./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-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.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_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/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_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/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_6ba3e7b9-88a6-4964-88b0-6831d9190653/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 c497666d7e5ff4299166452bc7f3d5a4d5bdb4d64ef4f15c91e905bba625b6c5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:53:33,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:53:33,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:53:33,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:53:33,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:53:33,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:53:33,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:53:33,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:53:33,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:53:33,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:53:33,470 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:53:33,471 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:53:33,472 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:53:33,474 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:53:33,474 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:53:33,475 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:53:33,475 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:53:33,476 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:53:33,477 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:53:33,477 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:53:33,478 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:53:33,478 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:53:33,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:53:33,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:53:33,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:53:33,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:53:33,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:53:33,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:53:33,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:53:33,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:53:33,485 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:53:33,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:53:33,487 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:53:33,488 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:53:33,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:53:33,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:53:33,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:53:33,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:53:33,489 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:53:33,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:53:33,490 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:53:33,491 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:53:33,492 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:53:33,492 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:53:33,493 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_6ba3e7b9-88a6-4964-88b0-6831d9190653/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c497666d7e5ff4299166452bc7f3d5a4d5bdb4d64ef4f15c91e905bba625b6c5 [2023-11-24 23:53:33,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:53:33,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:53:33,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:53:33,896 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:53:33,896 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:53:33,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-24 23:53:37,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:53:37,948 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:53:37,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-24 23:53:38,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/data/7f99c6aec/e31f01903aa449b9822bfe7b28398db2/FLAG979948102 [2023-11-24 23:53:38,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/data/7f99c6aec/e31f01903aa449b9822bfe7b28398db2 [2023-11-24 23:53:38,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:53:38,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:53:38,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:53:38,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:53:38,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:53:38,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:53:38" (1/1) ... [2023-11-24 23:53:38,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3010b0e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:38, skipping insertion in model container [2023-11-24 23:53:38,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:53:38" (1/1) ... [2023-11-24 23:53:38,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:53:43,697 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_6ba3e7b9-88a6-4964-88b0-6831d9190653/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i[502909,502922] [2023-11-24 23:53:43,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:53:43,976 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:53:44,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6823] [2023-11-24 23:53:44,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6825] [2023-11-24 23:53:44,164 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"); [6835] [2023-11-24 23:53:44,164 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)); [6842] [2023-11-24 23:53:44,165 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)); [6849] [2023-11-24 23:53:44,166 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"); [6857-6858] [2023-11-24 23:53:44,168 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)); [6872-6873] [2023-11-24 23:53:44,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6882] [2023-11-24 23:53:44,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6889] [2023-11-24 23:53:44,175 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"); [7034-7035] [2023-11-24 23:53:44,176 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"); [7054-7055] [2023-11-24 23:53:44,176 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"); [7059-7060] [2023-11-24 23:53:44,177 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"); [7064-7065] [2023-11-24 23:53:44,177 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"); [7069-7070] [2023-11-24 23:53:44,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7279] [2023-11-24 23:53:44,186 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7286] [2023-11-24 23:53:44,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [7294] [2023-11-24 23:53:44,187 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [7301] [2023-11-24 23:53:44,200 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)); [7678-7679] [2023-11-24 23:53:44,202 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)); [7707-7708] [2023-11-24 23:53:44,215 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)); [8059-8060] [2023-11-24 23:53:44,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8065] [2023-11-24 23:53:44,253 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (359), "i" (12UL)); [8608-8609] [2023-11-24 23:53:44,256 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (402), "i" (12UL)); [8664-8665] [2023-11-24 23:53:44,328 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (965), "i" (12UL)); [9397-9398] [2023-11-24 23:53:44,330 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (1007), "i" (12UL)); [9474-9475] [2023-11-24 23:53:44,335 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (1052), "i" (12UL)); [9530-9531] [2023-11-24 23:53:44,765 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (4245), "i" (12UL)); [14009-14010] [2023-11-24 23:53:44,769 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/11689/dscv_tempdir/dscv/ri/08_1a/drivers/net/ethernet/rocker/rocker.c"), "i" (4330), "i" (12UL)); [14127-14128] [2023-11-24 23:53:44,937 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_6ba3e7b9-88a6-4964-88b0-6831d9190653/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i[502909,502922] [2023-11-24 23:53:44,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:53:45,308 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:45,308 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:53:45,316 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:53:45,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45 WrapperNode [2023-11-24 23:53:45,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:53:45,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:53:45,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:53:45,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:53:45,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:45,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:45,862 INFO L138 Inliner]: procedures = 565, calls = 3126, calls flagged for inlining = 285, calls inlined = 269, statements flattened = 10163 [2023-11-24 23:53:45,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:53:45,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:53:45,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:53:45,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:53:45,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:45,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:45,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:45,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:46,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:46,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:46,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:46,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:46,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:53:46,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:53:46,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:53:46,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:53:46,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (1/1) ... [2023-11-24 23:53:46,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:53:46,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:53:46,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:53:46,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ba3e7b9-88a6-4964-88b0-6831d9190653/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:53:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u16 [2023-11-24 23:53:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u16 [2023-11-24 23:53:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_cookie_ptr_set [2023-11-24 23:53:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_cookie_ptr_set [2023-11-24 23:53:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_do [2023-11-24 23:53:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_do [2023-11-24 23:53:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_data [2023-11-24 23:53:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_data [2023-11-24 23:53:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:53:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:53:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_is_bridged [2023-11-24 23:53:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_is_bridged [2023-11-24 23:53:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:53:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:53:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_credits_set [2023-11-24 23:53:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_credits_set [2023-11-24 23:53:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u32 [2023-11-24 23:53:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u32 [2023-11-24 23:53:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_probe [2023-11-24 23:53:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_probe [2023-11-24 23:53:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_add [2023-11-24 23:53:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_add [2023-11-24 23:53:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-24 23:53:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-24 23:53:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-24 23:53:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-24 23:53:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_dma_rings_fini [2023-11-24 23:53:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_dma_rings_fini [2023-11-24 23:53:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:53:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:53:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u32 [2023-11-24 23:53:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u32 [2023-11-24 23:53:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:53:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:53:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:53:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:53:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_dump [2023-11-24 23:53:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_dump [2023-11-24 23:53:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2023-11-24 23:53:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2023-11-24 23:53:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:53:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:53:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-24 23:53:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-24 23:53:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:53:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:53:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_to_vid [2023-11-24 23:53:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_to_vid [2023-11-24 23:53:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-24 23:53:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-24 23:53:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:53:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:53:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:53:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:53:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netevent_notifier [2023-11-24 23:53:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netevent_notifier [2023-11-24 23:53:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:53:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vid_to_vlan [2023-11-24 23:53:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vid_to_vlan [2023-11-24 23:53:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_internal_vlan_tbl_find [2023-11-24 23:53:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_internal_vlan_tbl_find [2023-11-24 23:53:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_ok [2023-11-24 23:53:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_ok [2023-11-24 23:53:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_dump [2023-11-24 23:53:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_dump [2023-11-24 23:53:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_del [2023-11-24 23:53:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_del [2023-11-24 23:53:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:53:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:53:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:53:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:53:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_add [2023-11-24 23:53:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_add [2023-11-24 23:53:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:53:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:53:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:53:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:53:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_entry_free [2023-11-24 23:53:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_entry_free [2023-11-24 23:53:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_vlan_id_is_internal [2023-11-24 23:53:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_vlan_id_is_internal [2023-11-24 23:53:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:53:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:53:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u64 [2023-11-24 23:53:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u64 [2023-11-24 23:53:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:53:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:53:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:53:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_getlink [2023-11-24 23:53:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_getlink [2023-11-24 23:53:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:53:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:53:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:53:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:53:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_get_phys_port_name [2023-11-24 23:53:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_get_phys_port_name [2023-11-24 23:53:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_commit [2023-11-24 23:53:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_commit [2023-11-24 23:53:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_setlink [2023-11-24 23:53:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_setlink [2023-11-24 23:53:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2023-11-24 23:53:46,543 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2023-11-24 23:53:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:53:46,543 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_head_set [2023-11-24 23:53:46,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_head_set [2023-11-24 23:53:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_reset [2023-11-24 23:53:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_reset [2023-11-24 23:53:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_dev_check [2023-11-24 23:53:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_dev_check [2023-11-24 23:53:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_destroy [2023-11-24 23:53:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_destroy [2023-11-24 23:53:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:53:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:53:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:53:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:53:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure __pos_inc [2023-11-24 23:53:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __pos_inc [2023-11-24 23:53:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_internal_vlan_id_put [2023-11-24 23:53:46,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_internal_vlan_id_put [2023-11-24 23:53:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:53:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_total_size [2023-11-24 23:53:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_total_size [2023-11-24 23:53:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_cookie_ptr_get [2023-11-24 23:53:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_cookie_ptr_get [2023-11-24 23:53:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:53:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:53:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:53:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2023-11-24 23:53:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2023-11-24 23:53:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_start [2023-11-24 23:53:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_start [2023-11-24 23:53:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:53:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:53:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure __rocker_port_mem_alloc [2023-11-24 23:53:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __rocker_port_mem_alloc [2023-11-24 23:53:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-24 23:53:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-24 23:53:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2023-11-24 23:53:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2023-11-24 23:53:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_stp_update [2023-11-24 23:53:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_stp_update [2023-11-24 23:53:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-24 23:53:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-24 23:53:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-24 23:53:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-24 23:53:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_internal_vlan_id_get [2023-11-24 23:53:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_internal_vlan_id_get [2023-11-24 23:53:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_tx_vector [2023-11-24 23:53:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_tx_vector [2023-11-24 23:53:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_rx_vector [2023-11-24 23:53:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_rx_vector [2023-11-24 23:53:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fwd_enable [2023-11-24 23:53:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fwd_enable [2023-11-24 23:53:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:53:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:53:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_dump [2023-11-24 23:53:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_dump [2023-11-24 23:53:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_dump [2023-11-24 23:53:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_dump [2023-11-24 23:53:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse_nested [2023-11-24 23:53:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse_nested [2023-11-24 23:53:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-24 23:53:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-24 23:53:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-24 23:53:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-24 23:53:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_settings [2023-11-24 23:53:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_settings [2023-11-24 23:53:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-24 23:53:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-24 23:53:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kzalloc [2023-11-24 23:53:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kzalloc [2023-11-24 23:53:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_next [2023-11-24 23:53:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_next [2023-11-24 23:53:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:53:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_bufs_alloc [2023-11-24 23:53:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_bufs_alloc [2023-11-24 23:53:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_find [2023-11-24 23:53:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_find [2023-11-24 23:53:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure hash_del [2023-11-24 23:53:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_del [2023-11-24 23:53:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:53:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_fini [2023-11-24 23:53:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_fini [2023-11-24 23:53:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_test_one [2023-11-24 23:53:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_test_one [2023-11-24 23:53:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_attr_get [2023-11-24 23:53:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_attr_get [2023-11-24 23:53:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:53:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u64 [2023-11-24 23:53:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u64 [2023-11-24 23:53:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ctrl_vlan [2023-11-24 23:53:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ctrl_vlan [2023-11-24 23:53:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_type [2023-11-24 23:53:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_type [2023-11-24 23:53:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_event_timeout [2023-11-24 23:53:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_event_timeout [2023-11-24 23:53:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:53:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:53:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_attr_size [2023-11-24 23:53:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_attr_size [2023-11-24 23:53:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_update [2023-11-24 23:53:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_update [2023-11-24 23:53:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u8 [2023-11-24 23:53:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u8 [2023-11-24 23:53:46,570 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_del [2023-11-24 23:53:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_del [2023-11-24 23:53:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fib_ipv4 [2023-11-24 23:53:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fib_ipv4 [2023-11-24 23:53:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:53:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:53:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ig_tbl [2023-11-24 23:53:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ig_tbl [2023-11-24 23:53:46,571 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_l2_interface [2023-11-24 23:53:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_l2_interface [2023-11-24 23:53:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:53:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:53:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2023-11-24 23:53:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2023-11-24 23:53:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_enable [2023-11-24 23:53:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_enable [2023-11-24 23:53:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 23:53:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 23:53:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-24 23:53:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-24 23:53:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_alloc [2023-11-24 23:53:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_alloc [2023-11-24 23:53:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_free [2023-11-24 23:53:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_free [2023-11-24 23:53:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_cmd_exec [2023-11-24 23:53:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_cmd_exec [2023-11-24 23:53:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-24 23:53:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tx_desc_frags_unmap [2023-11-24 23:53:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tx_desc_frags_unmap [2023-11-24 23:53:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse_desc [2023-11-24 23:53:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse_desc [2023-11-24 23:53:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kfree [2023-11-24 23:53:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kfree [2023-11-24 23:53:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_destroy [2023-11-24 23:53:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_destroy [2023-11-24 23:53:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:53:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:53:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rings_fini [2023-11-24 23:53:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rings_fini [2023-11-24 23:53:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:53:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:53:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_do [2023-11-24 23:53:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_do [2023-11-24 23:53:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-24 23:53:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-24 23:53:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_router_mac [2023-11-24 23:53:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_router_mac [2023-11-24 23:53:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-24 23:53:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-24 23:53:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:53:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:53:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_create [2023-11-24 23:53:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_create [2023-11-24 23:53:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_unmap [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_unmap [2023-11-24 23:53:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2023-11-24 23:53:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_err [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_err [2023-11-24 23:53:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_be16 [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_be16 [2023-11-24 23:53:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 23:53:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:53:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse [2023-11-24 23:53:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse [2023-11-24 23:53:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:53:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:53:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_ucast4_routing [2023-11-24 23:53:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_ucast4_routing [2023-11-24 23:53:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:53:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:53:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:53:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:53:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_find [2023-11-24 23:53:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_find [2023-11-24 23:53:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan [2023-11-24 23:53:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan [2023-11-24 23:53:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2023-11-24 23:53:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2023-11-24 23:53:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure prandom_u32 [2023-11-24 23:53:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure prandom_u32 [2023-11-24 23:53:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_learn [2023-11-24 23:53:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_learn [2023-11-24 23:53:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_vector [2023-11-24 23:53:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_vector [2023-11-24 23:53:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-24 23:53:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-24 23:53:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_learning [2023-11-24 23:53:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_learning [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_be32 [2023-11-24 23:53:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_be32 [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:53:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure hash_32 [2023-11-24 23:53:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_32 [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_bridge [2023-11-24 23:53:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_bridge [2023-11-24 23:53:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_attr_set [2023-11-24 23:53:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_attr_set [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_end [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_end [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_trans_abort [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_trans_abort [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_len [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_len [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_wake_up [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_wake_up [2023-11-24 23:53:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_init [2023-11-24 23:53:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_init [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:53:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_neigh_tbl_find [2023-11-24 23:53:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_neigh_tbl_find [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_del [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_del [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kcalloc [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kcalloc [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure inet_make_mask [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure inet_make_mask [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_add [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_add [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure call_switchdev_notifiers [2023-11-24 23:53:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure call_switchdev_notifiers [2023-11-24 23:53:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_gen_clear [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_gen_clear [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_learn_work [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_learn_work [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_cancel [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_cancel [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_pass_to_producer [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_pass_to_producer [2023-11-24 23:53:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_get_settings [2023-11-24 23:53:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_get_settings [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure __hash_init [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __hash_init [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_mac_address [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_mac_address [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:53:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_tail_get [2023-11-24 23:53:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_tail_get [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_add [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_add [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_term_mac [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_term_mac [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_start [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_start [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-24 23:53:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-24 23:53:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_head_get [2023-11-24 23:53:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_head_get [2023-11-24 23:53:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-24 23:53:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-24 23:53:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_5 [2023-11-24 23:53:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_5 [2023-11-24 23:53:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2023-11-24 23:53:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2023-11-24 23:53:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-24 23:53:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-24 23:53:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2023-11-24 23:53:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2023-11-24 23:53:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-24 23:53:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-24 23:53:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2023-11-24 23:53:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2023-11-24 23:53:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-24 23:53:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-24 23:53:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tx_desc_frag_map_put [2023-11-24 23:53:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tx_desc_frag_map_put [2023-11-24 23:53:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_del [2023-11-24 23:53:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_del [2023-11-24 23:53:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_free_tbls [2023-11-24 23:53:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_free_tbls [2023-11-24 23:53:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u8 [2023-11-24 23:53:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u8 [2023-11-24 23:53:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put [2023-11-24 23:53:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put [2023-11-24 23:53:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_bufs_free [2023-11-24 23:53:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_bufs_free [2023-11-24 23:53:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_dellink [2023-11-24 23:53:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_dellink [2023-11-24 23:53:46,676 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u16 [2023-11-24 23:53:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u16 [2023-11-24 23:53:46,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:53:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:53:46,676 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:53:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:53:46,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:53:46,677 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2023-11-24 23:53:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2023-11-24 23:53:46,677 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ipv4_neigh [2023-11-24 23:53:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ipv4_neigh [2023-11-24 23:53:46,677 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:53:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:53:46,677 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_remove_ports [2023-11-24 23:53:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_remove_ports [2023-11-24 23:53:46,678 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb [2023-11-24 23:53:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb [2023-11-24 23:53:48,249 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:53:48,261 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:53:48,850 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:54:00,822 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:54:05,788 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:54:05,788 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:54:05,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:05 BoogieIcfgContainer [2023-11-24 23:54:05,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:54:05,796 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:54:05,796 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:54:05,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:54:05,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:53:38" (1/3) ... [2023-11-24 23:54:05,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c80485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:54:05, skipping insertion in model container [2023-11-24 23:54:05,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:53:45" (2/3) ... [2023-11-24 23:54:05,803 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c80485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:54:05, skipping insertion in model container [2023-11-24 23:54:05,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:54:05" (3/3) ... [2023-11-24 23:54:05,805 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-24 23:54:05,827 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:54:05,827 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:54:05,967 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:54:05,974 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;@2f54d97a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:54:05,975 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:54:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 3348 states, 2102 states have (on average 1.3420551855375833) internal successors, (2821), 2180 states have internal predecessors, (2821), 1032 states have call successors, (1032), 213 states have call predecessors, (1032), 212 states have return successors, (1013), 1009 states have call predecessors, (1013), 1013 states have call successors, (1013) [2023-11-24 23:54:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2023-11-24 23:54:06,064 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:54:06,066 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] [2023-11-24 23:54:06,066 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:54:06,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:54:06,074 INFO L85 PathProgramCache]: Analyzing trace with hash 397679844, now seen corresponding path program 1 times [2023-11-24 23:54:06,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:54:06,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240385908] [2023-11-24 23:54:06,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:54:06,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:54:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:54:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3265 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3265 trivial. 0 not checked. [2023-11-24 23:54:11,636 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:54:11,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240385908] [2023-11-24 23:54:11,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240385908] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:54:11,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:54:11,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:54:11,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720306602] [2023-11-24 23:54:11,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:54:11,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:54:11,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:54:11,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:54:11,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:54:11,699 INFO L87 Difference]: Start difference. First operand has 3348 states, 2102 states have (on average 1.3420551855375833) internal successors, (2821), 2180 states have internal predecessors, (2821), 1032 states have call successors, (1032), 213 states have call predecessors, (1032), 212 states have return successors, (1013), 1009 states have call predecessors, (1013), 1013 states have call successors, (1013) 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) [2023-11-24 23:54:13,813 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 [] [2023-11-24 23:54:15,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []