./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/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_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/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_2d08ca62-fc95-41aa-a810-321e13ad6c9b/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 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:22:37,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:22:37,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:22:37,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:22:37,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:22:37,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:22:37,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:22:37,764 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:22:37,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:22:37,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:22:37,771 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:22:37,772 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:22:37,772 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:22:37,774 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:22:37,775 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:22:37,775 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:22:37,776 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:22:37,776 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:22:37,777 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:22:37,777 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:22:37,778 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:22:37,778 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:22:37,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:22:37,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:22:37,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:22:37,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:22:37,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:22:37,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:22:37,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:22:37,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:22:37,784 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:22:37,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:22:37,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:22:37,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:22:37,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:37,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:22:37,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:22:37,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:22:37,787 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:22:37,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:22:37,787 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:22:37,788 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:22:37,788 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:22:37,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:22:37,789 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_2d08ca62-fc95-41aa-a810-321e13ad6c9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f [2023-11-23 21:22:38,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:22:38,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:22:38,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:22:38,158 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:22:38,159 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:22:38,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-23 21:22:41,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:22:41,984 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:22:41,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-23 21:22:42,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/data/5bea561fc/dc91307a1fb24d8680812247b0376c13/FLAG4249c3bb2 [2023-11-23 21:22:42,072 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/data/5bea561fc/dc91307a1fb24d8680812247b0376c13 [2023-11-23 21:22:42,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:22:42,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:22:42,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:42,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:22:42,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:22:42,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:42" (1/1) ... [2023-11-23 21:22:42,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d570203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:42, skipping insertion in model container [2023-11-23 21:22:42,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:22:42" (1/1) ... [2023-11-23 21:22:42,251 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:22:44,732 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_2d08ca62-fc95-41aa-a810-321e13ad6c9b/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i[262537,262550] [2023-11-23 21:22:44,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:44,941 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:22:45,073 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"); [5135] [2023-11-23 21:22:45,075 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)); [5142] [2023-11-23 21:22:45,076 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5150-5151] [2023-11-23 21:22:45,077 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5159-5160] [2023-11-23 21:22:45,079 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/shchepetkov/43_1a-CPAchecker-bit-vector/inst/current/envs/linux-3.10-rc1/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [5195-5196] [2023-11-23 21:22:45,079 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"); [5201-5203] [2023-11-23 21:22:45,089 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)); [5362-5363] [2023-11-23 21:22:45,091 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)); [5391-5392] [2023-11-23 21:22:45,098 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)); [5421-5422] [2023-11-23 21:22:45,099 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)); [5451-5452] [2023-11-23 21:22:45,114 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/netdevice.h"), "i" (472), "i" (12UL)); [5787-5788] [2023-11-23 21:22:45,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5793] [2023-11-23 21:22:45,244 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/shchepetkov/43_1a-CPAchecker-bit-vector/work/current--X--drivers--X--defaultlinux-3.10-rc1--X--43_1a--X--cpachecker/linux-3.10-rc1/csd_deg_dscv/6656/dscv_tempdir/dscv/ri/43_1a/drivers/net/ethernet/broadcom/b44.c.prepared"), "i" (623), "i" (12UL)); [6904-6905] [2023-11-23 21:22:45,254 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7096] [2023-11-23 21:22:45,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7359] [2023-11-23 21:22:45,385 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_2d08ca62-fc95-41aa-a810-321e13ad6c9b/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i[262537,262550] [2023-11-23 21:22:45,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:22:45,698 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:22:45,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45 WrapperNode [2023-11-23 21:22:45,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:22:45,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:45,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:22:45,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:22:45,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:45,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,021 INFO L138 Inliner]: procedures = 305, calls = 2559, calls flagged for inlining = 157, calls inlined = 137, statements flattened = 5601 [2023-11-23 21:22:46,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:22:46,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:22:46,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:22:46,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:22:46,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:22:46,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:22:46,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:22:46,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:22:46,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (1/1) ... [2023-11-23 21:22:46,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:22:46,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:22:46,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:22:46,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d08ca62-fc95-41aa-a810-321e13ad6c9b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:22:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-11-23 21:22:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-11-23 21:22:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-11-23 21:22:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-11-23 21:22:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-11-23 21:22:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-11-23 21:22:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:22:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-23 21:22:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-23 21:22:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:22:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-11-23 21:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-11-23 21:22:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-11-23 21:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-11-23 21:22:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-11-23 21:22:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-11-23 21:22:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-11-23 21:22:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-11-23 21:22:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:22:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:22:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:22:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:22:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:22:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 21:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 21:22:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-11-23 21:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-11-23 21:22:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:22:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-23 21:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-23 21:22:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:22:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-11-23 21:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-11-23 21:22:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-11-23 21:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-11-23 21:22:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:22:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:22:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-23 21:22:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-23 21:22:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 21:22:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 21:22:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:22:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:22:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 21:22:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 21:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:22:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:22:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-11-23 21:22:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-11-23 21:22:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:22:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:22:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:22:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-11-23 21:22:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-11-23 21:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-11-23 21:22:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-11-23 21:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-11-23 21:22:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-11-23 21:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 21:22:46,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 21:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:22:46,589 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:22:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:22:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:22:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:22:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 21:22:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 21:22:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-11-23 21:22:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-11-23 21:22:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:22:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-11-23 21:22:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-11-23 21:22:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-11-23 21:22:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-11-23 21:22:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:22:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:22:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-11-23 21:22:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-11-23 21:22:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-11-23 21:22:46,594 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-11-23 21:22:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:22:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:22:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-11-23 21:22:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-11-23 21:22:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:22:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:22:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:22:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:22:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:22:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:22:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-11-23 21:22:46,598 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-11-23 21:22:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:22:46,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:22:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:22:46,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:22:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:22:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:22:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-11-23 21:22:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-11-23 21:22:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-23 21:22:46,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-23 21:22:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-11-23 21:22:46,600 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-11-23 21:22:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:22:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-11-23 21:22:46,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-11-23 21:22:46,600 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:22:46,601 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:22:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:22:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-23 21:22:46,601 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-23 21:22:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:22:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:22:46,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:22:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:22:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:22:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:22:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:22:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 21:22:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 21:22:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-11-23 21:22:46,608 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-11-23 21:22:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:22:46,609 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:22:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:22:46,610 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:22:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:22:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:22:46,612 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-11-23 21:22:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-11-23 21:22:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:22:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:22:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-23 21:22:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-23 21:22:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:22:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-11-23 21:22:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-11-23 21:22:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-11-23 21:22:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-11-23 21:22:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 21:22:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 21:22:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:22:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:22:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-11-23 21:22:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-11-23 21:22:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:22:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-23 21:22:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-23 21:22:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:22:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:22:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:22:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:22:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 21:22:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 21:22:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-11-23 21:22:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-11-23 21:22:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:22:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:22:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:22:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:22:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:22:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:22:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-11-23 21:22:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-11-23 21:22:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 21:22:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 21:22:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:22:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:22:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-11-23 21:22:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-11-23 21:22:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:22:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:22:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-11-23 21:22:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-11-23 21:22:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:22:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:22:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:22:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:22:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-11-23 21:22:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-11-23 21:22:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-11-23 21:22:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-11-23 21:22:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:22:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:22:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-11-23 21:22:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-11-23 21:22:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-11-23 21:22:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-11-23 21:22:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-11-23 21:22:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-11-23 21:22:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-23 21:22:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-23 21:22:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-23 21:22:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-23 21:22:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:22:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:22:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-11-23 21:22:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-11-23 21:22:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:22:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:22:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:22:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-11-23 21:22:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-11-23 21:22:47,392 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:22:47,401 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:23,269 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:28,349 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:28,350 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:23:28,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:28 BoogieIcfgContainer [2023-11-23 21:23:28,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:28,356 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:28,356 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:28,359 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:28,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:22:42" (1/3) ... [2023-11-23 21:23:28,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428cb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:28, skipping insertion in model container [2023-11-23 21:23:28,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:22:45" (2/3) ... [2023-11-23 21:23:28,363 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428cb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:28, skipping insertion in model container [2023-11-23 21:23:28,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:28" (3/3) ... [2023-11-23 21:23:28,365 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-23 21:23:28,385 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:28,385 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:28,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:28,493 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;@299e5f06, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:28,493 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand has 1385 states, 777 states have (on average 1.2612612612612613) internal successors, (980), 809 states have internal predecessors, (980), 506 states have call successors, (506), 100 states have call predecessors, (506), 100 states have return successors, (506), 502 states have call predecessors, (506), 506 states have call successors, (506) [2023-11-23 21:23:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 21:23:28,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:28,540 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-23 21:23:28,541 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:28,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:28,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1150370450, now seen corresponding path program 1 times [2023-11-23 21:23:28,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:28,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761477931] [2023-11-23 21:23:28,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:28,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms