc tlan_eisa_probe_#t~nondet358#1; [2023-11-12 00:08:07,692 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6932-3: assume !(0 != tlan_eisa_probe_#t~nondet358#1);havoc tlan_eisa_probe_#t~nondet358#1; [2023-11-12 00:08:07,692 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-12 00:08:07,692 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6934: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := printk(45, 0); srcloc: null [2023-11-12 00:08:07,692 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6967-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-12 00:08:07,694 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6967: SUMMARY for call tlan_eisa_probe_#t~ret363#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-12 00:08:07,694 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7033-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-12 00:08:07,694 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6934-1: assume -2147483648 <= tlan_eisa_probe_#t~ret359#1 && tlan_eisa_probe_#t~ret359#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-12 00:08:07,694 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7035-1: assume -2147483648 <= tlan_eisa_probe_#t~ret368#1 && tlan_eisa_probe_#t~ret368#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret368#1; [2023-11-12 00:08:07,694 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7035: SUMMARY for call tlan_eisa_probe_#t~ret368#1 := printk(48, 0); srcloc: null [2023-11-12 00:08:07,695 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6969: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-12 00:08:07,695 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6969: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-12 00:08:07,695 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-12 00:08:07,695 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2023-11-12 00:08:07,695 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-12 00:08:07,695 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2023-11-12 00:08:07,696 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6971: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-12 00:08:07,696 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43702#1: SUMMARY for call tlan_eisa_probe_#t~ret366#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-12 00:08:07,972 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:08:12,681 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:08:12,681 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:08:12,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:12 BoogieIcfgContainer [2023-11-12 00:08:12,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:08:12,695 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:08:12,695 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:08:12,699 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:08:12,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:07:54" (1/3) ... [2023-11-12 00:08:12,701 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cdd7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:12, skipping insertion in model container [2023-11-12 00:08:12,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:59" (2/3) ... [2023-11-12 00:08:12,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cdd7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:12, skipping insertion in model container [2023-11-12 00:08:12,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:12" (3/3) ... [2023-11-12 00:08:12,704 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 00:08:12,727 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:08:12,728 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-12 00:08:12,864 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:08:12,874 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@26123095, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:08:12,874 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-12 00:08:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand has 1804 states, 1019 states have (on average 1.2306182531894014) internal successors, (1254), 1070 states have internal predecessors, (1254), 672 states have call successors, (672), 110 states have call predecessors, (672), 109 states have return successors, (668), 653 states have call predecessors, (668), 668 states have call successors, (668) [2023-11-12 00:08:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-12 00:08:12,907 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:12,910 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 00:08:12,910 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)] === [2023-11-12 00:08:12,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:12,919 INFO L85 PathProgramCache]: Analyzing trace with hash 951725103, now seen corresponding path program 1 times [2023-11-12 00:08:12,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:08:12,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28732210] [2023-11-12 00:08:12,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:12,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:08:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:14,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-12 00:08:14,324 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:08:14,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28732210] [2023-11-12 00:08:14,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28732210] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:14,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:14,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:08:14,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010870119] [2023-11-12 00:08:14,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:14,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:08:14,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:08:14,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:08:14,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:08:14,383 INFO L87 Difference]: Start difference. First operand has 1804 states, 1019 states have (on average 1.2306182531894014) internal successors, (1254), 1070 states have internal predecessors, (1254), 672 states have call successors, (672), 110 states have call predecessors, (672), 109 states have return successors, (668), 653 states have call predecessors, (668), 668 states have call successors, (668) Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2023-11-12 00:08:16,868 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 [] [2023-11-12 00:08:18,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:20,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:24,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:24,741 INFO L93 Difference]: Finished difference Result 3584 states and 5286 transitions. [2023-11-12 00:08:24,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:08:24,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 48 [2023-11-12 00:08:24,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:24,776 INFO L225 Difference]: With dead ends: 3584 [2023-11-12 00:08:24,776 INFO L226 Difference]: Without dead ends: 1797 [2023-11-12 00:08:24,806 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:08:24,809 INFO L413 NwaCegarLoop]: 2261 mSDtfsCounter, 2563 mSDsluCounter, 4508 mSDsCounter, 0 mSdLazyCounter, 992 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2575 SdHoareTripleChecker+Valid, 6769 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 992 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:24,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2575 