./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 0e0057cc 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_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/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_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:10:05,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:10:05,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-25 00:10:05,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:10:05,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:10:05,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:10:05,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:10:05,129 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:10:05,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:10:05,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:10:05,131 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:10:05,132 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:10:05,132 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:10:05,133 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:10:05,134 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:10:05,134 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:10:05,135 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:10:05,136 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:10:05,136 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:10:05,137 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:10:05,138 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:10:05,144 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:10:05,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:10:05,147 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:10:05,147 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:10:05,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:10:05,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:10:05,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:10:05,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:10:05,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:10:05,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:10:05,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:10:05,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:10:05,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:10:05,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:10:05,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:10:05,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:10:05,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:10:05,153 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:10:05,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:10:05,153 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:10:05,154 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:10:05,154 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:10:05,154 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:10:05,155 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_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f [2023-11-25 00:10:05,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:10:05,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:10:05,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:10:05,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:10:05,544 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:10:05,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-25 00:10:08,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:10:09,428 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:10:09,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-25 00:10:09,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/data/b84a9bfa2/13cc8f9275f14191b9212fb775524ed3/FLAGb5dc489eb [2023-11-25 00:10:09,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/data/b84a9bfa2/13cc8f9275f14191b9212fb775524ed3 [2023-11-25 00:10:09,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:10:09,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:10:09,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:10:09,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:10:09,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:10:09,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:10:09" (1/1) ... [2023-11-25 00:10:09,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b9e42c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:09, skipping insertion in model container [2023-11-25 00:10:09,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:10:09" (1/1) ... [2023-11-25 00:10:09,998 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:10:12,525 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_cd643607-b60c-497d-8021-98bcb71b5c0b/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] [2023-11-25 00:10:12,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:10:12,713 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:10:12,841 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] [2023-11-25 00:10:12,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5142] [2023-11-25 00:10:12,844 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] [2023-11-25 00:10:12,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5159-5160] [2023-11-25 00:10:12,853 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] [2023-11-25 00:10:12,853 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] [2023-11-25 00:10:12,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5362-5363] [2023-11-25 00:10:12,867 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] [2023-11-25 00:10:12,868 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] [2023-11-25 00:10:12,870 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] [2023-11-25 00:10:12,883 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] [2023-11-25 00:10:12,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5793] [2023-11-25 00:10:13,016 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] [2023-11-25 00:10:13,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7096] [2023-11-25 00:10:13,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7359] [2023-11-25 00:10:13,175 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_cd643607-b60c-497d-8021-98bcb71b5c0b/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] [2023-11-25 00:10:13,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:10:13,481 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:10:13,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13 WrapperNode [2023-11-25 00:10:13,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:10:13,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:10:13,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:10:13,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:10:13,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:13,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:13,944 INFO L138 Inliner]: procedures = 305, calls = 2559, calls flagged for inlining = 157, calls inlined = 137, statements flattened = 5641 [2023-11-25 00:10:13,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:10:13,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:10:13,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:10:13,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:10:13,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:13,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:10:14,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:10:14,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:10:14,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:10:14,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (1/1) ... [2023-11-25 00:10:14,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:10:14,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:10:14,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:10:14,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd643607-b60c-497d-8021-98bcb71b5c0b/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:10:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-11-25 00:10:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-11-25 00:10:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-11-25 00:10:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-11-25 00:10:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-11-25 00:10:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-11-25 00:10:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-25 00:10:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-25 00:10:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-25 00:10:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-25 00:10:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-11-25 00:10:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-11-25 00:10:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-11-25 00:10:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-11-25 00:10:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-11-25 00:10:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-11-25 00:10:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-11-25 00:10:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-11-25 00:10:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-25 00:10:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-25 00:10:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-25 00:10:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-25 00:10:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-25 00:10:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-25 00:10:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-25 00:10:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-25 00:10:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-11-25 00:10:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-11-25 00:10:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-25 00:10:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-25 00:10:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-25 00:10:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-25 00:10:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-25 00:10:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-25 00:10:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-11-25 00:10:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-11-25 00:10:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-11-25 00:10:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-11-25 00:10:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-25 00:10:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-25 00:10:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-25 00:10:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-25 00:10:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-25 00:10:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-25 00:10:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-25 00:10:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-25 00:10:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-25 00:10:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-25 00:10:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-25 00:10:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-25 00:10:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-25 00:10:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-25 00:10:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-25 00:10:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-25 00:10:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-11-25 00:10:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-11-25 00:10:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-25 00:10:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-25 00:10:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-25 00:10:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-25 00:10:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-11-25 00:10:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-11-25 00:10:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-11-25 00:10:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-11-25 00:10:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-11-25 00:10:14,512 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-11-25 00:10:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-25 00:10:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-25 00:10:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:10:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-25 00:10:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-25 00:10:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:10:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-25 00:10:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-25 00:10:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-25 00:10:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-25 00:10:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-11-25 00:10:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-11-25 00:10:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-25 00:10:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-25 00:10:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:10:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-25 00:10:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-11-25 00:10:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-11-25 00:10:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-11-25 00:10:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-11-25 00:10:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-25 00:10:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-25 00:10:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-11-25 00:10:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-11-25 00:10:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-11-25 00:10:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-11-25 00:10:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-25 00:10:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-25 00:10:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-11-25 00:10:14,516 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-11-25 00:10:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-25 00:10:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-25 00:10:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-25 00:10:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-25 00:10:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-25 00:10:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-25 00:10:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-11-25 00:10:14,517 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-11-25 00:10:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-25 00:10:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-25 00:10:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-25 00:10:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-25 00:10:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-25 00:10:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-25 00:10:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-11-25 00:10:14,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-11-25 00:10:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-25 00:10:14,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-25 00:10:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-11-25 00:10:14,519 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-11-25 00:10:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-25 00:10:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-11-25 00:10:14,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-11-25 00:10:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-25 00:10:14,520 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-25 00:10:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-25 00:10:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-25 00:10:14,520 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-25 00:10:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:10:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-25 00:10:14,520 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-25 00:10:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-25 00:10:14,521 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-25 00:10:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-25 00:10:14,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-25 00:10:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-25 00:10:14,521 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-25 00:10:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-11-25 00:10:14,522 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-11-25 00:10:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-25 00:10:14,522 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-25 00:10:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-25 00:10:14,522 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-25 00:10:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-25 00:10:14,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-25 00:10:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-11-25 00:10:14,523 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-11-25 00:10:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-25 00:10:14,523 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-25 00:10:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-25 00:10:14,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-25 00:10:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:10:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-11-25 00:10:14,524 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-11-25 00:10:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-11-25 00:10:14,524 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-11-25 00:10:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-25 00:10:14,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-25 00:10:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-25 00:10:14,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-25 00:10:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-11-25 00:10:14,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-11-25 00:10:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-25 00:10:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-25 00:10:14,525 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-25 00:10:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-25 00:10:14,525 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-25 00:10:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-25 00:10:14,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-25 00:10:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-25 00:10:14,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-25 00:10:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-11-25 00:10:14,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-11-25 00:10:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:10:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-25 00:10:14,527 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-25 00:10:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-25 00:10:14,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-25 00:10:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:10:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-11-25 00:10:14,528 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-11-25 00:10:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-25 00:10:14,528 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-25 00:10:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-25 00:10:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-25 00:10:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-11-25 00:10:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-11-25 00:10:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-25 00:10:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-25 00:10:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-11-25 00:10:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-11-25 00:10:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-25 00:10:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-25 00:10:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-25 00:10:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-25 00:10:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-11-25 00:10:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-11-25 00:10:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-11-25 00:10:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-11-25 00:10:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-25 00:10:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-25 00:10:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-11-25 00:10:14,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-11-25 00:10:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-11-25 00:10:14,531 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-11-25 00:10:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-11-25 00:10:14,531 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-11-25 00:10:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-25 00:10:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-25 00:10:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-25 00:10:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-25 00:10:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-25 00:10:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-25 00:10:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-11-25 00:10:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-11-25 00:10:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:10:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:10:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:10:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-11-25 00:10:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-11-25 00:10:15,354 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:10:15,359 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:10:48,607 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:10:53,774 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:10:53,775 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-25 00:10:53,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:53 BoogieIcfgContainer [2023-11-25 00:10:53,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:10:53,780 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:10:53,780 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:10:53,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:10:53,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:10:09" (1/3) ... [2023-11-25 00:10:53,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d047a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:10:53, skipping insertion in model container [2023-11-25 00:10:53,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:10:13" (2/3) ... [2023-11-25 00:10:53,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d047a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:10:53, skipping insertion in model container [2023-11-25 00:10:53,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:10:53" (3/3) ... [2023-11-25 00:10:53,787 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-11-25 00:10:53,809 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:10:53,809 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:10:53,914 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:10:53,941 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;@2f99a3b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:10:53,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:10:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand has 1390 states, 782 states have (on average 1.2595907928388748) internal successors, (985), 810 states have internal predecessors, (985), 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) [2023-11-25 00:10:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-25 00:10:53,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:10:53,974 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] [2023-11-25 00:10:53,975 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:10:53,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:10:53,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1294884077, now seen corresponding path program 1 times [2023-11-25 00:10:53,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:10:53,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623827330] [2023-11-25 00:10:53,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:10:53,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms