./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91 --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 8621382bb8e226d86aa1d73e10febc7c94f38bbe6f958100a9f5520068b3bbed --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:07:42,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:07:42,823 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-25 00:07:42,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:07:42,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:07:42,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:07:42,878 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:07:42,879 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:07:42,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:07:42,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:07:42,885 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:07:42,886 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:07:42,887 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:07:42,888 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:07:42,889 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:07:42,890 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:07:42,890 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:07:42,891 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:07:42,891 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:07:42,892 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:07:42,892 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:07:42,893 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:07:42,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:07:42,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:07:42,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:07:42,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:07:42,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:07:42,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:07:42,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:07:42,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:07:42,897 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:07:42,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:07:42,898 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:07:42,898 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:07:42,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:42,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:07:42,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:07:42,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:07:42,899 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:07:42,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:07:42,900 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:07:42,900 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:07:42,901 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:07:42,901 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:07:42,901 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_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8621382bb8e226d86aa1d73e10febc7c94f38bbe6f958100a9f5520068b3bbed [2023-11-25 00:07:43,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:07:43,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:07:43,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:07:43,249 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:07:43,249 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:07:43,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-25 00:07:46,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:07:47,193 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:07:47,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-25 00:07:47,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/data/5d80d81d4/27594f87fa8142a8b6d24b6520df1fea/FLAG0dd3ec312 [2023-11-25 00:07:47,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/data/5d80d81d4/27594f87fa8142a8b6d24b6520df1fea [2023-11-25 00:07:47,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:07:47,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:07:47,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:47,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:07:47,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:07:47,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:47" (1/1) ... [2023-11-25 00:07:47,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521cf445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:47, skipping insertion in model container [2023-11-25 00:07:47,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:47" (1/1) ... [2023-11-25 00:07:47,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:07:50,100 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310656,310669] [2023-11-25 00:07:50,105 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310822,310835] [2023-11-25 00:07:50,106 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310986,310999] [2023-11-25 00:07:50,106 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[311151,311164] [2023-11-25 00:07:50,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:50,201 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:07:50,339 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"); [5356] [2023-11-25 00:07:50,341 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)); [5363] [2023-11-25 00:07:50,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5370] [2023-11-25 00:07:50,348 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/46e2119/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5424-5425] [2023-11-25 00:07:50,348 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"); [5430-5432] [2023-11-25 00:07:50,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5469] [2023-11-25 00:07:50,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5472] [2023-11-25 00:07:50,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5475] [2023-11-25 00:07:50,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5478] [2023-11-25 00:07:50,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5567] [2023-11-25 00:07:50,354 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5575] [2023-11-25 00:07:50,354 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5605] [2023-11-25 00:07:50,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5613] [2023-11-25 00:07:50,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5620] [2023-11-25 00:07:50,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5628] [2023-11-25 00:07:50,366 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)); [5696-5697] [2023-11-25 00:07:50,367 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)); [5730-5731] [2023-11-25 00:07:50,626 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310656,310669] [2023-11-25 00:07:50,627 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310822,310835] [2023-11-25 00:07:50,627 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310986,310999] [2023-11-25 00:07:50,628 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_f0c55caa-3810-4025-bbca-56f2e24538c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[311151,311164] [2023-11-25 00:07:50,636 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:50,825 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-25 00:07:50,825 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-25 00:07:50,833 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:07:50,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50 WrapperNode [2023-11-25 00:07:50,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:50,834 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:50,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:07:50,834 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:07:50,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:50,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,224 INFO L138 Inliner]: procedures = 343, calls = 2170, calls flagged for inlining = 180, calls inlined = 170, statements flattened = 5582 [2023-11-25 00:07:51,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:51,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:07:51,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:07:51,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:07:51,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,573 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,604 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:07:51,672 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:07:51,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:07:51,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:07:51,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (1/1) ... [2023-11-25 00:07:51,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:51,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:07:51,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:07:51,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0c55caa-3810-4025-bbca-56f2e24538c5/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:07:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-25 00:07:51,749 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-25 00:07:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-25 00:07:51,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-25 00:07:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-25 00:07:51,752 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-25 00:07:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-25 00:07:51,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-25 00:07:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-25 00:07:51,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-25 00:07:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-25 00:07:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-25 00:07:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-25 00:07:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-25 00:07:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-25 00:07:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-25 00:07:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-25 00:07:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-25 00:07:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-25 00:07:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-25 00:07:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-25 00:07:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-25 00:07:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-25 00:07:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-25 00:07:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-25 00:07:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-25 00:07:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-25 00:07:51,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-25 00:07:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-25 00:07:51,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-25 00:07:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-25 00:07:51,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-25 00:07:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-25 00:07:51,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-25 00:07:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-25 00:07:51,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-25 00:07:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-25 00:07:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-25 00:07:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-25 00:07:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-25 00:07:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-25 00:07:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-25 00:07:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-25 00:07:51,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-25 00:07:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-25 00:07:51,759 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-25 00:07:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-25 00:07:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-25 00:07:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-25 00:07:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-25 00:07:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:07:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-25 00:07:51,760 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-25 00:07:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-25 00:07:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-25 00:07:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:07:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-25 00:07:51,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-25 00:07:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-25 00:07:51,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-25 00:07:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-25 00:07:51,763 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-25 00:07:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2023-11-25 00:07:51,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2023-11-25 00:07:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-25 00:07:51,763 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-25 00:07:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-25 00:07:51,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-25 00:07:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-25 00:07:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-25 00:07:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-25 00:07:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-25 00:07:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-25 00:07:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-25 00:07:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-25 00:07:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-25 00:07:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:07:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-25 00:07:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-25 00:07:51,765 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-25 00:07:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-25 00:07:51,765 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-25 00:07:51,765 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-25 00:07:51,765 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-25 00:07:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-25 00:07:51,766 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-25 00:07:51,766 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-25 00:07:51,766 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-25 00:07:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-25 00:07:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-25 00:07:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-25 00:07:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-25 00:07:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-25 00:07:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-25 00:07:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-25 00:07:51,768 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-25 00:07:51,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-25 00:07:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-25 00:07:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-25 00:07:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-25 00:07:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-25 00:07:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-25 00:07:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-25 00:07:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-25 00:07:51,769 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-25 00:07:51,769 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-25 00:07:51,770 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-25 00:07:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-25 00:07:51,770 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-25 00:07:51,770 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-25 00:07:51,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-25 00:07:51,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-25 00:07:51,771 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-25 00:07:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-25 00:07:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-25 00:07:51,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-25 00:07:51,772 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-25 00:07:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-25 00:07:51,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-25 00:07:51,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-25 00:07:51,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:07:51,774 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-25 00:07:51,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-25 00:07:51,778 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-25 00:07:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-25 00:07:51,779 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-25 00:07:51,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-25 00:07:51,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-25 00:07:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-25 00:07:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-25 00:07:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-25 00:07:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-25 00:07:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-25 00:07:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-25 00:07:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-25 00:07:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-25 00:07:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-25 00:07:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-25 00:07:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-25 00:07:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-25 00:07:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-25 00:07:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-25 00:07:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-25 00:07:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-25 00:07:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-25 00:07:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-25 00:07:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-25 00:07:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-25 00:07:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-25 00:07:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-25 00:07:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-25 00:07:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:07:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-25 00:07:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-25 00:07:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-25 00:07:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-25 00:07:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-25 00:07:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-25 00:07:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-25 00:07:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-25 00:07:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-25 00:07:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-25 00:07:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-25 00:07:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-25 00:07:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-25 00:07:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-25 00:07:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-25 00:07:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-25 00:07:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-25 00:07:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-25 00:07:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-25 00:07:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-25 00:07:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-25 00:07:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-25 00:07:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-25 00:07:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:07:51,791 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-25 00:07:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-25 00:07:51,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-25 00:07:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-25 00:07:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-25 00:07:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-25 00:07:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:07:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-25 00:07:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-25 00:07:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-25 00:07:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-25 00:07:51,795 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-25 00:07:51,796 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-25 00:07:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-25 00:07:51,796 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-25 00:07:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-25 00:07:51,796 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-25 00:07:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-25 00:07:51,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-25 00:07:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-25 00:07:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-25 00:07:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-25 00:07:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-25 00:07:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-25 00:07:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-25 00:07:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-25 00:07:51,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-25 00:07:51,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-25 00:07:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-25 00:07:51,798 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-25 00:07:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-25 00:07:51,798 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-25 00:07:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-25 00:07:51,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-25 00:07:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-25 00:07:51,798 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-25 00:07:51,798 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-25 00:07:51,799 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-25 00:07:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:07:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-25 00:07:51,799 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-25 00:07:51,799 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-25 00:07:51,800 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-25 00:07:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-25 00:07:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-25 00:07:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-25 00:07:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-25 00:07:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-25 00:07:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:07:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:07:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-25 00:07:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-25 00:07:52,657 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:07:52,666 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:07:54,182 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-25 00:07:58,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret373#1;havoc tlan_eisa_probe_#t~ret373#1;tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset := 43, 0; [2023-11-25 00:07:58,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret373#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 [2023-11-25 00:07:58,024 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6973: 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); [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6973: 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)); [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908-1: assume -2147483648 <= tlan_eisa_probe_#t~ret375#1 && tlan_eisa_probe_#t~ret375#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset;havoc tlan_eisa_probe_#t~ret375#1; [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: SUMMARY for call tlan_eisa_probe_#t~ret375#1 := printk(tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset); srcloc: null [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7008: assume -2147483648 <= tlan_eisa_probe_#t~ret390#1 && tlan_eisa_probe_#t~ret390#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret390#1;havoc tlan_eisa_probe_#t~ret390#1; [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43231#1: SUMMARY for call tlan_eisa_probe_#t~ret390#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret385#1;havoc tlan_eisa_probe_#t~ret385#1; [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944: SUMMARY for call tlan_eisa_probe_#t~ret385#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 [2023-11-25 00:07:58,025 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6977: 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); [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6977: 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)); [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet376#1 := ~debug~0; [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet376#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet376#1 <= 16;assume tlan_eisa_probe_#t~nondet376#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet376#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet376#1 >= -2147483648; [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet380#1 := 0; [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-5: assume !(0 == ~debug~0); [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume 0 != tlan_eisa_probe_#t~nondet376#1;havoc tlan_eisa_probe_#t~nondet376#1; [2023-11-25 00:07:58,026 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume !(0 != tlan_eisa_probe_#t~nondet376#1);havoc tlan_eisa_probe_#t~nondet376#1; [2023-11-25 00:07:58,027 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6946: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-25 00:07:58,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6946: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-25 00:07:58,036 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914: SUMMARY for call tlan_eisa_probe_#t~ret377#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 [2023-11-25 00:07:58,037 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret377#1;havoc tlan_eisa_probe_#t~ret377#1;tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset := 44, 0; [2023-11-25 00:07:58,037 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7014: SUMMARY for call tlan_eisa_probe_#t~ret392#1 := printk(tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset); srcloc: null [2023-11-25 00:07:58,037 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915-1: assume -2147483648 <= tlan_eisa_probe_#t~ret379#1 && tlan_eisa_probe_#t~ret379#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset;havoc tlan_eisa_probe_#t~ret379#1; [2023-11-25 00:07:58,037 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: SUMMARY for call tlan_eisa_probe_#t~ret379#1 := printk(tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset); srcloc: null [2023-11-25 00:07:58,037 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6948: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-25 00:07:58,037 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: 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); [2023-11-25 00:07:58,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6981: 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)); [2023-11-25 00:07:58,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7014-1: assume -2147483648 <= tlan_eisa_probe_#t~ret392#1 && tlan_eisa_probe_#t~ret392#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset;havoc tlan_eisa_probe_#t~ret392#1; [2023-11-25 00:07:58,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-25 00:07:58,038 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet380#1 := ~debug~0; [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet380#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet380#1 <= 16;assume tlan_eisa_probe_#t~nondet380#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet380#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet380#1 >= -2147483648; [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6985: 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); [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6985: 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)); [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-5: call tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#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~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset;havoc tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset; [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-3: assume 0 != tlan_eisa_probe_#t~nondet380#1;havoc tlan_eisa_probe_#t~nondet380#1;tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset := 45, 0; [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-3: assume !(0 != tlan_eisa_probe_#t~nondet380#1);havoc tlan_eisa_probe_#t~nondet380#1; [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call tlan_eisa_probe_#t~ret386#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 [2023-11-25 00:07:58,039 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7020-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume -2147483648 <= tlan_eisa_probe_#t~ret382#1 && tlan_eisa_probe_#t~ret382#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset;havoc tlan_eisa_probe_#t~ret382#1; [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921: SUMMARY for call tlan_eisa_probe_#t~ret382#1 := printk(tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset); srcloc: null [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954-1: tlan_eisa_probe_~tmp___3~2#1 := tlan_eisa_probe_#t~ret386#1;havoc tlan_eisa_probe_#t~ret386#1; [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: SUMMARY for call tlan_eisa_probe_#t~ret394#1 := printk(tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset); srcloc: null [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296; [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296); [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022-1: assume -2147483648 <= tlan_eisa_probe_#t~ret394#1 && tlan_eisa_probe_#t~ret394#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset;havoc tlan_eisa_probe_#t~ret394#1; [2023-11-25 00:07:58,040 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet372#1 := 0; [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset := 46, 0; [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: assume !(16 == ~debug~0); [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7029: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7029: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-25 00:07:58,041 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963-2: SUMMARY for call tlan_eisa_probe_#t~ret389#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 [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6965-1: assume -2147483648 <= tlan_eisa_probe_#t~ret388#1 && tlan_eisa_probe_#t~ret388#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset;havoc tlan_eisa_probe_#t~ret388#1; [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6965: SUMMARY for call tlan_eisa_probe_#t~ret388#1 := printk(tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset); srcloc: null [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6934: SUMMARY for call tlan_eisa_probe_#t~ret384#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 [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6934-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret384#1;havoc tlan_eisa_probe_#t~ret384#1; [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6936: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-25 00:07:58,042 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6936: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret389#1;havoc tlan_eisa_probe_#t~ret389#1; [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset := 47, 0; [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset := 48, 0; [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6938: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume 0 != tlan_eisa_probe_#t~nondet372#1;havoc tlan_eisa_probe_#t~nondet372#1; [2023-11-25 00:07:58,043 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume !(0 != tlan_eisa_probe_#t~nondet372#1);havoc tlan_eisa_probe_#t~nondet372#1; [2023-11-25 00:07:58,048 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet372#1 := ~debug~0; [2023-11-25 00:07:58,048 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet372#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet372#1 <= 16;assume tlan_eisa_probe_#t~nondet372#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet372#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet372#1 >= -2147483648; [2023-11-25 00:07:58,049 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet376#1 := 0; [2023-11-25 00:07:58,049 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume !(0 == ~debug~0); [2023-11-25 00:07:58,250 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:08:02,583 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:08:02,583 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:08:02,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:02 BoogieIcfgContainer [2023-11-25 00:08:02,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:08:02,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:08:02,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:08:02,593 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:08:02,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:07:47" (1/3) ... [2023-11-25 00:08:02,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72dca0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:02, skipping insertion in model container [2023-11-25 00:08:02,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:50" (2/3) ... [2023-11-25 00:08:02,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72dca0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:02, skipping insertion in model container [2023-11-25 00:08:02,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:02" (3/3) ... [2023-11-25 00:08:02,597 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-25 00:08:02,620 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:08:02,620 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:08:02,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:08:02,743 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;@df6291f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:08:02,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:08:02,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 1784 states, 1019 states have (on average 1.2266928361138372) internal successors, (1250), 1066 states have internal predecessors, (1250), 657 states have call successors, (657), 107 states have call predecessors, (657), 106 states have return successors, (653), 638 states have call predecessors, (653), 653 states have call successors, (653) [2023-11-25 00:08:02,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-25 00:08:02,774 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:02,775 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] [2023-11-25 00:08:02,775 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:02,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:02,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1806809692, now seen corresponding path program 1 times [2023-11-25 00:08:02,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:08:02,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627609636] [2023-11-25 00:08:02,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:02,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:08:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-25 00:08:04,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:08:04,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627609636] [2023-11-25 00:08:04,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627609636] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:04,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:04,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-25 00:08:04,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778621855] [2023-11-25 00:08:04,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:04,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:08:04,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:08:04,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:08:04,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:08:04,329 INFO L87 Difference]: Start difference. First operand has 1784 states, 1019 states have (on average 1.2266928361138372) internal successors, (1250), 1066 states have internal predecessors, (1250), 657 states have call successors, (657), 107 states have call predecessors, (657), 106 states have return successors, (653), 638 states have call predecessors, (653), 653 states have call successors, (653) 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) [2023-11-25 00:08:06,788 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 [] [2023-11-25 00:08:08,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:10,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:15,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:15,144 INFO L93 Difference]: Finished difference Result 1798 states and 2581 transitions. [2023-11-25 00:08:15,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:08:15,147 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 [2023-11-25 00:08:15,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:15,202 INFO L225 Difference]: With dead ends: 1798 [2023-11-25 00:08:15,202 INFO L226 Difference]: Without dead ends: 1777 [2023-11-25 00:08:15,211 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 [2023-11-25 00:08:15,214 INFO L413 NwaCegarLoop]: 2230 mSDtfsCounter, 2540 mSDsluCounter, 4455 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2543 SdHoareTripleChecker+Valid, 6685 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:15,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2543 Valid, 6685 Invalid, 984 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 980 Invalid, 3 Unknown, 0 Unchecked, 10.4s Time] [2023-11-25 00:08:15,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1777 states. [2023-11-25 00:08:15,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1777 to 1777. [2023-11-25 00:08:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1777 states, 1017 states have (on average 1.2232055063913472) internal successors, (1244), 1063 states have internal predecessors, (1244), 653 states have call successors, (653), 107 states have call predecessors, (653), 106 states have return successors, (650), 635 states have call predecessors, (650), 650 states have call successors, (650) [2023-11-25 00:08:15,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1777 states and 2547 transitions. [2023-11-25 00:08:15,443 INFO L78 Accepts]: Start accepts. Automaton has 1777 states and 2547 transitions. Word has length 48 [2023-11-25 00:08:15,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:15,444 INFO L495 AbstractCegarLoop]: Abstraction has 1777 states and 2547 transitions. [2023-11-25 00:08:15,445 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) [2023-11-25 00:08:15,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2547 transitions. [2023-11-25 00:08:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-25 00:08:15,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:15,448 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] [2023-11-25 00:08:15,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:08:15,449 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:15,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:15,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1586291675, now seen corresponding path program 1 times [2023-11-25 00:08:15,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:08:15,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681119401] [2023-11-25 00:08:15,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:15,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:08:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-25 00:08:16,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:08:16,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681119401] [2023-11-25 00:08:16,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681119401] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:16,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:16,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-25 00:08:16,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319932013] [2023-11-25 00:08:16,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:16,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:08:16,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:08:16,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:08:16,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:08:16,124 INFO L87 Difference]: Start difference. First operand 1777 states and 2547 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) [2023-11-25 00:08:18,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:20,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:25,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:25,560 INFO L93 Difference]: Finished difference Result 1783 states and 2552 transitions. [2023-11-25 00:08:25,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:08:25,561 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 [2023-11-25 00:08:25,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:25,582 INFO L225 Difference]: With dead ends: 1783 [2023-11-25 00:08:25,582 INFO L226 Difference]: Without dead ends: 1779 [2023-11-25 00:08:25,589 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 [2023-11-25 00:08:25,590 INFO L413 NwaCegarLoop]: 2220 mSDtfsCounter, 2523 mSDsluCounter, 4429 mSDsCounter, 0 mSdLazyCounter, 981 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2524 SdHoareTripleChecker+Valid, 6649 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 981 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:25,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2524 Valid, 6649 Invalid, 984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 981 Invalid, 2 Unknown, 0 Unchecked, 9.2s Time] [2023-11-25 00:08:25,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1779 states. [2023-11-25 00:08:25,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1779 to 1779. [2023-11-25 00:08:25,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1779 states, 1019 states have (on average 1.2217860647693817) internal successors, (1245), 1064 states have internal predecessors, (1245), 653 states have call successors, (653), 108 states have call predecessors, (653), 106 states have return successors, (650), 635 states have call predecessors, (650), 650 states have call successors, (650) [2023-11-25 00:08:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1779 states and 2548 transitions. [2023-11-25 00:08:25,842 INFO L78 Accepts]: Start accepts. Automaton has 1779 states and 2548 transitions. Word has length 53 [2023-11-25 00:08:25,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:25,843 INFO L495 AbstractCegarLoop]: Abstraction has 1779 states and 2548 transitions. [2023-11-25 00:08:25,843 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) [2023-11-25 00:08:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2548 transitions. [2023-11-25 00:08:25,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-25 00:08:25,855 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:25,855 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] [2023-11-25 00:08:25,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-25 00:08:25,856 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:25,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:25,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1182693444, now seen corresponding path program 1 times [2023-11-25 00:08:25,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:08:25,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021517817] [2023-11-25 00:08:25,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:25,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:08:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:26,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-25 00:08:26,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:08:26,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021517817] [2023-11-25 00:08:26,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021517817] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:26,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:26,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-25 00:08:26,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073144624] [2023-11-25 00:08:26,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:26,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:08:26,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:08:26,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:08:26,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:08:26,582 INFO L87 Difference]: Start difference. First operand 1779 states and 2548 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) [2023-11-25 00:08:28,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:30,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:32,934 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 [] [2023-11-25 00:08:36,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:36,919 INFO L93 Difference]: Finished difference Result 1779 states and 2548 transitions. [2023-11-25 00:08:36,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:08:36,920 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, (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 58 [2023-11-25 00:08:36,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:36,920 INFO L225 Difference]: With dead ends: 1779 [2023-11-25 00:08:36,920 INFO L226 Difference]: Without dead ends: 0 [2023-11-25 00:08:36,939 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 [2023-11-25 00:08:36,940 INFO L413 NwaCegarLoop]: 2218 mSDtfsCounter, 2519 mSDsluCounter, 4428 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2519 SdHoareTripleChecker+Valid, 6646 SdHoareTripleChecker+Invalid, 979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:36,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2519 Valid, 6646 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 975 Invalid, 3 Unknown, 0 Unchecked, 10.1s Time] [2023-11-25 00:08:36,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-25 00:08:36,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-25 00:08:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-25 00:08:36,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-25 00:08:36,943 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2023-11-25 00:08:36,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:36,944 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-25 00:08:36,944 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, (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) [2023-11-25 00:08:36,944 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-25 00:08:36,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-25 00:08:36,947 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:08:36,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-25 00:08:36,950 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.