Valid, 6769 Invalid, 996 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 992 Invalid, 3 Unknown, 0 Unchecked, 9.8s Time] [2023-11-12 00:08:24,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1797 states. [2023-11-12 00:08:25,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1797 to 1797. [2023-11-12 00:08:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1797 states, 1017 states have (on average 1.2251720747295969) internal successors, (1246), 1067 states have internal predecessors, (1246), 668 states have call successors, (668), 110 states have call predecessors, (668), 109 states have return successors, (665), 650 states have call predecessors, (665), 665 states have call successors, (665) [2023-11-12 00:08:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 1797 states and 2579 transitions. [2023-11-12 00:08:25,074 INFO L78 Accepts]: Start accepts. Automaton has 1797 states and 2579 transitions. Word has length 48 [2023-11-12 00:08:25,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:25,075 INFO L495 AbstractCegarLoop]: Abstraction has 1797 states and 2579 transitions. [2023-11-12 00:08:25,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2023-11-12 00:08:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2579 transitions. [2023-11-12 00:08:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 00:08:25,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:25,079 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1] [2023-11-12 00:08:25,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:08:25,080 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)] === [2023-11-12 00:08:25,081 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:25,081 INFO L85 PathProgramCache]: Analyzing trace with hash -131971072, now seen corresponding path program 1 times [2023-11-12 00:08:25,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:08:25,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983312047] [2023-11-12 00:08:25,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:25,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:08:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-12 00:08:25,565 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:08:25,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983312047] [2023-11-12 00:08:25,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983312047] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:25,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:25,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:08:25,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598028998] [2023-11-12 00:08:25,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:25,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:08:25,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:08:25,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:08:25,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:08:25,570 INFO L87 Difference]: Start difference. First operand 1797 states and 2579 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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) [2023-11-12 00:08:27,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:29,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:31,539 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 [] [2023-11-12 00:08:36,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:36,823 INFO L93 Difference]: Finished difference Result 1803 states and 2584 transitions. [2023-11-12 00:08:36,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:08:36,824 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 53 [2023-11-12 00:08:36,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:36,847 INFO L225 Difference]: With dead ends: 1803 [2023-11-12 00:08:36,847 INFO L226 Difference]: Without dead ends: 1801 [2023-11-12 00:08:36,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:08:36,850 INFO L413 NwaCegarLoop]: 2251 mSDtfsCounter, 2546 mSDsluCounter, 4482 mSDsCounter, 0 mSdLazyCounter, 993 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2556 SdHoareTripleChecker+Valid, 6733 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 993 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:36,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2556 Valid, 6733 Invalid, 996 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 993 Invalid, 2 Unknown, 0 Unchecked, 11.0s Time] [2023-11-12 00:08:36,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2023-11-12 00:08:37,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1801. [2023-11-12 00:08:37,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1801 states, 1020 states have (on average 1.2245098039215687) internal successors, (1249), 1070 states have internal predecessors, (1249), 668 states have call successors, (668), 111 states have call predecessors, (668), 110 states have return successors, (665), 650 states have call predecessors, (665), 665 states have call successors, (665) [2023-11-12 00:08:37,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2582 transitions. [2023-11-12 00:08:37,043 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2582 transitions. Word has length 53 [2023-11-12 00:08:37,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:37,044 INFO L495 AbstractCegarLoop]: Abstraction has 1801 states and 2582 transitions. [2023-11-12 00:08:37,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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) [2023-11-12 00:08:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2582 transitions. [2023-11-12 00:08:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-12 00:08:37,056 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:37,056 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1] [2023-11-12 00:08:37,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 00:08:37,057 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)] === [2023-11-12 00:08:37,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:37,067 INFO L85 PathProgramCache]: Analyzing trace with hash 290782863, now seen corresponding path program 1 times [2023-11-12 00:08:37,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:08:37,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854541072] [2023-11-12 00:08:37,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:37,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:08:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:37,598 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:08:37,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:08:37,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854541072] [2023-11-12 00:08:37,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854541072] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:37,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:37,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:08:37,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650205998] [2023-11-12 00:08:37,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:37,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:08:37,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:08:37,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:08:37,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:08:37,605 INFO L87 Difference]: Start difference. First operand 1801 states and 2582 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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) [2023-11-12 00:08:40,004 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 []