./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 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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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 c497666d7e5ff4299166452bc7f3d5a4d5bdb4d64ef4f15c91e905bba625b6c5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:08:02,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:08:02,508 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:08:02,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:08:02,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:08:02,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:08:02,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:08:02,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:08:02,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:08:02,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:08:02,585 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:08:02,587 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:08:02,588 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:08:02,590 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:08:02,591 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:08:02,591 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:08:02,592 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:08:02,592 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:08:02,593 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:08:02,594 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:08:02,596 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:08:02,597 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:08:02,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:08:02,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:08:02,600 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:08:02,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:08:02,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:08:02,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:08:02,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:08:02,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:08:02,605 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:08:02,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:08:02,606 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:08:02,606 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:08:02,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:02,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:08:02,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:08:02,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:08:02,608 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:08:02,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:08:02,609 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:08:02,609 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:08:02,610 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:08:02,610 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:08:02,611 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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c497666d7e5ff4299166452bc7f3d5a4d5bdb4d64ef4f15c91e905bba625b6c5 [2023-11-23 21:08:02,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:08:03,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:08:03,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:08:03,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:08:03,024 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:08:03,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/../../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 [2023-11-23 21:08:06,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:08:07,319 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:08:07,320 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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 [2023-11-23 21:08:07,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/data/282eb396d/e1d815a5a7664ddb999f47867c6be737/FLAG0562a251b [2023-11-23 21:08:07,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/data/282eb396d/e1d815a5a7664ddb999f47867c6be737 [2023-11-23 21:08:07,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:08:07,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:08:07,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:07,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:08:07,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:08:07,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:07" (1/1) ... [2023-11-23 21:08:07,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72986e24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:07, skipping insertion in model container [2023-11-23 21:08:07,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:07" (1/1) ... [2023-11-23 21:08:07,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:08:12,899 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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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] [2023-11-23 21:08:13,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:13,090 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:08:13,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6823] [2023-11-23 21:08:13,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6825] [2023-11-23 21:08:13,315 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] [2023-11-23 21:08:13,316 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] [2023-11-23 21:08:13,316 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] [2023-11-23 21:08:13,316 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] [2023-11-23 21:08:13,317 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] [2023-11-23 21:08:13,318 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6882] [2023-11-23 21:08:13,318 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6889] [2023-11-23 21:08:13,323 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] [2023-11-23 21:08:13,324 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] [2023-11-23 21:08:13,324 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] [2023-11-23 21:08:13,325 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] [2023-11-23 21:08:13,325 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] [2023-11-23 21:08:13,330 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7279] [2023-11-23 21:08:13,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7286] [2023-11-23 21:08:13,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [7294] [2023-11-23 21:08:13,331 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [7301] [2023-11-23 21:08:13,343 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] [2023-11-23 21:08:13,346 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] [2023-11-23 21:08:13,356 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] [2023-11-23 21:08:13,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8065] [2023-11-23 21:08:13,383 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] [2023-11-23 21:08:13,385 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] [2023-11-23 21:08:13,435 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] [2023-11-23 21:08:13,437 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] [2023-11-23 21:08:13,441 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] [2023-11-23 21:08:13,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/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] [2023-11-23 21:08:13,857 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] [2023-11-23 21:08:14,057 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_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/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] [2023-11-23 21:08:14,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:14,399 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:08:14,399 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:08:14,407 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:08:14,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14 WrapperNode [2023-11-23 21:08:14,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:14,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:14,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:08:14,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:08:14,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:14,596 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:14,970 INFO L138 Inliner]: procedures = 565, calls = 3126, calls flagged for inlining = 285, calls inlined = 269, statements flattened = 10011 [2023-11-23 21:08:14,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:14,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:08:14,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:08:14,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:08:14,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:14,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:08:15,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:08:15,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:08:15,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:08:15,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (1/1) ... [2023-11-23 21:08:15,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:15,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:15,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:08:15,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a3be4d3-4dd1-4f50-9a6b-692371bd5a73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:08:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u16 [2023-11-23 21:08:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u16 [2023-11-23 21:08:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_cookie_ptr_set [2023-11-23 21:08:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_cookie_ptr_set [2023-11-23 21:08:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_do [2023-11-23 21:08:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_do [2023-11-23 21:08:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_data [2023-11-23 21:08:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_data [2023-11-23 21:08:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:08:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:08:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_is_bridged [2023-11-23 21:08:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_is_bridged [2023-11-23 21:08:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:08:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:08:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_credits_set [2023-11-23 21:08:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_credits_set [2023-11-23 21:08:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u32 [2023-11-23 21:08:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u32 [2023-11-23 21:08:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_probe [2023-11-23 21:08:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_probe [2023-11-23 21:08:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_add [2023-11-23 21:08:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_add [2023-11-23 21:08:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-23 21:08:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-23 21:08:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-23 21:08:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-23 21:08:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_dma_rings_fini [2023-11-23 21:08:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_dma_rings_fini [2023-11-23 21:08:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:08:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:08:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u32 [2023-11-23 21:08:15,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u32 [2023-11-23 21:08:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:08:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:08:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:08:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:08:15,737 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_dump [2023-11-23 21:08:15,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_dump [2023-11-23 21:08:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2023-11-23 21:08:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2023-11-23 21:08:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:08:15,738 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:08:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 21:08:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 21:08:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:08:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:08:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_to_vid [2023-11-23 21:08:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_to_vid [2023-11-23 21:08:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-23 21:08:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-23 21:08:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:08:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:08:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:08:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:08:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netevent_notifier [2023-11-23 21:08:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netevent_notifier [2023-11-23 21:08:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 21:08:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vid_to_vlan [2023-11-23 21:08:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vid_to_vlan [2023-11-23 21:08:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_internal_vlan_tbl_find [2023-11-23 21:08:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_internal_vlan_tbl_find [2023-11-23 21:08:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_ok [2023-11-23 21:08:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_ok [2023-11-23 21:08:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_dump [2023-11-23 21:08:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_dump [2023-11-23 21:08:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_del [2023-11-23 21:08:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_del [2023-11-23 21:08:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:08:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:08:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:08:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:08:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_add [2023-11-23 21:08:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_add [2023-11-23 21:08:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:08:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:08:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:08:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:08:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_entry_free [2023-11-23 21:08:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_entry_free [2023-11-23 21:08:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_vlan_id_is_internal [2023-11-23 21:08:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_vlan_id_is_internal [2023-11-23 21:08:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:08:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:08:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u64 [2023-11-23 21:08:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u64 [2023-11-23 21:08:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:08:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:08:15,748 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:08:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_getlink [2023-11-23 21:08:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_getlink [2023-11-23 21:08:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:08:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:08:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:08:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:08:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_get_phys_port_name [2023-11-23 21:08:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_get_phys_port_name [2023-11-23 21:08:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_commit [2023-11-23 21:08:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_commit [2023-11-23 21:08:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_setlink [2023-11-23 21:08:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_setlink [2023-11-23 21:08:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2023-11-23 21:08:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2023-11-23 21:08:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:08:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_head_set [2023-11-23 21:08:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_head_set [2023-11-23 21:08:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_reset [2023-11-23 21:08:15,753 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_reset [2023-11-23 21:08:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_dev_check [2023-11-23 21:08:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_dev_check [2023-11-23 21:08:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_destroy [2023-11-23 21:08:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_destroy [2023-11-23 21:08:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:08:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:08:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:08:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:08:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure __pos_inc [2023-11-23 21:08:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __pos_inc [2023-11-23 21:08:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_internal_vlan_id_put [2023-11-23 21:08:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_internal_vlan_id_put [2023-11-23 21:08:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:08:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_total_size [2023-11-23 21:08:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_total_size [2023-11-23 21:08:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_cookie_ptr_get [2023-11-23 21:08:15,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_cookie_ptr_get [2023-11-23 21:08:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:08:15,762 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:08:15,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:08:15,769 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2023-11-23 21:08:15,769 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2023-11-23 21:08:15,769 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_start [2023-11-23 21:08:15,769 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_start [2023-11-23 21:08:15,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:08:15,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:08:15,770 INFO L130 BoogieDeclarations]: Found specification of procedure __rocker_port_mem_alloc [2023-11-23 21:08:15,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __rocker_port_mem_alloc [2023-11-23 21:08:15,771 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-23 21:08:15,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-23 21:08:15,771 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2023-11-23 21:08:15,771 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2023-11-23 21:08:15,771 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_stp_update [2023-11-23 21:08:15,771 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_stp_update [2023-11-23 21:08:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-23 21:08:15,772 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-23 21:08:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-23 21:08:15,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-23 21:08:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_internal_vlan_id_get [2023-11-23 21:08:15,772 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_internal_vlan_id_get [2023-11-23 21:08:15,772 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_tx_vector [2023-11-23 21:08:15,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_tx_vector [2023-11-23 21:08:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_rx_vector [2023-11-23 21:08:15,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_rx_vector [2023-11-23 21:08:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fwd_enable [2023-11-23 21:08:15,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fwd_enable [2023-11-23 21:08:15,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:08:15,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:08:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_dump [2023-11-23 21:08:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_dump [2023-11-23 21:08:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_obj_dump [2023-11-23 21:08:15,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_obj_dump [2023-11-23 21:08:15,774 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse_nested [2023-11-23 21:08:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse_nested [2023-11-23 21:08:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 21:08:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 21:08:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-23 21:08:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-23 21:08:15,775 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_settings [2023-11-23 21:08:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_settings [2023-11-23 21:08:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:08:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:08:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kzalloc [2023-11-23 21:08:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kzalloc [2023-11-23 21:08:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_next [2023-11-23 21:08:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_next [2023-11-23 21:08:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:08:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_bufs_alloc [2023-11-23 21:08:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_bufs_alloc [2023-11-23 21:08:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_find [2023-11-23 21:08:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_find [2023-11-23 21:08:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure hash_del [2023-11-23 21:08:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_del [2023-11-23 21:08:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:08:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_fini [2023-11-23 21:08:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_fini [2023-11-23 21:08:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_test_one [2023-11-23 21:08:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_test_one [2023-11-23 21:08:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_attr_get [2023-11-23 21:08:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_attr_get [2023-11-23 21:08:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:08:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u64 [2023-11-23 21:08:15,779 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u64 [2023-11-23 21:08:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ctrl_vlan [2023-11-23 21:08:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ctrl_vlan [2023-11-23 21:08:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_type [2023-11-23 21:08:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_type [2023-11-23 21:08:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_event_timeout [2023-11-23 21:08:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_event_timeout [2023-11-23 21:08:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:08:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:08:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_attr_size [2023-11-23 21:08:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_attr_size [2023-11-23 21:08:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_update [2023-11-23 21:08:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_update [2023-11-23 21:08:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_get_u8 [2023-11-23 21:08:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_get_u8 [2023-11-23 21:08:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure _rocker_neigh_del [2023-11-23 21:08:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure _rocker_neigh_del [2023-11-23 21:08:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fib_ipv4 [2023-11-23 21:08:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fib_ipv4 [2023-11-23 21:08:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:08:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:08:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ig_tbl [2023-11-23 21:08:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ig_tbl [2023-11-23 21:08:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_l2_interface [2023-11-23 21:08:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_l2_interface [2023-11-23 21:08:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:08:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:08:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2023-11-23 21:08:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2023-11-23 21:08:15,784 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_enable [2023-11-23 21:08:15,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_enable [2023-11-23 21:08:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:08:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:08:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 21:08:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 21:08:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_alloc [2023-11-23 21:08:15,785 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_alloc [2023-11-23 21:08:15,785 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_free [2023-11-23 21:08:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_free [2023-11-23 21:08:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_cmd_exec [2023-11-23 21:08:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_cmd_exec [2023-11-23 21:08:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-23 21:08:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tx_desc_frags_unmap [2023-11-23 21:08:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tx_desc_frags_unmap [2023-11-23 21:08:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse_desc [2023-11-23 21:08:15,786 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse_desc [2023-11-23 21:08:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kfree [2023-11-23 21:08:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kfree [2023-11-23 21:08:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_destroy [2023-11-23 21:08:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_destroy [2023-11-23 21:08:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:08:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:08:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rings_fini [2023-11-23 21:08:15,788 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rings_fini [2023-11-23 21:08:15,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:08:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:08:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_do [2023-11-23 21:08:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_do [2023-11-23 21:08:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-23 21:08:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-23 21:08:15,793 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_router_mac [2023-11-23 21:08:15,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_router_mac [2023-11-23 21:08:15,794 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:08:15,794 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:08:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:08:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:08:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_create [2023-11-23 21:08:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_create [2023-11-23 21:08:15,795 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_rx_ring_skb_unmap [2023-11-23 21:08:15,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_rx_ring_skb_unmap [2023-11-23 21:08:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2023-11-23 21:08:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2023-11-23 21:08:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_err [2023-11-23 21:08:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_err [2023-11-23 21:08:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_be16 [2023-11-23 21:08:15,796 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_be16 [2023-11-23 21:08:15,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:08:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:08:15,797 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:08:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:08:15,797 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_parse [2023-11-23 21:08:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_parse [2023-11-23 21:08:15,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:08:15,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:08:15,797 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_ucast4_routing [2023-11-23 21:08:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_ucast4_routing [2023-11-23 21:08:15,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:08:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:08:15,798 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:08:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:08:15,798 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_group_tbl_find [2023-11-23 21:08:15,798 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_group_tbl_find [2023-11-23 21:08:15,798 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan [2023-11-23 21:08:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan [2023-11-23 21:08:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2023-11-23 21:08:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2023-11-23 21:08:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure prandom_u32 [2023-11-23 21:08:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure prandom_u32 [2023-11-23 21:08:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_learn [2023-11-23 21:08:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_learn [2023-11-23 21:08:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_msix_vector [2023-11-23 21:08:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_msix_vector [2023-11-23 21:08:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-23 21:08:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-23 21:08:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:08:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_learning [2023-11-23 21:08:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_learning [2023-11-23 21:08:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_be32 [2023-11-23 21:08:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_be32 [2023-11-23 21:08:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:08:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:08:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:08:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure hash_32 [2023-11-23 21:08:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_32 [2023-11-23 21:08:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_bridge [2023-11-23 21:08:15,801 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_bridge [2023-11-23 21:08:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_attr_set [2023-11-23 21:08:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_attr_set [2023-11-23 21:08:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_end [2023-11-23 21:08:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_end [2023-11-23 21:08:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-23 21:08:15,802 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-23 21:08:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:08:15,802 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_trans_abort [2023-11-23 21:08:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_trans_abort [2023-11-23 21:08:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_len [2023-11-23 21:08:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_len [2023-11-23 21:08:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:08:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:08:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_wake_up [2023-11-23 21:08:15,803 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_wake_up [2023-11-23 21:08:15,803 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_wait_init [2023-11-23 21:08:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_wait_init [2023-11-23 21:08:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:08:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:08:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:08:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:08:15,804 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-23 21:08:15,804 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-23 21:08:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 21:08:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 21:08:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-23 21:08:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-23 21:08:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:08:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:08:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_neigh_tbl_find [2023-11-23 21:08:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_neigh_tbl_find [2023-11-23 21:08:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_del [2023-11-23 21:08:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_del [2023-11-23 21:08:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_kcalloc [2023-11-23 21:08:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_kcalloc [2023-11-23 21:08:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure inet_make_mask [2023-11-23 21:08:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure inet_make_mask [2023-11-23 21:08:15,806 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_add [2023-11-23 21:08:15,806 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_add [2023-11-23 21:08:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 21:08:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 21:08:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2023-11-23 21:08:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2023-11-23 21:08:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure call_switchdev_notifiers [2023-11-23 21:08:15,807 INFO L138 BoogieDeclarations]: Found implementation of procedure call_switchdev_notifiers [2023-11-23 21:08:15,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-23 21:08:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-23 21:08:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_gen_clear [2023-11-23 21:08:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_gen_clear [2023-11-23 21:08:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb_learn_work [2023-11-23 21:08:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb_learn_work [2023-11-23 21:08:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-23 21:08:15,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-23 21:08:15,808 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_cancel [2023-11-23 21:08:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_cancel [2023-11-23 21:08:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:08:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:08:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_pass_to_producer [2023-11-23 21:08:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_pass_to_producer [2023-11-23 21:08:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_get_settings [2023-11-23 21:08:15,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_get_settings [2023-11-23 21:08:15,809 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:08:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:08:15,810 INFO L130 BoogieDeclarations]: Found specification of procedure __hash_init [2023-11-23 21:08:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __hash_init [2023-11-23 21:08:15,810 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_set_mac_address [2023-11-23 21:08:15,810 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_set_mac_address [2023-11-23 21:08:15,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:08:15,810 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2023-11-23 21:08:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2023-11-23 21:08:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-23 21:08:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-23 21:08:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:08:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:08:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_tail_get [2023-11-23 21:08:15,811 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_tail_get [2023-11-23 21:08:15,811 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_vlan_add [2023-11-23 21:08:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_vlan_add [2023-11-23 21:08:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_flow_tbl_term_mac [2023-11-23 21:08:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_flow_tbl_term_mac [2023-11-23 21:08:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_nest_start [2023-11-23 21:08:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_nest_start [2023-11-23 21:08:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:08:15,812 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:08:15,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:08:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:08:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:08:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:08:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-23 21:08:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-23 21:08:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_desc_head_get [2023-11-23 21:08:15,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_desc_head_get [2023-11-23 21:08:15,813 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-23 21:08:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-23 21:08:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_5 [2023-11-23 21:08:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_5 [2023-11-23 21:08:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_4 [2023-11-23 21:08:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_4 [2023-11-23 21:08:15,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-23 21:08:15,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-23 21:08:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2023-11-23 21:08:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2023-11-23 21:08:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-23 21:08:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-23 21:08:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2023-11-23 21:08:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2023-11-23 21:08:15,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-23 21:08:15,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-23 21:08:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tx_desc_frag_map_put [2023-11-23 21:08:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tx_desc_frag_map_put [2023-11-23 21:08:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_fdb_del [2023-11-23 21:08:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_fdb_del [2023-11-23 21:08:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_free_tbls [2023-11-23 21:08:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_free_tbls [2023-11-23 21:08:15,816 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u8 [2023-11-23 21:08:15,816 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u8 [2023-11-23 21:08:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put [2023-11-23 21:08:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put [2023-11-23 21:08:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_dma_ring_bufs_free [2023-11-23 21:08:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_dma_ring_bufs_free [2023-11-23 21:08:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure switchdev_port_bridge_dellink [2023-11-23 21:08:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure switchdev_port_bridge_dellink [2023-11-23 21:08:15,817 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_tlv_put_u16 [2023-11-23 21:08:15,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_tlv_put_u16 [2023-11-23 21:08:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:08:15,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 21:08:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:08:15,818 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:08:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:08:15,818 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2023-11-23 21:08:15,818 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2023-11-23 21:08:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_ipv4_neigh [2023-11-23 21:08:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_ipv4_neigh [2023-11-23 21:08:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:08:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:08:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_remove_ports [2023-11-23 21:08:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_remove_ports [2023-11-23 21:08:15,819 INFO L130 BoogieDeclarations]: Found specification of procedure rocker_port_fdb [2023-11-23 21:08:15,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rocker_port_fdb [2023-11-23 21:08:17,383 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:08:17,396 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:08:18,017 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:08:30,031 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:08:34,230 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:08:34,230 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:08:34,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:34 BoogieIcfgContainer [2023-11-23 21:08:34,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:08:34,238 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:08:34,238 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:08:34,242 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:08:34,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:08:07" (1/3) ... [2023-11-23 21:08:34,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd74271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:34, skipping insertion in model container [2023-11-23 21:08:34,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:14" (2/3) ... [2023-11-23 21:08:34,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd74271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:34, skipping insertion in model container [2023-11-23 21:08:34,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:34" (3/3) ... [2023-11-23 21:08:34,246 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--rocker--rocker.ko-entry_point.cil.out.i [2023-11-23 21:08:34,267 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:08:34,267 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:08:34,400 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:08:34,411 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;@779ace22, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:08:34,411 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:08:34,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 3317 states, 2071 states have (on average 1.3471752776436503) internal successors, (2790), 2167 states have internal predecessors, (2790), 1032 states have call successors, (1032), 213 states have call predecessors, (1032), 212 states have return successors, (1013), 1000 states have call predecessors, (1013), 1013 states have call successors, (1013) [2023-11-23 21:08:34,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2023-11-23 21:08:34,490 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:34,492 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 21:08:34,493 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:08:34,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:34,502 INFO L85 PathProgramCache]: Analyzing trace with hash 685988717, now seen corresponding path program 1 times [2023-11-23 21:08:34,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:34,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739819370] [2023-11-23 21:08:34,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:34,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:08:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:08:40,186 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 21:08:40,187 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:08:40,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739819370] [2023-11-23 21:08:40,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739819370] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:08:40,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:08:40,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:08:40,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435478725] [2023-11-23 21:08:40,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:08:40,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:08:40,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:08:40,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:08:40,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:08:40,254 INFO L87 Difference]: Start difference. First operand has 3317 states, 2071 states have (on average 1.3471752776436503) internal successors, (2790), 2167 states have internal predecessors, (2790), 1032 states have call successors, (1032), 213 states have call predecessors, (1032), 212 states have return successors, (1013), 1000 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) [2023-11-23 21:08:42,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:08:44,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []