./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/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_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire --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 0.2.3-dev-30e01a7 [2023-11-23 21:28:14,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:15,100 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:28:15,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:15,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:15,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:15,151 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:15,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:15,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:15,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:15,154 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:15,155 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:15,155 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:15,156 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:15,157 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:15,157 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:15,158 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:15,158 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:15,159 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:15,159 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:15,160 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:15,160 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:15,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:15,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:15,162 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:15,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:15,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:15,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:15,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:15,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:15,165 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:15,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:15,166 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:15,166 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:15,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:15,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:15,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:15,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:15,167 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:15,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:15,168 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:15,168 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:15,168 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:15,168 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:15,169 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8621382bb8e226d86aa1d73e10febc7c94f38bbe6f958100a9f5520068b3bbed [2023-11-23 21:28:15,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:15,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:15,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:15,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:15,545 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:15,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:28:18,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:19,343 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:19,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:28:19,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/data/cc2af27f5/6a2201fe856c4579a3ec0fd0844ecc11/FLAG324525600 [2023-11-23 21:28:19,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/data/cc2af27f5/6a2201fe856c4579a3ec0fd0844ecc11 [2023-11-23 21:28:19,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:19,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:19,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:19,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:19,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:19,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c642dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:19, skipping insertion in model container [2023-11-23 21:28:19,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:19" (1/1) ... [2023-11-23 21:28:19,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:22,587 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310656,310669] [2023-11-23 21:28:22,591 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310822,310835] [2023-11-23 21:28:22,592 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310986,310999] [2023-11-23 21:28:22,592 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[311151,311164] [2023-11-23 21:28:22,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:22,699 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:22,843 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] [2023-11-23 21:28:22,845 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] [2023-11-23 21:28:22,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5370] [2023-11-23 21:28:22,850 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] [2023-11-23 21:28:22,851 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] [2023-11-23 21:28:22,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5469] [2023-11-23 21:28:22,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5472] [2023-11-23 21:28:22,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5475] [2023-11-23 21:28:22,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5478] [2023-11-23 21:28:22,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5567] [2023-11-23 21:28:22,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5575] [2023-11-23 21:28:22,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5605] [2023-11-23 21:28:22,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5613] [2023-11-23 21:28:22,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5620] [2023-11-23 21:28:22,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5628] [2023-11-23 21:28:22,863 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] [2023-11-23 21:28:22,865 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] [2023-11-23 21:28:23,101 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310656,310669] [2023-11-23 21:28:23,102 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310822,310835] [2023-11-23 21:28:23,104 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[310986,310999] [2023-11-23 21:28:23,105 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_47f92472-f7c4-4dca-b9ec-4ebda691522b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[311151,311164] [2023-11-23 21:28:23,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:23,314 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:23,314 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:28:23,322 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:23,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23 WrapperNode [2023-11-23 21:28:23,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:23,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:23,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:23,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:23,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:23,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:23,642 INFO L138 Inliner]: procedures = 343, calls = 2170, calls flagged for inlining = 180, calls inlined = 170, statements flattened = 5466 [2023-11-23 21:28:23,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:23,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:23,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:23,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:23,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:23,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:23,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:23,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:23,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:24,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:24,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:24,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:24,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:24,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:24,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:24,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:24,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (1/1) ... [2023-11-23 21:28:24,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:24,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:24,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:24,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f92472-f7c4-4dca-b9ec-4ebda691522b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:24,331 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-23 21:28:24,332 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-23 21:28:24,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-23 21:28:24,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-23 21:28:24,333 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_up [2023-11-23 21:28:24,333 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_up [2023-11-23 21:28:24,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:28:24,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:28:24,333 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:28:24,334 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:28:24,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:28:24,335 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:28:24,335 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:28:24,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:28:24,336 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-23 21:28:24,336 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-23 21:28:24,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:28:24,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:28:24,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:28:24,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:28:24,337 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-23 21:28:24,337 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-23 21:28:24,337 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-23 21:28:24,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-23 21:28:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-23 21:28:24,338 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-23 21:28:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:28:24,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:28:24,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2023-11-23 21:28:24,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2023-11-23 21:28:24,339 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-23 21:28:24,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-23 21:28:24,339 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_finish_auto_neg [2023-11-23 21:28:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_finish_auto_neg [2023-11-23 21:28:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:28:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:28:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:28:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:28:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-23 21:28:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-23 21:28:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:28:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:28:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-23 21:28:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-23 21:28:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:28:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:28:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-23 21:28:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-23 21:28:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_start_link [2023-11-23 21:28:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_start_link [2023-11-23 21:28:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:28:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-23 21:28:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-23 21:28:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:28:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:28:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:28:24,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:28:24,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:28:24,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:28:24,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:28:24,346 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-23 21:28:24,347 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-23 21:28:24,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2023-11-23 21:28:24,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2023-11-23 21:28:24,348 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:28:24,348 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:28:24,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:28:24,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:28:24,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:28:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:28:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:28:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:28:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2023-11-23 21:28:24,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2023-11-23 21:28:24,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:28:24,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:28:24,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:28:24,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:28:24,350 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:28:24,350 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:28:24,350 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-23 21:28:24,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-23 21:28:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-23 21:28:24,351 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-23 21:28:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-23 21:28:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-23 21:28:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-23 21:28:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-23 21:28:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:28:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:28:24,353 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:28:24,353 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:28:24,353 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:28:24,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:28:24,353 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:28:24,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:28:24,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:28:24,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:28:24,354 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-23 21:28:24,354 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-23 21:28:24,354 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-23 21:28:24,355 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-23 21:28:24,355 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-23 21:28:24,355 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-23 21:28:24,355 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-23 21:28:24,355 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-23 21:28:24,356 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:28:24,356 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:28:24,356 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-23 21:28:24,356 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-23 21:28:24,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:28:24,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:28:24,357 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-23 21:28:24,357 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-23 21:28:24,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-23 21:28:24,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-23 21:28:24,357 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-23 21:28:24,357 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-23 21:28:24,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:28:24,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:28:24,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:28:24,358 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:28:24,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:28:24,359 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:28:24,359 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:28:24,359 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:28:24,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:28:24,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:28:24,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:28:24,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:28:24,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:28:24,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:28:24,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:28:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-23 21:28:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-23 21:28:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_timer [2023-11-23 21:28:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_timer [2023-11-23 21:28:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2023-11-23 21:28:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2023-11-23 21:28:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-23 21:28:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-23 21:28:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-23 21:28:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-23 21:28:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:28:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:28:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-23 21:28:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-23 21:28:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-23 21:28:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-23 21:28:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:28:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:28:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:28:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:28:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:28:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-23 21:28:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-23 21:28:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-23 21:28:24,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-23 21:28:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-23 21:28:24,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-23 21:28:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:28:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:28:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-23 21:28:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-23 21:28:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-23 21:28:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-23 21:28:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:28:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-23 21:28:24,368 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-23 21:28:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-23 21:28:24,368 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-23 21:28:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:28:24,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:28:24,369 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:28:24,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:28:24,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:24,369 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-23 21:28:24,369 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-23 21:28:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:28:24,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:28:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:28:24,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:28:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:28:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:28:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:28:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:28:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-23 21:28:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-23 21:28:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_reset [2023-11-23 21:28:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_reset [2023-11-23 21:28:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-23 21:28:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-23 21:28:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-23 21:28:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-23 21:28:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:28:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:28:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-23 21:28:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-23 21:28:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:28:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:28:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:28:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:28:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:28:24,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:28:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-23 21:28:24,374 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-23 21:28:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:28:24,374 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:28:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-23 21:28:24,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-23 21:28:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-23 21:28:24,375 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-23 21:28:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-23 21:28:24,375 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-23 21:28:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-23 21:28:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-23 21:28:24,376 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-23 21:28:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-23 21:28:24,376 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-23 21:28:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:28:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:28:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:28:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:28:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:24,378 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-23 21:28:24,378 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-23 21:28:25,252 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:25,263 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:26,740 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:28:30,348 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret355#1;havoc tlan_eisa_probe_#t~ret355#1; [2023-11-23 21:28:30,348 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret355#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 [2023-11-23 21:28:30,348 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); [2023-11-23 21:28:30,348 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)); [2023-11-23 21:28:30,349 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-23 21:28:30,349 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(43, 0); srcloc: null [2023-11-23 21:28:30,349 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7008: assume -2147483648 <= tlan_eisa_probe_#t~ret368#1 && tlan_eisa_probe_#t~ret368#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret368#1;havoc tlan_eisa_probe_#t~ret368#1; [2023-11-23 21:28:30,349 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43231#1: SUMMARY for call tlan_eisa_probe_#t~ret368#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-23 21:28:30,349 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret364#1;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-23 21:28:30,349 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944: SUMMARY for call tlan_eisa_probe_#t~ret364#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 [2023-11-23 21:28:30,349 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); [2023-11-23 21:28:30,349 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)); [2023-11-23 21:28:30,350 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet357#1 := ~debug~0; [2023-11-23 21:28:30,350 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet357#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet357#1 <= 16;assume tlan_eisa_probe_#t~nondet357#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet357#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet357#1 >= -2147483648; [2023-11-23 21:28:30,350 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet360#1 := 0; [2023-11-23 21:28:30,350 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-5: assume !(0 == ~debug~0); [2023-11-23 21:28:30,350 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume 0 != tlan_eisa_probe_#t~nondet357#1;havoc tlan_eisa_probe_#t~nondet357#1; [2023-11-23 21:28:30,350 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume !(0 != tlan_eisa_probe_#t~nondet357#1);havoc tlan_eisa_probe_#t~nondet357#1; [2023-11-23 21:28:30,350 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; [2023-11-23 21:28:30,351 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); [2023-11-23 21:28:30,351 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914: SUMMARY for call tlan_eisa_probe_#t~ret358#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 [2023-11-23 21:28:30,351 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-23 21:28:30,351 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7014: SUMMARY for call tlan_eisa_probe_#t~ret369#1 := printk(47, 0); srcloc: null [2023-11-23 21:28:30,351 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915-1: assume -2147483648 <= tlan_eisa_probe_#t~ret359#1 && tlan_eisa_probe_#t~ret359#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-23 21:28:30,351 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: SUMMARY for call tlan_eisa_probe_#t~ret359#1 := printk(44, 0); srcloc: null [2023-11-23 21:28:30,351 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 [2023-11-23 21:28:30,351 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); [2023-11-23 21:28:30,351 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)); [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7014-1: assume -2147483648 <= tlan_eisa_probe_#t~ret369#1 && tlan_eisa_probe_#t~ret369#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret369#1; [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet360#1 := ~debug~0; [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet360#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet360#1 <= 16;assume tlan_eisa_probe_#t~nondet360#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet360#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet360#1 >= -2147483648; [2023-11-23 21:28:30,352 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); [2023-11-23 21:28:30,352 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)); [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-5: call tlan_eisa_probe_#t~ret362#1.base, tlan_eisa_probe_#t~ret362#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~ret362#1.base, tlan_eisa_probe_#t~ret362#1.offset;havoc tlan_eisa_probe_#t~ret362#1.base, tlan_eisa_probe_#t~ret362#1.offset; [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-3: assume 0 != tlan_eisa_probe_#t~nondet360#1;havoc tlan_eisa_probe_#t~nondet360#1; [2023-11-23 21:28:30,352 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919-3: assume !(0 != tlan_eisa_probe_#t~nondet360#1);havoc tlan_eisa_probe_#t~nondet360#1; [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: SUMMARY for call tlan_eisa_probe_#t~ret365#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 [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7020-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(45, 0); srcloc: null [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954-1: tlan_eisa_probe_~tmp___3~2#1 := tlan_eisa_probe_#t~ret365#1;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: SUMMARY for call tlan_eisa_probe_#t~ret370#1 := printk(48, 0); srcloc: null [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296; [2023-11-23 21:28:30,353 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296); [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022-1: assume -2147483648 <= tlan_eisa_probe_#t~ret370#1 && tlan_eisa_probe_#t~ret370#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret370#1; [2023-11-23 21:28:30,354 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 [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !(0 == ~debug~0); [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet354#1 := 0; [2023-11-23 21:28:30,354 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; [2023-11-23 21:28:30,354 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); [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: assume 16 == ~debug~0; [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: assume !(16 == ~debug~0); [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7029: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-23 21:28:30,354 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7029: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963-2: SUMMARY for call tlan_eisa_probe_#t~ret367#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 [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6965-1: assume -2147483648 <= tlan_eisa_probe_#t~ret366#1 && tlan_eisa_probe_#t~ret366#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret366#1; [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6965: SUMMARY for call tlan_eisa_probe_#t~ret366#1 := printk(46, 0); srcloc: null [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6934: SUMMARY for call tlan_eisa_probe_#t~ret363#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 [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6934-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6936: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6936: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-23 21:28:30,355 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret367#1;havoc tlan_eisa_probe_#t~ret367#1; [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume !(16 == ~debug~0); [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##113: assume 16 == ~debug~0; [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume !(16 == ~debug~0); [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##116: assume 16 == ~debug~0; [2023-11-23 21:28:30,356 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 [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume 0 != tlan_eisa_probe_#t~nondet354#1;havoc tlan_eisa_probe_#t~nondet354#1; [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume !(0 != tlan_eisa_probe_#t~nondet354#1);havoc tlan_eisa_probe_#t~nondet354#1; [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet354#1 := ~debug~0; [2023-11-23 21:28:30,356 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet354#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet354#1 <= 16;assume tlan_eisa_probe_#t~nondet354#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet354#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet354#1 >= -2147483648; [2023-11-23 21:28:30,357 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet357#1 := 0; [2023-11-23 21:28:30,357 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume !(0 == ~debug~0); [2023-11-23 21:28:30,570 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:35,245 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:35,246 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:35,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:35 BoogieIcfgContainer [2023-11-23 21:28:35,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:35,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:35,252 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:35,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:35,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:19" (1/3) ... [2023-11-23 21:28:35,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5e8e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:35, skipping insertion in model container [2023-11-23 21:28:35,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:23" (2/3) ... [2023-11-23 21:28:35,258 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5e8e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:35, skipping insertion in model container [2023-11-23 21:28:35,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:35" (3/3) ... [2023-11-23 21:28:35,260 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-23 21:28:35,284 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:35,284 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:35,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:35,413 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;@50fe6680, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:35,413 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 1779 states, 1014 states have (on average 1.227810650887574) internal successors, (1245), 1063 states have internal predecessors, (1245), 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) [2023-11-23 21:28:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 21:28:35,443 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:35,444 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] [2023-11-23 21:28:35,445 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] === [2023-11-23 21:28:35,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:35,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1357224535, now seen corresponding path program 1 times [2023-11-23 21:28:35,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:35,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108264787] [2023-11-23 21:28:35,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:35,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 21:28:36,920 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:28:36,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108264787] [2023-11-23 21:28:36,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108264787] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:36,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:36,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:28:36,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703937664] [2023-11-23 21:28:36,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:36,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:28:36,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:28:36,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:28:36,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:28:36,977 INFO L87 Difference]: Start difference. First operand has 1779 states, 1014 states have (on average 1.227810650887574) internal successors, (1245), 1063 states have internal predecessors, (1245), 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) [2023-11-23 21:28:39,398 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 [] [2023-11-23 21:28:41,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:43,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:47,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:47,012 INFO L93 Difference]: Finished difference Result 1793 states and 2576 transitions. [2023-11-23 21:28:47,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:28:47,014 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 [2023-11-23 21:28:47,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:47,060 INFO L225 Difference]: With dead ends: 1793 [2023-11-23 21:28:47,061 INFO L226 Difference]: Without dead ends: 1772 [2023-11-23 21:28:47,070 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 [2023-11-23 21:28:47,073 INFO L413 NwaCegarLoop]: 2225 mSDtfsCounter, 2535 mSDsluCounter, 4445 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2538 SdHoareTripleChecker+Valid, 6670 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:47,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2538 Valid, 6670 Invalid, 984 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 980 Invalid, 3 Unknown, 0 Unchecked, 9.6s Time] [2023-11-23 21:28:47,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2023-11-23 21:28:47,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1772. [2023-11-23 21:28:47,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1772 states, 1012 states have (on average 1.2243083003952568) internal successors, (1239), 1060 states have internal predecessors, (1239), 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) [2023-11-23 21:28:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1772 states and 2542 transitions. [2023-11-23 21:28:47,327 INFO L78 Accepts]: Start accepts. Automaton has 1772 states and 2542 transitions. Word has length 48 [2023-11-23 21:28:47,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:47,328 INFO L495 AbstractCegarLoop]: Abstraction has 1772 states and 2542 transitions. [2023-11-23 21:28:47,328 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) [2023-11-23 21:28:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2542 transitions. [2023-11-23 21:28:47,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 21:28:47,332 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:47,332 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] [2023-11-23 21:28:47,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:28:47,333 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] === [2023-11-23 21:28:47,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:47,334 INFO L85 PathProgramCache]: Analyzing trace with hash 953823813, now seen corresponding path program 1 times [2023-11-23 21:28:47,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:47,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535128367] [2023-11-23 21:28:47,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:47,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:48,295 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 21:28:48,296 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:28:48,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535128367] [2023-11-23 21:28:48,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535128367] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:48,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:48,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:28:48,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591745973] [2023-11-23 21:28:48,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:48,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:28:48,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:28:48,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:28:48,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:28:48,306 INFO L87 Difference]: Start difference. First operand 1772 states and 2542 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) [2023-11-23 21:28:50,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:52,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:54,658 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 [] [2023-11-23 21:28:58,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:58,869 INFO L93 Difference]: Finished difference Result 1778 states and 2547 transitions. [2023-11-23 21:28:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:28:58,871 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 [2023-11-23 21:28:58,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:58,899 INFO L225 Difference]: With dead ends: 1778 [2023-11-23 21:28:58,900 INFO L226 Difference]: Without dead ends: 1774 [2023-11-23 21:28:58,907 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 [2023-11-23 21:28:58,909 INFO L413 NwaCegarLoop]: 2215 mSDtfsCounter, 2518 mSDsluCounter, 4419 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2519 SdHoareTripleChecker+Valid, 6634 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:58,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2519 Valid, 6634 Invalid, 984 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 980 Invalid, 3 Unknown, 0 Unchecked, 10.2s Time] [2023-11-23 21:28:58,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2023-11-23 21:28:59,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1774. [2023-11-23 21:28:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1774 states, 1014 states have (on average 1.222879684418146) internal successors, (1240), 1061 states have internal predecessors, (1240), 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) [2023-11-23 21:28:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 2543 transitions. [2023-11-23 21:28:59,166 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 2543 transitions. Word has length 53 [2023-11-23 21:28:59,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:59,167 INFO L495 AbstractCegarLoop]: Abstraction has 1774 states and 2543 transitions. [2023-11-23 21:28:59,168 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) [2023-11-23 21:28:59,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2543 transitions. [2023-11-23 21:28:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 21:28:59,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:59,173 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] [2023-11-23 21:28:59,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:28:59,173 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] === [2023-11-23 21:28:59,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:59,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1802139351, now seen corresponding path program 1 times [2023-11-23 21:28:59,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:59,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858768409] [2023-11-23 21:28:59,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:59,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 21:29:00,130 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:29:00,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858768409] [2023-11-23 21:29:00,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858768409] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:00,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:29:00,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:29:00,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181004211] [2023-11-23 21:29:00,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:00,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:29:00,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:29:00,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:29:00,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:29:00,135 INFO L87 Difference]: Start difference. First operand 1774 states and 2543 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) [2023-11-23 21:29:02,575 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 [] [2023-11-23 21:29:04,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:06,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []