./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/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 004fcd1800da3fcc8c5839d85d0662ed24df5100e10ec8a5024be56f561eab28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:57,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:57,391 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:15:57,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:57,404 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:57,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:57,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:57,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:57,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:57,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:57,437 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:57,438 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:57,439 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:57,440 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:15:57,440 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:57,441 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:57,442 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:15:57,442 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:15:57,443 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:57,444 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:15:57,445 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:15:57,446 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:15:57,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:57,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:57,448 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:15:57,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:57,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:57,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:57,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:57,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:57,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:57,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:57,453 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:15:57,454 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:57,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:57,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:57,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:57,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:57,457 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:15:57,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:15:57,457 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:57,458 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:57,458 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:57,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:57,459 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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 004fcd1800da3fcc8c5839d85d0662ed24df5100e10ec8a5024be56f561eab28 [2023-11-23 21:15:57,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:57,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:57,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:57,819 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:57,819 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:57,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-23 21:16:01,106 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:01,994 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:01,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-23 21:16:02,064 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/data/272233be2/d20687b3c5ba4e9caca5d3bc780633ee/FLAG8a84de452 [2023-11-23 21:16:02,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/data/272233be2/d20687b3c5ba4e9caca5d3bc780633ee [2023-11-23 21:16:02,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:02,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:02,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:02,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:02,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:02,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d360eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02, skipping insertion in model container [2023-11-23 21:16:02,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,369 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:06,727 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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452511,452524] [2023-11-23 21:16:06,732 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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452656,452669] [2023-11-23 21:16:06,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:06,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:06,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5398] [2023-11-23 21:16:06,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5405] [2023-11-23 21:16:06,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5412] [2023-11-23 21:16:06,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5457-5458] [2023-11-23 21:16:06,997 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"); [5463-5465] [2023-11-23 21:16:06,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5490-5491] [2023-11-23 21:16:06,998 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5496-5498] [2023-11-23 21:16:06,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5522-5523] [2023-11-23 21:16:07,000 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5528-5530] [2023-11-23 21:16:07,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5797-5798] [2023-11-23 21:16:07,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5831-5832] [2023-11-23 21:16:07,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5868-5869] [2023-11-23 21:16:07,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5905-5906] [2023-11-23 21:16:07,315 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11557-11558] [2023-11-23 21:16:07,437 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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452511,452524] [2023-11-23 21:16:07,438 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_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452656,452669] [2023-11-23 21:16:07,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:07,885 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:07,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07 WrapperNode [2023-11-23 21:16:07,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:07,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:07,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:07,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:07,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:08,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:08,485 INFO L138 Inliner]: procedures = 548, calls = 4531, calls flagged for inlining = 251, calls inlined = 230, statements flattened = 9827 [2023-11-23 21:16:08,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:08,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:08,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:08,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:08,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:08,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:08,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:08,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:08,878 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:09,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:09,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:09,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:09,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:09,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:09,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:09,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:09,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (1/1) ... [2023-11-23 21:16:09,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:09,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:09,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:09,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bf8174-cfb8-45ee-8ea3-7786e20ed38d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_122 [2023-11-23 21:16:09,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_122 [2023-11-23 21:16:09,265 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:16:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:16:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:16:09,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:16:09,266 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-23 21:16:09,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-23 21:16:09,267 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-23 21:16:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-23 21:16:09,268 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-23 21:16:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-23 21:16:09,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:16:09,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:16:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2023-11-23 21:16:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2023-11-23 21:16:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_107 [2023-11-23 21:16:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_107 [2023-11-23 21:16:09,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:16:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:16:09,273 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:16:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:16:09,274 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-23 21:16:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-23 21:16:09,274 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-23 21:16:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-23 21:16:09,274 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-23 21:16:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-23 21:16:09,274 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-23 21:16:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-23 21:16:09,275 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:16:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:16:09,275 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-23 21:16:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-23 21:16:09,275 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-23 21:16:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-23 21:16:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-23 21:16:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-23 21:16:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-23 21:16:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-23 21:16:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:16:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:16:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2023-11-23 21:16:09,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2023-11-23 21:16:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:16:09,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:16:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-23 21:16:09,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-23 21:16:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-23 21:16:09,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-23 21:16:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-23 21:16:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-23 21:16:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:16:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:16:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:16:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:16:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:16:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:16:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:16:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:16:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:16:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:16:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-23 21:16:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-23 21:16:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:16:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:16:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:16:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:16:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-23 21:16:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-23 21:16:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:16:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:16:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2023-11-23 21:16:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2023-11-23 21:16:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:16:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:16:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:16:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-23 21:16:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-23 21:16:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-23 21:16:09,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-23 21:16:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:16:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:16:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_118 [2023-11-23 21:16:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_118 [2023-11-23 21:16:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:16:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:16:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2023-11-23 21:16:09,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2023-11-23 21:16:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:16:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-23 21:16:09,287 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-23 21:16:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-23 21:16:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-23 21:16:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-23 21:16:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-23 21:16:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:16:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:16:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:16:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:16:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:16:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:16:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:16:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2023-11-23 21:16:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2023-11-23 21:16:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:16:09,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:16:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:16:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-23 21:16:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-23 21:16:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-23 21:16:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-23 21:16:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:16:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:16:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:16:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:16:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:16:09,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:16:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:16:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:16:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:16:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:16:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:16:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:16:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-23 21:16:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-23 21:16:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132 [2023-11-23 21:16:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132 [2023-11-23 21:16:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-23 21:16:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-23 21:16:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:16:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:16:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-23 21:16:09,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-23 21:16:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:16:09,301 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:16:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-23 21:16:09,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-23 21:16:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:16:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-23 21:16:09,304 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-23 21:16:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:16:09,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:16:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:16:09,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:16:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:16:09,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:16:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:16:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-23 21:16:09,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-23 21:16:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:16:09,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:16:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 21:16:09,311 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 21:16:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:16:09,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:16:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:16:09,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:16:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:16:09,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:16:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-23 21:16:09,312 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-23 21:16:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:16:09,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:16:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-23 21:16:09,313 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-23 21:16:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-23 21:16:09,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-23 21:16:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:16:09,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:16:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-23 21:16:09,314 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-23 21:16:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:16:09,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:16:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-23 21:16:09,314 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-23 21:16:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:16:09,314 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:16:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:16:09,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:16:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-23 21:16:09,315 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-23 21:16:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:16:09,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:16:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-23 21:16:09,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-23 21:16:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-23 21:16:09,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-23 21:16:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-23 21:16:09,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-23 21:16:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-23 21:16:09,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-23 21:16:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-23 21:16:09,316 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-23 21:16:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-23 21:16:09,317 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-23 21:16:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-23 21:16:09,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-23 21:16:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-23 21:16:09,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-23 21:16:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-23 21:16:09,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-23 21:16:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:09,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-23 21:16:09,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-23 21:16:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:16:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:16:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:16:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:16:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:16:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:16:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-23 21:16:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-23 21:16:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:16:09,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:16:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:16:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:16:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:16:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:16:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:16:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:16:09,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-23 21:16:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-23 21:16:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:16:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2023-11-23 21:16:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2023-11-23 21:16:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-23 21:16:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-23 21:16:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:16:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:16:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:16:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-23 21:16:09,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-23 21:16:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-23 21:16:09,323 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-23 21:16:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:16:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:16:09,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:16:09,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:16:09,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:16:09,324 INFO L130 BoogieDeclarations]: Found specification of procedure rx_oom_timer [2023-11-23 21:16:09,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_oom_timer [2023-11-23 21:16:09,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:16:09,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:16:09,324 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:16:09,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:16:09,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:16:09,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:16:09,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:16:09,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:16:09,325 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-23 21:16:09,325 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-23 21:16:09,325 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-23 21:16:09,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-23 21:16:09,326 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-23 21:16:09,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-23 21:16:09,327 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-23 21:16:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-23 21:16:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:16:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:16:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-23 21:16:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-23 21:16:09,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2023-11-23 21:16:09,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2023-11-23 21:16:09,332 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:16:09,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:16:09,332 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:16:09,334 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:16:09,334 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 21:16:09,334 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 21:16:09,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133 [2023-11-23 21:16:09,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133 [2023-11-23 21:16:09,335 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:16:09,335 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:16:09,336 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-23 21:16:09,336 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-23 21:16:09,336 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_timer [2023-11-23 21:16:09,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_timer [2023-11-23 21:16:09,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:16:09,336 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 21:16:09,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 21:16:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-23 21:16:09,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-23 21:16:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-23 21:16:09,337 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-23 21:16:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 21:16:09,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 21:16:09,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:16:09,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:16:09,338 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-23 21:16:09,338 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-23 21:16:09,338 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-23 21:16:09,338 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-23 21:16:09,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2023-11-23 21:16:09,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2023-11-23 21:16:09,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:16:09,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:16:09,339 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-23 21:16:09,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-23 21:16:09,339 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-23 21:16:09,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-23 21:16:09,339 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-23 21:16:09,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-23 21:16:09,339 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-23 21:16:09,339 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-23 21:16:09,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:16:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:16:09,340 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-23 21:16:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-23 21:16:09,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:16:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:16:09,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:16:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:16:09,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-23 21:16:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-23 21:16:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:16:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:16:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2023-11-23 21:16:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2023-11-23 21:16:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2023-11-23 21:16:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2023-11-23 21:16:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:16:09,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:16:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:16:09,342 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:16:10,464 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:10,470 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:12,680 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:16:19,958 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:24,963 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:24,963 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 21:16:24,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:24 BoogieIcfgContainer [2023-11-23 21:16:24,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:24,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:24,971 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:24,974 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:24,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:02" (1/3) ... [2023-11-23 21:16:24,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528881c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:24, skipping insertion in model container [2023-11-23 21:16:24,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:07" (2/3) ... [2023-11-23 21:16:24,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@528881c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:24, skipping insertion in model container [2023-11-23 21:16:24,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:24" (3/3) ... [2023-11-23 21:16:24,979 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-23 21:16:25,000 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:25,000 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:25,106 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:25,113 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;@5ec9658b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:25,113 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:25,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 2379 states, 1371 states have (on average 1.3085339168490153) internal successors, (1794), 1457 states have internal predecessors, (1794), 851 states have call successors, (851), 156 states have call predecessors, (851), 155 states have return successors, (844), 826 states have call predecessors, (844), 844 states have call successors, (844) [2023-11-23 21:16:25,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-23 21:16:25,179 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:25,180 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:25,180 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:25,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:25,186 INFO L85 PathProgramCache]: Analyzing trace with hash 829158406, now seen corresponding path program 1 times [2023-11-23 21:16:25,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:16:25,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478066936] [2023-11-23 21:16:25,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:25,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:16:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:34,720 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-23 21:16:34,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:16:34,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478066936] [2023-11-23 21:16:34,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478066936] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:34,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:34,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 21:16:34,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438052576] [2023-11-23 21:16:34,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:34,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:16:34,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:16:34,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:16:34,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 21:16:34,780 INFO L87 Difference]: Start difference. First operand has 2379 states, 1371 states have (on average 1.3085339168490153) internal successors, (1794), 1457 states have internal predecessors, (1794), 851 states have call successors, (851), 156 states have call predecessors, (851), 155 states have return successors, (844), 826 states have call predecessors, (844), 844 states have call successors, (844) Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-23 21:16:37,349 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 21:16:39,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:41,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:43,819 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 []