./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-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 899936809f134b7a18a7ac00d293808544b0e96b14603dc5a591cd3e9a61d6b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:04:08,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:04:08,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:04:08,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:04:08,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:04:08,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:04:08,330 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:04:08,331 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:04:08,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:04:08,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:04:08,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:04:08,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:04:08,334 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:04:08,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:04:08,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:04:08,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:04:08,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:04:08,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:04:08,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:04:08,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:04:08,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:04:08,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:04:08,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:04:08,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:04:08,341 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:04:08,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:04:08,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:04:08,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:04:08,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:04:08,344 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:04:08,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:04:08,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:04:08,345 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:04:08,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:04:08,346 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:04:08,346 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:04:08,347 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 899936809f134b7a18a7ac00d293808544b0e96b14603dc5a591cd3e9a61d6b6 [2023-11-12 02:04:08,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:04:08,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:04:08,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:04:08,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:04:08,688 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:04:08,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2023-11-12 02:04:11,935 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:04:12,729 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:04:12,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2023-11-12 02:04:12,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/data/3b8b76246/99e33cbe609a4f92b30d456223ee4c7e/FLAGcb1f170d1 [2023-11-12 02:04:12,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/data/3b8b76246/99e33cbe609a4f92b30d456223ee4c7e [2023-11-12 02:04:12,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:04:12,826 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:04:12,827 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:04:12,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:04:12,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:04:12,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:04:12" (1/1) ... [2023-11-12 02:04:12,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74af34d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:12, skipping insertion in model container [2023-11-12 02:04:12,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:04:12" (1/1) ... [2023-11-12 02:04:13,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:04:17,324 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_f84d1d77-a7a5-437b-a737-b3b35316419e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[478203,478216] [2023-11-12 02:04:17,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:04:17,522 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:04:17,706 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"); [6540] [2023-11-12 02:04:17,708 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)); [6547] [2023-11-12 02:04:17,708 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"); [6555-6556] [2023-11-12 02:04:17,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6730] [2023-11-12 02:04:17,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6737] [2023-11-12 02:04:17,722 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)); [6924-6925] [2023-11-12 02:04:17,724 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)); [6953-6954] [2023-11-12 02:04:17,726 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" (84), "i" (12UL)); [6987-6988] [2023-11-12 02:04:17,727 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" (96), "i" (12UL)); [7011-7012] [2023-11-12 02:04:17,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [7107] [2023-11-12 02:04:17,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [7115-7116] [2023-11-12 02:04:17,737 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)); [7407-7408] [2023-11-12 02:04:17,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7413] [2023-11-12 02:04:17,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9034] [2023-11-12 02:04:17,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9051] [2023-11-12 02:04:17,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9556] [2023-11-12 02:04:17,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [9603] [2023-11-12 02:04:17,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9717] [2023-11-12 02:04:17,850 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9721] [2023-11-12 02:04:17,851 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9728] [2023-11-12 02:04:17,852 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next2_buffer) [9735] [2023-11-12 02:04:17,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9884] [2023-11-12 02:04:17,987 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (531), "i" (12UL)); [12046-12047] [2023-11-12 02:04:18,000 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (689), "i" (12UL)); [12177-12178] [2023-11-12 02:04:18,003 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (748), "i" (12UL)); [12220-12221] [2023-11-12 02:04:18,003 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (749), "i" (12UL)); [12228-12229] [2023-11-12 02:04:18,004 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (750), "i" (12UL)); [12236-12237] [2023-11-12 02:04:18,005 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (777), "i" (12UL)); [12262-12263] [2023-11-12 02:04:18,007 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (804), "i" (12UL)); [12288-12289] [2023-11-12 02:04:18,008 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (841), "i" (12UL)); [12313-12314] [2023-11-12 02:04:18,009 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (842), "i" (12UL)); [12321-12322] [2023-11-12 02:04:18,009 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (843), "i" (12UL)); [12329-12330] [2023-11-12 02:04:18,011 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (873), "i" (12UL)); [12356-12357] [2023-11-12 02:04:18,012 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c"), "i" (900), "i" (12UL)); [12382-12383] [2023-11-12 02:04:18,058 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_ee.c"), "i" (312), "i" (12UL)); [13240-13241] [2023-11-12 02:04:18,147 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10409/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/intel/ixgb/ixgb_param.c"), "i" (242), "i" (12UL)); [15196-15197] [2023-11-12 02:04:18,162 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_f84d1d77-a7a5-437b-a737-b3b35316419e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[478203,478216] [2023-11-12 02:04:18,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:04:18,558 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:04:18,566 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:04:18,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18 WrapperNode [2023-11-12 02:04:18,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:04:18,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:04:18,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:04:18,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:04:18,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:18,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,286 INFO L138 Inliner]: procedures = 450, calls = 6119, calls flagged for inlining = 204, calls inlined = 185, statements flattened = 12120 [2023-11-12 02:04:19,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:04:19,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:04:19,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:04:19,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:04:19,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,432 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,433 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:19,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:20,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:20,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:04:20,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:04:20,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:04:20,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:04:20,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (1/1) ... [2023-11-12 02:04:20,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:04:20,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:04:20,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:04:20,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f84d1d77-a7a5-437b-a737-b3b35316419e/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:04:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 02:04:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 02:04:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:04:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:04:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 02:04:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 02:04:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2023-11-12 02:04:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2023-11-12 02:04:20,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:04:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:04:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2023-11-12 02:04:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2023-11-12 02:04:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2023-11-12 02:04:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2023-11-12 02:04:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-12 02:04:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-12 02:04:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2023-11-12 02:04:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2023-11-12 02:04:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 02:04:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 02:04:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-12 02:04:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-12 02:04:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 02:04:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 02:04:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout_task [2023-11-12 02:04:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout_task [2023-11-12 02:04:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2023-11-12 02:04:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2023-11-12 02:04:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2023-11-12 02:04:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2023-11-12 02:04:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2023-11-12 02:04:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2023-11-12 02:04:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2023-11-12 02:04:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2023-11-12 02:04:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 02:04:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 02:04:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2023-11-12 02:04:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2023-11-12 02:04:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 02:04:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 02:04:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2023-11-12 02:04:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2023-11-12 02:04:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2023-11-12 02:04:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2023-11-12 02:04:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 02:04:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 02:04:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 02:04:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 02:04:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 02:04:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 02:04:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 02:04:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 02:04:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:04:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-12 02:04:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-12 02:04:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2023-11-12 02:04:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2023-11-12 02:04:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:04:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:04:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2023-11-12 02:04:20,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2023-11-12 02:04:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 02:04:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 02:04:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 02:04:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 02:04:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:04:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2023-11-12 02:04:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2023-11-12 02:04:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2023-11-12 02:04:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2023-11-12 02:04:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 02:04:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 02:04:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2023-11-12 02:04:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2023-11-12 02:04:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:04:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2023-11-12 02:04:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2023-11-12 02:04:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-11-12 02:04:20,265 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-11-12 02:04:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2023-11-12 02:04:20,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2023-11-12 02:04:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:04:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2023-11-12 02:04:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2023-11-12 02:04:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 02:04:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 02:04:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-12 02:04:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-12 02:04:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:04:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:04:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-12 02:04:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-12 02:04:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 02:04:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 02:04:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2023-11-12 02:04:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2023-11-12 02:04:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-12 02:04:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-12 02:04:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 02:04:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 02:04:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2023-11-12 02:04:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2023-11-12 02:04:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2023-11-12 02:04:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2023-11-12 02:04:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 02:04:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 02:04:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2023-11-12 02:04:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2023-11-12 02:04:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:04:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-12 02:04:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-12 02:04:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:04:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 02:04:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 02:04:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:04:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:04:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:04:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2023-11-12 02:04:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2023-11-12 02:04:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2023-11-12 02:04:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2023-11-12 02:04:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2023-11-12 02:04:20,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2023-11-12 02:04:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:04:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:04:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2023-11-12 02:04:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2023-11-12 02:04:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2023-11-12 02:04:20,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2023-11-12 02:04:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2023-11-12 02:04:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2023-11-12 02:04:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-12 02:04:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-12 02:04:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:04:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:04:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2023-11-12 02:04:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2023-11-12 02:04:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2023-11-12 02:04:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2023-11-12 02:04:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2023-11-12 02:04:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2023-11-12 02:04:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-12 02:04:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-12 02:04:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 02:04:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 02:04:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:04:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:04:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-12 02:04:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-12 02:04:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 02:04:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 02:04:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:04:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:04:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:04:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:04:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-12 02:04:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-12 02:04:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 02:04:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 02:04:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-12 02:04:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-12 02:04:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2023-11-12 02:04:20,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2023-11-12 02:04:20,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-11-12 02:04:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-11-12 02:04:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:04:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:04:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2023-11-12 02:04:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2023-11-12 02:04:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-12 02:04:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-12 02:04:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:04:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:04:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:04:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:04:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 02:04:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 02:04:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-12 02:04:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-12 02:04:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-12 02:04:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-12 02:04:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-12 02:04:20,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-12 02:04:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:04:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-12 02:04:20,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-12 02:04:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 02:04:20,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 02:04:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:04:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2023-11-12 02:04:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2023-11-12 02:04:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-12 02:04:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-12 02:04:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:04:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:04:20,284 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:04:20,284 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2023-11-12 02:04:20,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2023-11-12 02:04:20,284 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-12 02:04:20,284 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-12 02:04:20,284 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-12 02:04:20,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-12 02:04:20,285 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 02:04:20,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 02:04:20,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 02:04:20,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 02:04:20,285 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2023-11-12 02:04:20,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2023-11-12 02:04:20,285 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2023-11-12 02:04:20,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2023-11-12 02:04:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2023-11-12 02:04:20,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2023-11-12 02:04:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-12 02:04:20,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-12 02:04:20,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-12 02:04:20,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-12 02:04:20,287 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 02:04:20,287 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 02:04:20,287 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2023-11-12 02:04:20,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2023-11-12 02:04:20,287 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-12 02:04:20,287 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-12 02:04:20,287 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 02:04:20,288 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 02:04:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2023-11-12 02:04:20,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2023-11-12 02:04:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-12 02:04:20,288 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-12 02:04:20,288 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:04:20,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:04:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2023-11-12 02:04:20,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2023-11-12 02:04:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:04:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2023-11-12 02:04:20,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2023-11-12 02:04:20,289 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-12 02:04:20,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-12 02:04:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:04:20,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:04:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2023-11-12 02:04:20,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2023-11-12 02:04:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2023-11-12 02:04:20,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2023-11-12 02:04:20,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 02:04:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 02:04:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 02:04:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 02:04:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-12 02:04:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-12 02:04:20,291 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2023-11-12 02:04:20,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2023-11-12 02:04:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-12 02:04:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-12 02:04:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 02:04:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 02:04:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2023-11-12 02:04:20,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2023-11-12 02:04:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2023-11-12 02:04:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2023-11-12 02:04:20,293 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2023-11-12 02:04:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2023-11-12 02:04:20,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-12 02:04:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-12 02:04:20,293 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2023-11-12 02:04:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2023-11-12 02:04:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2023-11-12 02:04:20,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2023-11-12 02:04:20,297 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-12 02:04:20,297 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-12 02:04:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-12 02:04:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-12 02:04:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2023-11-12 02:04:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2023-11-12 02:04:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-12 02:04:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-12 02:04:20,298 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-12 02:04:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-12 02:04:20,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:04:20,299 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-12 02:04:20,299 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2023-11-12 02:04:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2023-11-12 02:04:21,626 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:04:21,635 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:04:22,101 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:04:53,497 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:04:53,530 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:04:53,531 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:04:53,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:53 BoogieIcfgContainer [2023-11-12 02:04:53,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:04:53,542 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:04:53,543 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:04:53,546 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:04:53,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:04:12" (1/3) ... [2023-11-12 02:04:53,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34636574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:04:53, skipping insertion in model container [2023-11-12 02:04:53,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:04:18" (2/3) ... [2023-11-12 02:04:53,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34636574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:04:53, skipping insertion in model container [2023-11-12 02:04:53,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:04:53" (3/3) ... [2023-11-12 02:04:53,551 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2023-11-12 02:04:53,572 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:04:53,572 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:04:53,716 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:04:53,725 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=PETRI_NET, 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;@124f1702, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:04:53,725 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:04:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand has 3600 states, 2516 states have (on average 1.3692368839427662) internal successors, (3445), 2602 states have internal predecessors, (3445), 951 states have call successors, (951), 132 states have call predecessors, (951), 131 states have return successors, (942), 937 states have call predecessors, (942), 942 states have call successors, (942) [2023-11-12 02:04:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-12 02:04:53,793 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:04:53,796 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:04:53,797 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:04:53,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:04:53,806 INFO L85 PathProgramCache]: Analyzing trace with hash 395960834, now seen corresponding path program 1 times [2023-11-12 02:04:53,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:04:53,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328623603] [2023-11-12 02:04:53,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:04:53,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:04:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:04:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:04:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-12 02:04:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:04:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:04:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-12 02:04:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-12 02:04:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-12 02:04:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-12 02:04:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-12 02:04:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-12 02:04:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-12 02:04:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-12 02:04:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-12 02:04:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:04:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-12 02:04:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:04:55,846 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-11-12 02:04:55,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:04:55,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328623603] [2023-11-12 02:04:55,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328623603] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:04:55,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:04:55,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:04:55,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780300556] [2023-11-12 02:04:55,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:04:55,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:04:55,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:04:55,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:04:55,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:04:55,909 INFO L87 Difference]: Start difference. First operand has 3600 states, 2516 states have (on average 1.3692368839427662) internal successors, (3445), 2602 states have internal predecessors, (3445), 951 states have call successors, (951), 132 states have call predecessors, (951), 131 states have return successors, (942), 937 states have call predecessors, (942), 942 states have call successors, (942) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15)