./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/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_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/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_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/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 0b84d951edd952ea546c87c866dc8087548e79487651bf439ff3be59c2dca4fe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:52,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:52,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:16:52,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:52,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:52,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:52,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:52,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:52,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:52,519 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:52,520 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:52,521 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:52,522 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:52,524 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:52,524 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:52,525 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:52,525 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:52,526 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:52,526 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:52,527 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:52,527 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:52,528 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:52,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:52,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:52,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:52,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:52,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:52,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:52,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:52,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:52,534 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:52,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:52,534 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:52,534 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:52,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:52,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:52,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:52,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:52,536 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:52,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:52,536 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:52,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:52,537 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:52,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:52,538 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_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b84d951edd952ea546c87c866dc8087548e79487651bf439ff3be59c2dca4fe [2023-11-23 21:16:52,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:52,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:52,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:52,903 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:52,903 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:52,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-23 21:16:56,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:56,956 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:56,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-23 21:16:57,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/data/284e4a338/c403cb2386d94d8ea49d00a3cf9076f1/FLAG9268c7e93 [2023-11-23 21:16:57,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/data/284e4a338/c403cb2386d94d8ea49d00a3cf9076f1 [2023-11-23 21:16:57,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:57,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:57,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:57,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:57,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:57,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:57" (1/1) ... [2023-11-23 21:16:57,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b521f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:57, skipping insertion in model container [2023-11-23 21:16:57,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:57" (1/1) ... [2023-11-23 21:16:57,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:02,841 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_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i[504760,504773] [2023-11-23 21:17:03,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:03,194 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:17:03,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6816] [2023-11-23 21:17:03,439 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6818] [2023-11-23 21:17:03,440 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"); [6828] [2023-11-23 21:17:03,440 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)); [6835] [2023-11-23 21:17:03,441 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; btc %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6842] [2023-11-23 21:17:03,441 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, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6850-6851] [2023-11-23 21:17:03,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6865-6866] [2023-11-23 21:17:03,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6875] [2023-11-23 21:17:03,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6882] [2023-11-23 21:17:03,452 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [7027-7028] [2023-11-23 21:17:03,454 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; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [7047-7048] [2023-11-23 21:17:03,454 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; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [7052-7053] [2023-11-23 21:17:03,455 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; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [7057-7058] [2023-11-23 21:17:03,455 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; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [7062-7063] [2023-11-23 21:17:03,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7382] [2023-11-23 21:17:03,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7389] [2023-11-23 21:17:03,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [7397] [2023-11-23 21:17:03,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [7404] [2023-11-23 21:17:03,482 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)); [7688-7689] [2023-11-23 21:17:03,484 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)); [7717-7718] [2023-11-23 21:17:03,502 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" (507), "i" (12UL)); [8069-8070] [2023-11-23 21:17:03,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8075] [2023-11-23 21:17:03,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (359), "i" (12UL)); [8618-8619] [2023-11-23 21:17:03,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (402), "i" (12UL)); [8674-8675] [2023-11-23 21:17:03,697 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (965), "i" (12UL)); [9407-9408] [2023-11-23 21:17:03,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (1007), "i" (12UL)); [9484-9485] [2023-11-23 21:17:03,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (1052), "i" (12UL)); [9540-9541] [2023-11-23 21:17:04,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (4245), "i" (12UL)); [14019-14020] [2023-11-23 21:17:04,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/32_7a/drivers/net/ethernet/rocker/rocker.c"), "i" (4330), "i" (12UL)); [14137-14138] [2023-11-23 21:17:04,229 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_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i[504760,504773] [2023-11-23 21:17:04,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:04,599 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:04,599 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:04,607 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:17:04,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04 WrapperNode [2023-11-23 21:17:04,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:04,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:04,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:17:04,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:17:04,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:04,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,256 INFO L138 Inliner]: procedures = 604, calls = 3192, calls flagged for inlining = 286, calls inlined = 269, statements flattened = 10017 [2023-11-23 21:17:05,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:05,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:17:05,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:17:05,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:17:05,269 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,687 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:17:05,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:17:05,751 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:17:05,751 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:17:05,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (1/1) ... [2023-11-23 21:17:05,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:05,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:17:05,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:17:05,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a91220d-cc93-4bc1-bbfc-07ad2ca6c192/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:17:05,841 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u16 [2023-11-23 21:17:05,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u16 [2023-11-23 21:17:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_cookie_ptr_set [2023-11-23 21:17:05,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_cookie_ptr_set [2023-11-23 21:17:05,842 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_do [2023-11-23 21:17:05,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_do [2023-11-23 21:17:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_data [2023-11-23 21:17:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_data [2023-11-23 21:17:05,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:17:05,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:17:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_is_bridged [2023-11-23 21:17:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_is_bridged [2023-11-23 21:17:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:17:05,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:17:05,844 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_credits_set [2023-11-23 21:17:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_credits_set [2023-11-23 21:17:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u32 [2023-11-23 21:17:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u32 [2023-11-23 21:17:05,845 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_probe [2023-11-23 21:17:05,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_probe [2023-11-23 21:17:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_add [2023-11-23 21:17:05,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_add [2023-11-23 21:17:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-23 21:17:05,846 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-23 21:17:05,846 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-23 21:17:05,847 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-23 21:17:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_dma_rings_fini [2023-11-23 21:17:05,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_dma_rings_fini [2023-11-23 21:17:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:17:05,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:17:05,848 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u32 [2023-11-23 21:17:05,850 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u32 [2023-11-23 21:17:05,851 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:17:05,852 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:17:05,852 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:17:05,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:17:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_dump [2023-11-23 21:17:05,853 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_dump [2023-11-23 21:17:05,853 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2023-11-23 21:17:05,853 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2023-11-23 21:17:05,854 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:17:05,855 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:17:05,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 21:17:05,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 21:17:05,856 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:17:05,857 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:17:05,858 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_to_vid [2023-11-23 21:17:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_to_vid [2023-11-23 21:17:05,858 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-23 21:17:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-23 21:17:05,858 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:17:05,859 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:17:05,859 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:17:05,860 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:17:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netevent_notifier [2023-11-23 21:17:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netevent_notifier [2023-11-23 21:17:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 21:17:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vid_to_vlan [2023-11-23 21:17:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vid_to_vlan [2023-11-23 21:17:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_internal_vlan_tbl_find [2023-11-23 21:17:05,862 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_internal_vlan_tbl_find [2023-11-23 21:17:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_ok [2023-11-23 21:17:05,862 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_ok [2023-11-23 21:17:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_dump [2023-11-23 21:17:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_dump [2023-11-23 21:17:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_del [2023-11-23 21:17:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_del [2023-11-23 21:17:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:17:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:17:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:17:05,864 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:17:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_add [2023-11-23 21:17:05,864 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_add [2023-11-23 21:17:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:17:05,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:17:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:17:05,865 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:17:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_entry_free [2023-11-23 21:17:05,865 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_entry_free [2023-11-23 21:17:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_vlan_id_is_internal [2023-11-23 21:17:05,866 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_vlan_id_is_internal [2023-11-23 21:17:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:17:05,866 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:17:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u64 [2023-11-23 21:17:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u64 [2023-11-23 21:17:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:17:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:17:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:17:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_getlink [2023-11-23 21:17:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_getlink [2023-11-23 21:17:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:17:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:17:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:17:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:17:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_get_phys_port_name [2023-11-23 21:17:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_get_phys_port_name [2023-11-23 21:17:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_commit [2023-11-23 21:17:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_commit [2023-11-23 21:17:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_setlink [2023-11-23 21:17:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_setlink [2023-11-23 21:17:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2023-11-23 21:17:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2023-11-23 21:17:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:17:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_head_set [2023-11-23 21:17:05,871 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_head_set [2023-11-23 21:17:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_reset [2023-11-23 21:17:05,871 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_reset [2023-11-23 21:17:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_dev_check [2023-11-23 21:17:05,871 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_dev_check [2023-11-23 21:17:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_destroy [2023-11-23 21:17:05,873 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_destroy [2023-11-23 21:17:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:17:05,873 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:17:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:17:05,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:17:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure __pos_inc [2023-11-23 21:17:05,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __pos_inc [2023-11-23 21:17:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_internal_vlan_id_put [2023-11-23 21:17:05,878 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_internal_vlan_id_put [2023-11-23 21:17:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:17:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_total_size [2023-11-23 21:17:05,878 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_total_size [2023-11-23 21:17:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_cookie_ptr_get [2023-11-23 21:17:05,880 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_cookie_ptr_get [2023-11-23 21:17:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:17:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:17:05,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:17:05,882 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2023-11-23 21:17:05,882 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2023-11-23 21:17:05,882 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_start [2023-11-23 21:17:05,882 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_start [2023-11-23 21:17:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:17:05,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:17:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure __rocker_port_mem_alloc [2023-11-23 21:17:05,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __rocker_port_mem_alloc [2023-11-23 21:17:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-23 21:17:05,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-23 21:17:05,884 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2023-11-23 21:17:05,884 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2023-11-23 21:17:05,885 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_stp_update [2023-11-23 21:17:05,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_stp_update [2023-11-23 21:17:05,885 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-23 21:17:05,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-23 21:17:05,885 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-23 21:17:05,885 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-23 21:17:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_internal_vlan_id_get [2023-11-23 21:17:05,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_internal_vlan_id_get [2023-11-23 21:17:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_tx_vector [2023-11-23 21:17:05,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_tx_vector [2023-11-23 21:17:05,886 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_rx_vector [2023-11-23 21:17:05,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_rx_vector [2023-11-23 21:17:05,887 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fwd_enable [2023-11-23 21:17:05,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fwd_enable [2023-11-23 21:17:05,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:17:05,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:17:05,888 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_dump [2023-11-23 21:17:05,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_dump [2023-11-23 21:17:05,888 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_dump [2023-11-23 21:17:05,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_dump [2023-11-23 21:17:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse_nested [2023-11-23 21:17:05,889 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse_nested [2023-11-23 21:17:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 21:17:05,889 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 21:17:05,889 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-23 21:17:05,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-23 21:17:05,890 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_settings [2023-11-23 21:17:05,890 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_settings [2023-11-23 21:17:05,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:17:05,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:17:05,890 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kzalloc [2023-11-23 21:17:05,891 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kzalloc [2023-11-23 21:17:05,891 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_next [2023-11-23 21:17:05,891 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_next [2023-11-23 21:17:05,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:17:05,891 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_bufs_alloc [2023-11-23 21:17:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_bufs_alloc [2023-11-23 21:17:05,892 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_find [2023-11-23 21:17:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_find [2023-11-23 21:17:05,892 INFO L130 BoogieDeclarations]: Found specification of procedure hash_del [2023-11-23 21:17:05,892 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_del [2023-11-23 21:17:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:17:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_fini [2023-11-23 21:17:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_fini [2023-11-23 21:17:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_test_one [2023-11-23 21:17:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_test_one [2023-11-23 21:17:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_attr_get [2023-11-23 21:17:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_attr_get [2023-11-23 21:17:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:17:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u64 [2023-11-23 21:17:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u64 [2023-11-23 21:17:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ctrl_vlan [2023-11-23 21:17:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ctrl_vlan [2023-11-23 21:17:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_type [2023-11-23 21:17:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_type [2023-11-23 21:17:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_event_timeout [2023-11-23 21:17:05,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_event_timeout [2023-11-23 21:17:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:17:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:17:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_attr_size [2023-11-23 21:17:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_attr_size [2023-11-23 21:17:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_update [2023-11-23 21:17:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_update [2023-11-23 21:17:05,896 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u8 [2023-11-23 21:17:05,897 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u8 [2023-11-23 21:17:05,897 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_del [2023-11-23 21:17:05,897 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_del [2023-11-23 21:17:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fib_ipv4 [2023-11-23 21:17:05,898 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fib_ipv4 [2023-11-23 21:17:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:17:05,898 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:17:05,898 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ig_tbl [2023-11-23 21:17:05,899 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ig_tbl [2023-11-23 21:17:05,899 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_l2_interface [2023-11-23 21:17:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_l2_interface [2023-11-23 21:17:05,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:17:05,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:17:05,901 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2023-11-23 21:17:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2023-11-23 21:17:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_enable [2023-11-23 21:17:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_enable [2023-11-23 21:17:05,902 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:17:05,902 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:17:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:17:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:17:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_alloc [2023-11-23 21:17:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_alloc [2023-11-23 21:17:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_free [2023-11-23 21:17:05,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_free [2023-11-23 21:17:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_cmd_exec [2023-11-23 21:17:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_cmd_exec [2023-11-23 21:17:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-23 21:17:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tx_desc_frags_unmap [2023-11-23 21:17:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tx_desc_frags_unmap [2023-11-23 21:17:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse_desc [2023-11-23 21:17:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse_desc [2023-11-23 21:17:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kfree [2023-11-23 21:17:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kfree [2023-11-23 21:17:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_destroy [2023-11-23 21:17:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_destroy [2023-11-23 21:17:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:17:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:17:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rings_fini [2023-11-23 21:17:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rings_fini [2023-11-23 21:17:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:17:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:17:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_do [2023-11-23 21:17:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_do [2023-11-23 21:17:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-23 21:17:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-23 21:17:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_router_mac [2023-11-23 21:17:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_router_mac [2023-11-23 21:17:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:17:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:17:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:17:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:17:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_create [2023-11-23 21:17:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_create [2023-11-23 21:17:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_unmap [2023-11-23 21:17:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_unmap [2023-11-23 21:17:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2023-11-23 21:17:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2023-11-23 21:17:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_err [2023-11-23 21:17:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_err [2023-11-23 21:17:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_be16 [2023-11-23 21:17:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_be16 [2023-11-23 21:17:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:17:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:17:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:17:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:17:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse [2023-11-23 21:17:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse [2023-11-23 21:17:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:17:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:17:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_ucast4_routing [2023-11-23 21:17:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_ucast4_routing [2023-11-23 21:17:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:17:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:17:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:17:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:17:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_find [2023-11-23 21:17:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_find [2023-11-23 21:17:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan [2023-11-23 21:17:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan [2023-11-23 21:17:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2023-11-23 21:17:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2023-11-23 21:17:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure prandom_u32 [2023-11-23 21:17:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure prandom_u32 [2023-11-23 21:17:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_learn [2023-11-23 21:17:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_learn [2023-11-23 21:17:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_vector [2023-11-23 21:17:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_vector [2023-11-23 21:17:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-23 21:17:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_learning [2023-11-23 21:17:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_learning [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_be32 [2023-11-23 21:17:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_be32 [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:17:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure hash_32 [2023-11-23 21:17:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_32 [2023-11-23 21:17:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_bridge [2023-11-23 21:17:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_bridge [2023-11-23 21:17:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_attr_set [2023-11-23 21:17:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_attr_set [2023-11-23 21:17:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_end [2023-11-23 21:17:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_end [2023-11-23 21:17:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-23 21:17:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-23 21:17:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:17:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_trans_abort [2023-11-23 21:17:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_trans_abort [2023-11-23 21:17:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_len [2023-11-23 21:17:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_len [2023-11-23 21:17:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:17:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:17:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_wake_up [2023-11-23 21:17:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_wake_up [2023-11-23 21:17:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_init [2023-11-23 21:17:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_init [2023-11-23 21:17:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:17:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:17:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:17:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:17:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-23 21:17:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-23 21:17:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 21:17:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 21:17:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-23 21:17:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-23 21:17:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:17:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:17:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_neigh_tbl_find [2023-11-23 21:17:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_neigh_tbl_find [2023-11-23 21:17:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_del [2023-11-23 21:17:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_del [2023-11-23 21:17:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kcalloc [2023-11-23 21:17:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kcalloc [2023-11-23 21:17:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure inet_make_mask [2023-11-23 21:17:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure inet_make_mask [2023-11-23 21:17:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_add [2023-11-23 21:17:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_add [2023-11-23 21:17:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 21:17:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 21:17:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2023-11-23 21:17:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2023-11-23 21:17:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure call_switchdev_notifiers [2023-11-23 21:17:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure call_switchdev_notifiers [2023-11-23 21:17:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-23 21:17:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-23 21:17:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_gen_clear [2023-11-23 21:17:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_gen_clear [2023-11-23 21:17:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_learn_work [2023-11-23 21:17:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_learn_work [2023-11-23 21:17:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:17:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:17:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_cancel [2023-11-23 21:17:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_cancel [2023-11-23 21:17:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:17:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:17:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_pass_to_producer [2023-11-23 21:17:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_pass_to_producer [2023-11-23 21:17:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_get_settings [2023-11-23 21:17:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_get_settings [2023-11-23 21:17:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:17:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:17:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure __hash_init [2023-11-23 21:17:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __hash_init [2023-11-23 21:17:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_mac_address [2023-11-23 21:17:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_mac_address [2023-11-23 21:17:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:17:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2023-11-23 21:17:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2023-11-23 21:17:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-23 21:17:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-23 21:17:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:17:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:17:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_tail_get [2023-11-23 21:17:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_tail_get [2023-11-23 21:17:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_add [2023-11-23 21:17:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_add [2023-11-23 21:17:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_term_mac [2023-11-23 21:17:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_term_mac [2023-11-23 21:17:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_start [2023-11-23 21:17:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_start [2023-11-23 21:17:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:17:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:17:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:17:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:17:06,044 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:17:06,044 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:17:06,044 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-23 21:17:06,044 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-23 21:17:06,044 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_head_get [2023-11-23 21:17:06,044 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_head_get [2023-11-23 21:17:06,044 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-23 21:17:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-23 21:17:06,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_5 [2023-11-23 21:17:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_5 [2023-11-23 21:17:06,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2023-11-23 21:17:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2023-11-23 21:17:06,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 21:17:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 21:17:06,045 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2023-11-23 21:17:06,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2023-11-23 21:17:06,045 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-23 21:17:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-23 21:17:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2023-11-23 21:17:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2023-11-23 21:17:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-23 21:17:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-23 21:17:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tx_desc_frag_map_put [2023-11-23 21:17:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tx_desc_frag_map_put [2023-11-23 21:17:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_del [2023-11-23 21:17:06,046 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_del [2023-11-23 21:17:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_free_tbls [2023-11-23 21:17:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_free_tbls [2023-11-23 21:17:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u8 [2023-11-23 21:17:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u8 [2023-11-23 21:17:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put [2023-11-23 21:17:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put [2023-11-23 21:17:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_bufs_free [2023-11-23 21:17:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_bufs_free [2023-11-23 21:17:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_dellink [2023-11-23 21:17:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_dellink [2023-11-23 21:17:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u16 [2023-11-23 21:17:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u16 [2023-11-23 21:17:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:17:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:17:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:17:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:17:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:17:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2023-11-23 21:17:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2023-11-23 21:17:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ipv4_neigh [2023-11-23 21:17:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ipv4_neigh [2023-11-23 21:17:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:17:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:17:06,050 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_remove_ports [2023-11-23 21:17:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_remove_ports [2023-11-23 21:17:06,050 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb [2023-11-23 21:17:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb [2023-11-23 21:17:07,623 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:17:07,632 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:17:08,188 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:17:21,810 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:17:26,826 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:17:26,827 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:17:26,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:26 BoogieIcfgContainer [2023-11-23 21:17:26,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:17:26,833 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:17:26,833 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:17:26,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:17:26,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:57" (1/3) ... [2023-11-23 21:17:26,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f747d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:26, skipping insertion in model container [2023-11-23 21:17:26,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:04" (2/3) ... [2023-11-23 21:17:26,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f747d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:26, skipping insertion in model container [2023-11-23 21:17:26,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:26" (3/3) ... [2023-11-23 21:17:26,841 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-23 21:17:26,865 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:17:26,866 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:17:27,002 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:17:27,011 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;@1a7be712, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:17:27,011 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:17:27,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 3321 states, 2073 states have (on average 1.3478051133622768) internal successors, (2794), 2171 states have internal predecessors, (2794), 1034 states have call successors, (1034), 213 states have call predecessors, (1034), 212 states have return successors, (1015), 1002 states have call predecessors, (1015), 1015 states have call successors, (1015) [2023-11-23 21:17:27,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2023-11-23 21:17:27,087 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:27,088 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:27,089 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:27,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:27,095 INFO L85 PathProgramCache]: Analyzing trace with hash 37235437, now seen corresponding path program 1 times [2023-11-23 21:17:27,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:17:27,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743107233] [2023-11-23 21:17:27,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:27,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:17:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:33,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3265 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3265 trivial. 0 not checked. [2023-11-23 21:17:33,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:17:33,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743107233] [2023-11-23 21:17:33,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743107233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:33,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:33,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:17:33,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101053011] [2023-11-23 21:17:33,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:33,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:17:33,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:17:33,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:17:33,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:17:33,550 INFO L87 Difference]: Start difference. First operand has 3321 states, 2073 states have (on average 1.3478051133622768) internal successors, (2794), 2171 states have internal predecessors, (2794), 1034 states have call successors, (1034), 213 states have call predecessors, (1034), 212 states have return successors, (1015), 1002 states have call predecessors, (1015), 1015 states have call successors, (1015) Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2023-11-23 21:17:35,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:37,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []