./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.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_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/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_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/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_3f649f46-fc83-49c5-8692-749d9de9bb9c/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 4bbc89768c1756f5fd8f2614e188ba9760b890a82deece54a04c4b385a5749d3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:51,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:51,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:22:51,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:51,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:51,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:51,491 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:51,492 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:51,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:51,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:51,499 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:51,499 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:51,500 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:51,501 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:22:51,502 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:51,502 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:51,503 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:22:51,503 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:22:51,504 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:51,504 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:22:51,505 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:22:51,505 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:22:51,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:51,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:51,507 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:22:51,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:51,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:51,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:51,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:51,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:51,512 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:51,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:51,512 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:51,512 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:51,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:51,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:51,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:51,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:51,514 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:22:51,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:22:51,515 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:51,515 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:51,516 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:51,516 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:51,517 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_3f649f46-fc83-49c5-8692-749d9de9bb9c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bbc89768c1756f5fd8f2614e188ba9760b890a82deece54a04c4b385a5749d3 [2023-11-23 21:22:51,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:51,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:51,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:51,872 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:51,873 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:51,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i [2023-11-23 21:22:55,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:56,032 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:56,033 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i [2023-11-23 21:22:56,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/data/ddb8b3a9d/fa2932698aa54bed9619f465ee4310b3/FLAGb1a19196f [2023-11-23 21:22:56,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/data/ddb8b3a9d/fa2932698aa54bed9619f465ee4310b3 [2023-11-23 21:22:56,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:56,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:56,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:56,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:56,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:56,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:56" (1/1) ... [2023-11-23 21:22:56,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150599b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:56, skipping insertion in model container [2023-11-23 21:22:56,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:56" (1/1) ... [2023-11-23 21:22:56,399 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:57,082 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4296] [2023-11-23 21:22:57,083 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4297-4298] [2023-11-23 21:22:57,731 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_3f649f46-fc83-49c5-8692-749d9de9bb9c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i[135082,135095] [2023-11-23 21:22:59,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:00,003 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:00,122 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4296] [2023-11-23 21:23:00,122 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4297-4298] [2023-11-23 21:23:00,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4381] [2023-11-23 21:23:00,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4388] [2023-11-23 21:23:00,129 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4401] [2023-11-23 21:23:00,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [4408] [2023-11-23 21:23:00,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4456] [2023-11-23 21:23:00,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4459] [2023-11-23 21:23:00,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4462] [2023-11-23 21:23:00,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4465] [2023-11-23 21:23:00,136 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [4497-4498] [2023-11-23 21:23:00,136 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"); [4503-4505] [2023-11-23 21:23:00,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [4532] [2023-11-23 21:23:00,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4535] [2023-11-23 21:23:00,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4538] [2023-11-23 21:23:00,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [4541] [2023-11-23 21:23:00,143 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4624] [2023-11-23 21:23:00,143 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4631] [2023-11-23 21:23:00,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [4638] [2023-11-23 21:23:00,150 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_3f649f46-fc83-49c5-8692-749d9de9bb9c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i[135082,135095] [2023-11-23 21:23:00,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (65), "i" (12UL)); [4896-4897] [2023-11-23 21:23:00,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (67), "i" (12UL)); [4904-4905] [2023-11-23 21:23:00,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (68), "i" (12UL)); [4912-4913] [2023-11-23 21:23:00,165 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (98), "i" (12UL)); [4939-4940] [2023-11-23 21:23:00,166 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (99), "i" (12UL)); [4947-4948] [2023-11-23 21:23:00,173 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" (52), "i" (12UL)); [5046-5047] [2023-11-23 21:23:00,174 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" (65), "i" (12UL)); [5071-5072] [2023-11-23 21:23:00,176 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" (155), "i" (12UL)); [5101-5102] [2023-11-23 21:23:00,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\tcall %P4\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (3*32+16)\n .byte 662b-661b\n .byte 6641f-6631f\n .long 661b - .\n .long 6632f - .\n .word (9*32+ 9)\n .byte 662b-661b\n .byte 6642f-6632f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n .byte 0xff + (6642f-6632f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\tcall %P5\n6641:\n\t6632:\n\tcall %P6\n6642:\n\t.popsection": "=a" (ret), "=D" (to), "=S" (from), "=d" (len): [old] "i" (& copy_user_generic_unrolled), [new1] "i" (& copy_user_generic_string), [new2] "i" (& copy_user_enhanced_fast_string), "1" (to), "2" (from), "3" (len): "memory", "rcx", "r8", "r9", "r10", "r11"); [5343-5347] [2023-11-23 21:23:00,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %2,%b1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=q" (*((u8 *)dst)): "m" (*((struct __large_struct *)src)), "i" (1), "0" (ret)); [5364-5366] [2023-11-23 21:23:00,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u16 *)dst)): "m" (*((struct __large_struct *)src)), "i" (2), "0" (ret)); [5369-5371] [2023-11-23 21:23:00,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %2,%k1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u32 *)dst)): "m" (*((struct __large_struct *)src)), "i" (4), "0" (ret)); [5374-5376] [2023-11-23 21:23:00,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)src)), "i" (8), "0" (ret)); [5379-5381] [2023-11-23 21:23:00,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)src)), "i" (10), "0" (ret)); [5384-5386] [2023-11-23 21:23:00,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u16 *)dst + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (2), "0" (ret)); [5392-5394] [2023-11-23 21:23:00,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)src)), "i" (16), "0" (ret)); [5397-5399] [2023-11-23 21:23:00,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (8), "0" (ret)); [5405-5407] [2023-11-23 21:23:00,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "iq" (*((u8 *)src)), "m" (*((struct __large_struct *)dst)), "i" (1), "0" (ret)); [5437-5438] [2023-11-23 21:23:00,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "ir" (*((u16 *)src)), "m" (*((struct __large_struct *)dst)), "i" (2), "0" (ret)); [5441-5442] [2023-11-23 21:23:00,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "ir" (*((u32 *)src)), "m" (*((struct __large_struct *)dst)), "i" (4), "0" (ret)); [5445-5446] [2023-11-23 21:23:00,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src)), "m" (*((struct __large_struct *)dst)), "i" (8), "0" (ret)); [5449-5450] [2023-11-23 21:23:00,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src)), "m" (*((struct __large_struct *)dst)), "i" (10), "0" (ret)); [5453-5454] [2023-11-23 21:23:00,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5460] [2023-11-23 21:23:00,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "ir" (*((u16 *)src + 4UL)), "m" (*((struct __large_struct *)dst + 4U)), "i" (2), "0" (ret)); [5461-5462] [2023-11-23 21:23:00,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src)), "m" (*((struct __large_struct *)dst)), "i" (16), "0" (ret)); [5465-5466] [2023-11-23 21:23:00,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5472] [2023-11-23 21:23:00,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src + 1UL)), "m" (*((struct __large_struct *)dst + 1U)), "i" (8), "0" (ret)); [5473-5474] [2023-11-23 21:23:00,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5660] [2023-11-23 21:23:00,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5662] [2023-11-23 21:23:00,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5688] [2023-11-23 21:23:00,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5690] [2023-11-23 21:23:00,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5692] [2023-11-23 21:23:00,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5718] [2023-11-23 21:23:00,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5720] [2023-11-23 21:23:00,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5722] [2023-11-23 21:23:00,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___6->state): : "memory", "cc"); [10199-10200] [2023-11-23 21:23:00,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___7->state): : "memory", "cc"); [10204-10205] [2023-11-23 21:23:00,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___8->state): : "memory", "cc"); [10209-10210] [2023-11-23 21:23:00,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___9->state): : "memory", "cc"); [10214-10215] [2023-11-23 21:23:00,941 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/9607/dscv_tempdir/dscv/ri/43_2a/drivers/block/skd_main.o.c.prepared"), "i" (4905), "i" (12UL)); [11914-11915] [2023-11-23 21:23:01,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:01,157 WARN L675 CHandler]: The function strcat is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:23:01,157 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:23:01,157 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:23:01,157 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:23:01,166 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:01,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01 WrapperNode [2023-11-23 21:23:01,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:01,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:01,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:01,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:01,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:01,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:01,699 INFO L138 Inliner]: procedures = 362, calls = 6816, calls flagged for inlining = 182, calls inlined = 134, statements flattened = 9698 [2023-11-23 21:23:01,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:01,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:01,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:01,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:01,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:01,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:01,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:01,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:02,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:02,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:02,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:02,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:02,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:02,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:02,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:02,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:02,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (1/1) ... [2023-11-23 21:23:02,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:02,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:02,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:02,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f649f46-fc83-49c5-8692-749d9de9bb9c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:23:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:23:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2023-11-23 21:23:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2023-11-23 21:23:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_pcie_error_reporting [2023-11-23 21:23:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_pcie_error_reporting [2023-11-23 21:23:02,298 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-23 21:23:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:23:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:23:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure skd_skdev_state_to_str [2023-11-23 21:23:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_skdev_state_to_str [2023-11-23 21:23:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:23:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:23:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:23:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:23:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure skd_quiesce_dev [2023-11-23 21:23:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_quiesce_dev [2023-11-23 21:23:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-11-23 21:23:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-11-23 21:23:02,301 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-23 21:23:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-23 21:23:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 21:23:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 21:23:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:23:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:23:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure skd_cons_sg_list [2023-11-23 21:23:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_cons_sg_list [2023-11-23 21:23:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure skd_start_device [2023-11-23 21:23:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_start_device [2023-11-23 21:23:02,304 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-23 21:23:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-23 21:23:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:23:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:23:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure skd_postop_sg_list [2023-11-23 21:23:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_postop_sg_list [2023-11-23 21:23:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:23:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:23:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_sectors [2023-11-23 21:23:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_sectors [2023-11-23 21:23:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure skd_log_skreq [2023-11-23 21:23:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_log_skreq [2023-11-23 21:23:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2023-11-23 21:23:02,307 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2023-11-23 21:23:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2023-11-23 21:23:02,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2023-11-23 21:23:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:23:02,308 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:23:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure skd_disable_interrupts [2023-11-23 21:23:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_disable_interrupts [2023-11-23 21:23:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:23:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:23:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 21:23:02,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 21:23:02,311 INFO L130 BoogieDeclarations]: Found specification of procedure skd_pci_remove [2023-11-23 21:23:02,312 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_pci_remove [2023-11-23 21:23:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure skd_drive_fault [2023-11-23 21:23:02,313 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_drive_fault [2023-11-23 21:23:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure skd_isr_fwstate [2023-11-23 21:23:02,313 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_isr_fwstate [2023-11-23 21:23:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-23 21:23:02,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-23 21:23:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2023-11-23 21:23:02,314 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2023-11-23 21:23:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:23:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:23:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:23:02,315 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:23:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure skd_drive_disappeared [2023-11-23 21:23:02,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_drive_disappeared [2023-11-23 21:23:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure skd_sg_io_copy_buffer [2023-11-23 21:23:02,316 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_sg_io_copy_buffer [2023-11-23 21:23:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-23 21:23:02,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-23 21:23:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2023-11-23 21:23:02,317 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2023-11-23 21:23:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:23:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:23:02,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:23:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure skd_reg_write64 [2023-11-23 21:23:02,319 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_reg_write64 [2023-11-23 21:23:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 21:23:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 21:23:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-11-23 21:23:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-11-23 21:23:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:23:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:23:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2023-11-23 21:23:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2023-11-23 21:23:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:23:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:23:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:23:02,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:23:02,333 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-23 21:23:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-23 21:23:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:23:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:23:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2023-11-23 21:23:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2023-11-23 21:23:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2023-11-23 21:23:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:23:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:23:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure skd_soft_reset [2023-11-23 21:23:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_soft_reset [2023-11-23 21:23:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure skd_start_timer [2023-11-23 21:23:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_start_timer [2023-11-23 21:23:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure skd_reg_write32 [2023-11-23 21:23:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_reg_write32 [2023-11-23 21:23:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-23 21:23:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-23 21:23:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2023-11-23 21:23:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2023-11-23 21:23:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:23:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:23:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:23:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-23 21:23:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-23 21:23:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure blk_requeue_request [2023-11-23 21:23:02,338 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_requeue_request [2023-11-23 21:23:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:23:02,338 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:23:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-11-23 21:23:02,338 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-11-23 21:23:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:23:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2023-11-23 21:23:02,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2023-11-23 21:23:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure skd_restart_device [2023-11-23 21:23:02,339 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_restart_device [2023-11-23 21:23:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:23:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2023-11-23 21:23:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2023-11-23 21:23:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:23:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:23:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure skd_reg_read32 [2023-11-23 21:23:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_reg_read32 [2023-11-23 21:23:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:23:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:23:02,341 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-23 21:23:02,341 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-23 21:23:02,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-23 21:23:02,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-23 21:23:02,341 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-11-23 21:23:02,341 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-11-23 21:23:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2023-11-23 21:23:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2023-11-23 21:23:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:23:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:23:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:23:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:23:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:23:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:23:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:23:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-11-23 21:23:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-11-23 21:23:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 21:23:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 21:23:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure skd_send_internal_skspcl [2023-11-23 21:23:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_send_internal_skspcl [2023-11-23 21:23:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure skd_release_special [2023-11-23 21:23:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_release_special [2023-11-23 21:23:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:23:02,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:23:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2023-11-23 21:23:02,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2023-11-23 21:23:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure skd_release_irq [2023-11-23 21:23:02,345 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_release_irq [2023-11-23 21:23:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2023-11-23 21:23:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2023-11-23 21:23:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure skd_free_sg_list [2023-11-23 21:23:02,346 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_free_sg_list [2023-11-23 21:23:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure skd_destruct [2023-11-23 21:23:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_destruct [2023-11-23 21:23:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure skd_drive_state_to_str [2023-11-23 21:23:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_drive_state_to_str [2023-11-23 21:23:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:23:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-23 21:23:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-23 21:23:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure skd_send_special_fitmsg [2023-11-23 21:23:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_send_special_fitmsg [2023-11-23 21:23:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-23 21:23:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-23 21:23:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:23:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2023-11-23 21:23:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request_all [2023-11-23 21:23:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:23:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2023-11-23 21:23:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2023-11-23 21:23:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-23 21:23:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-23 21:23:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-11-23 21:23:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-11-23 21:23:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-23 21:23:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-23 21:23:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure skd_name [2023-11-23 21:23:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_name [2023-11-23 21:23:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:23:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:23:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure skd_release_msix [2023-11-23 21:23:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_release_msix [2023-11-23 21:23:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure skd_end_request [2023-11-23 21:23:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_end_request [2023-11-23 21:23:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure skd_recover_requests [2023-11-23 21:23:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_recover_requests [2023-11-23 21:23:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:23:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:23:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:23:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:23:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2023-11-23 21:23:02,359 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2023-11-23 21:23:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-23 21:23:02,359 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-23 21:23:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2023-11-23 21:23:02,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2023-11-23 21:23:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-23 21:23:02,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-23 21:23:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:23:02,360 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:23:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-23 21:23:02,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-23 21:23:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:23:02,363 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:23:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure skd_pci_shutdown [2023-11-23 21:23:02,363 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_pci_shutdown [2023-11-23 21:23:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-11-23 21:23:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-11-23 21:23:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure skd_stop_device [2023-11-23 21:23:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_stop_device [2023-11-23 21:23:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure skd_acquire_irq [2023-11-23 21:23:02,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skd_acquire_irq [2023-11-23 21:23:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-23 21:23:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-23 21:23:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2023-11-23 21:23:02,365 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2023-11-23 21:23:02,366 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2023-11-23 21:23:02,366 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2023-11-23 21:23:03,356 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:03,365 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:03,754 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:23:04,028 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5440: assume __copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,029 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5440: assume !__copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#t~switch284#1 := __copy_to_user_nocheck_#t~switch284#1 || 4 == __copy_to_user_nocheck_~size#1; [2023-11-23 21:23:04,029 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5467: SUMMARY for call __copy_to_user_nocheck_#t~ret286#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~3#1 then 1 else 0), 0); srcloc: null [2023-11-23 21:23:04,029 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5467-1: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret286#1 && __copy_to_user_nocheck_#t~ret286#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~7#1 := __copy_to_user_nocheck_#t~ret286#1;havoc __copy_to_user_nocheck_#t~ret286#1; [2023-11-23 21:23:04,030 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5455: SUMMARY for call __copy_to_user_nocheck_#t~ret285#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~3#1 then 1 else 0), 0); srcloc: null [2023-11-23 21:23:04,030 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5455-1: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret285#1 && __copy_to_user_nocheck_#t~ret285#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~11#1 := __copy_to_user_nocheck_#t~ret285#1;havoc __copy_to_user_nocheck_#t~ret285#1; [2023-11-23 21:23:04,030 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume __copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,030 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !__copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#t~switch284#1 := __copy_to_user_nocheck_#t~switch284#1 || 2 == __copy_to_user_nocheck_~size#1; [2023-11-23 21:23:04,030 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5476: assume __copy_to_user_nocheck_#t~switch284#1; [2023-11-23 21:23:04,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5476: assume !__copy_to_user_nocheck_#t~switch284#1; [2023-11-23 21:23:04,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5435: havoc __copy_to_user_nocheck_#t~switch284#1; [2023-11-23 21:23:04,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5468: assume 0 != __copy_to_user_nocheck_~tmp___1~7#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5468: assume !(0 != __copy_to_user_nocheck_~tmp___1~7#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,031 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5464: assume __copy_to_user_nocheck_#t~switch284#1; [2023-11-23 21:23:04,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5464: assume !__copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#t~switch284#1 := true; [2023-11-23 21:23:04,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5456: assume 0 != __copy_to_user_nocheck_~tmp___0~11#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5456: assume !(0 != __copy_to_user_nocheck_~tmp___0~11#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5452: assume __copy_to_user_nocheck_#t~switch284#1; [2023-11-23 21:23:04,032 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5452: assume !__copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#t~switch284#1 := __copy_to_user_nocheck_#t~switch284#1 || 16 == __copy_to_user_nocheck_~size#1; [2023-11-23 21:23:04,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5448: assume __copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5448: assume !__copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#t~switch284#1 := __copy_to_user_nocheck_#t~switch284#1 || 10 == __copy_to_user_nocheck_~size#1; [2023-11-23 21:23:04,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5477: SUMMARY for call __copy_to_user_nocheck_#t~ret287#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2023-11-23 21:23:04,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: assume __copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~3#1; [2023-11-23 21:23:04,033 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5444: assume !__copy_to_user_nocheck_#t~switch284#1;__copy_to_user_nocheck_#t~switch284#1 := __copy_to_user_nocheck_#t~switch284#1 || 8 == __copy_to_user_nocheck_~size#1; [2023-11-23 21:23:04,034 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5477-1: __copy_to_user_nocheck_~tmp___2~3#1 := __copy_to_user_nocheck_#t~ret287#1;havoc __copy_to_user_nocheck_#t~ret287#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 - 4294967296); [2023-11-23 21:23:07,833 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5362: havoc __copy_from_user_nocheck_#t~switch278#1; [2023-11-23 21:23:07,834 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5387: SUMMARY for call __copy_from_user_nocheck_#t~ret279#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2023-11-23 21:23:07,834 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5387-1: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret279#1 && __copy_from_user_nocheck_#t~ret279#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~10#1 := __copy_from_user_nocheck_#t~ret279#1;havoc __copy_from_user_nocheck_#t~ret279#1; [2023-11-23 21:23:07,834 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5383: assume __copy_from_user_nocheck_#t~switch278#1; [2023-11-23 21:23:07,834 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5383: assume !__copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#t~switch278#1 := __copy_from_user_nocheck_#t~switch278#1 || 16 == __copy_from_user_nocheck_~size#1; [2023-11-23 21:23:07,835 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5400-1: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret280#1 && __copy_from_user_nocheck_#t~ret280#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~6#1 := __copy_from_user_nocheck_#t~ret280#1;havoc __copy_from_user_nocheck_#t~ret280#1; [2023-11-23 21:23:07,835 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5400: SUMMARY for call __copy_from_user_nocheck_#t~ret280#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2023-11-23 21:23:07,835 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5396: assume __copy_from_user_nocheck_#t~switch278#1; [2023-11-23 21:23:07,835 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5396: assume !__copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#t~switch278#1 := true; [2023-11-23 21:23:07,835 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: assume 0 != __copy_from_user_nocheck_~tmp___0~10#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,835 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5388: assume !(0 != __copy_from_user_nocheck_~tmp___0~10#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,836 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5409: assume __copy_from_user_nocheck_#t~switch278#1; [2023-11-23 21:23:07,836 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5409: assume !__copy_from_user_nocheck_#t~switch278#1; [2023-11-23 21:23:07,836 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5401: assume 0 != __copy_from_user_nocheck_~tmp___1~6#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,836 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5401: assume !(0 != __copy_from_user_nocheck_~tmp___1~6#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,836 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368: assume __copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,837 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5368: assume !__copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#t~switch278#1 := __copy_from_user_nocheck_#t~switch278#1 || 4 == __copy_from_user_nocheck_~size#1; [2023-11-23 21:23:07,837 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume __copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,837 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5410: SUMMARY for call __copy_from_user_nocheck_#t~ret281#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2023-11-23 21:23:07,837 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !__copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#t~switch278#1 := __copy_from_user_nocheck_#t~switch278#1 || 2 == __copy_from_user_nocheck_~size#1; [2023-11-23 21:23:07,837 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5410-1: __copy_from_user_nocheck_~tmp___2~2#1 := __copy_from_user_nocheck_#t~ret281#1;havoc __copy_from_user_nocheck_#t~ret281#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 - 4294967296); [2023-11-23 21:23:07,837 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5373: assume __copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,838 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5373: assume !__copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#t~switch278#1 := __copy_from_user_nocheck_#t~switch278#1 || 8 == __copy_from_user_nocheck_~size#1; [2023-11-23 21:23:07,838 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5378: assume __copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~2#1; [2023-11-23 21:23:07,838 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L5378: assume !__copy_from_user_nocheck_#t~switch278#1;__copy_from_user_nocheck_#t~switch278#1 := __copy_from_user_nocheck_#t~switch278#1 || 10 == __copy_from_user_nocheck_~size#1; [2023-11-23 21:23:16,416 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:19,193 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:19,193 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-23 21:23:19,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:19 BoogieIcfgContainer [2023-11-23 21:23:19,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:19,199 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:19,199 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:19,203 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:19,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:56" (1/3) ... [2023-11-23 21:23:19,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a3c0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:19, skipping insertion in model container [2023-11-23 21:23:19,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:01" (2/3) ... [2023-11-23 21:23:19,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a3c0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:19, skipping insertion in model container [2023-11-23 21:23:19,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:19" (3/3) ... [2023-11-23 21:23:19,206 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--block--skd.ko-entry_point.cil.out.i [2023-11-23 21:23:19,228 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:19,228 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:19,325 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:19,333 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;@c14b92c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:19,333 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:19,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 2156 states, 1366 states have (on average 1.3250366032210834) internal successors, (1810), 1410 states have internal predecessors, (1810), 679 states have call successors, (679), 110 states have call predecessors, (679), 109 states have return successors, (674), 662 states have call predecessors, (674), 674 states have call successors, (674) [2023-11-23 21:23:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 21:23:19,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:19,379 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:19,380 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:19,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:19,385 INFO L85 PathProgramCache]: Analyzing trace with hash -474361350, now seen corresponding path program 1 times [2023-11-23 21:23:19,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:19,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762587514] [2023-11-23 21:23:19,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:19,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 21:23:20,738 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:23:20,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762587514] [2023-11-23 21:23:20,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762587514] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:20,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:20,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:23:20,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831263109] [2023-11-23 21:23:20,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:20,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:23:20,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:23:20,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:23:20,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:23:20,810 INFO L87 Difference]: Start difference. First operand has 2156 states, 1366 states have (on average 1.3250366032210834) internal successors, (1810), 1410 states have internal predecessors, (1810), 679 states have call successors, (679), 110 states have call predecessors, (679), 109 states have return successors, (674), 662 states have call predecessors, (674), 674 states have call successors, (674) Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-23 21:23:24,483 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 21:23:26,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:30,188 WARN L539 Checker$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 21:23:32,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:33,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:33,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:33,872 INFO L93 Difference]: Finished difference Result 5429 states and 7952 transitions. [2023-11-23 21:23:33,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:23:33,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 72 [2023-11-23 21:23:33,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:33,939 INFO L225 Difference]: With dead ends: 5429 [2023-11-23 21:23:33,940 INFO L226 Difference]: Without dead ends: 3249 [2023-11-23 21:23:33,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:23:33,968 INFO L413 NwaCegarLoop]: 3033 mSDtfsCounter, 1624 mSDsluCounter, 2885 mSDsCounter, 0 mSdLazyCounter, 520 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 5918 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 520 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:33,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1624 Valid, 5918 Invalid, 525 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 520 Invalid, 3 Unknown, 0 Unchecked, 12.6s Time] [2023-11-23 21:23:34,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3249 states. [2023-11-23 21:23:34,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3249 to 3246. [2023-11-23 21:23:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3246 states, 2075 states have (on average 1.3195180722891566) internal successors, (2738), 2134 states have internal predecessors, (2738), 990 states have call successors, (990), 181 states have call predecessors, (990), 180 states have return successors, (989), 967 states have call predecessors, (989), 989 states have call successors, (989) [2023-11-23 21:23:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 3246 states and 4717 transitions. [2023-11-23 21:23:34,418 INFO L78 Accepts]: Start accepts. Automaton has 3246 states and 4717 transitions. Word has length 72 [2023-11-23 21:23:34,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:34,420 INFO L495 AbstractCegarLoop]: Abstraction has 3246 states and 4717 transitions. [2023-11-23 21:23:34,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-23 21:23:34,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 4717 transitions. [2023-11-23 21:23:34,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 21:23:34,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:34,434 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:34,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:23:34,435 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:34,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:34,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1851171634, now seen corresponding path program 1 times [2023-11-23 21:23:34,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:34,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329334888] [2023-11-23 21:23:34,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:34,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 21:23:35,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:23:35,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329334888] [2023-11-23 21:23:35,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329334888] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:35,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:35,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:23:35,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268156186] [2023-11-23 21:23:35,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:35,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:23:35,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:23:35,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:23:35,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:23:35,351 INFO L87 Difference]: Start difference. First operand 3246 states and 4717 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-23 21:23:37,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:39,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []