./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.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_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/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_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/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_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/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 a4004c79842c1e3f65bbfc83df272ce5f8db44e958baeab0a73ea3aea59dff45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:44,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:44,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:23:44,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:44,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:44,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:44,303 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:44,304 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:44,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:44,310 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:44,310 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:44,311 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:44,311 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:44,313 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:23:44,314 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:44,314 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:44,315 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:23:44,315 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:23:44,316 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:44,316 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:23:44,317 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:23:44,317 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:23:44,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:44,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:44,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:23:44,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:44,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:44,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:44,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:44,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:44,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:44,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:44,324 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:44,324 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:44,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:44,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:44,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:44,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:44,326 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:23:44,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:23:44,327 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:44,327 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:44,327 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:44,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:44,328 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_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4004c79842c1e3f65bbfc83df272ce5f8db44e958baeab0a73ea3aea59dff45 [2023-11-23 21:23:44,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:44,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:44,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:44,668 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:44,668 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:44,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-23 21:23:47,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:48,414 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:48,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-23 21:23:48,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/data/c62cf4665/782614035dfb47be8052018c9eb6ceef/FLAGefcd64d9c [2023-11-23 21:23:48,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/data/c62cf4665/782614035dfb47be8052018c9eb6ceef [2023-11-23 21:23:48,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:48,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:48,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:48,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:48,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:48,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:48" (1/1) ... [2023-11-23 21:23:48,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76847b15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:48, skipping insertion in model container [2023-11-23 21:23:48,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:48" (1/1) ... [2023-11-23 21:23:48,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:53,188 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_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[450146,450159] [2023-11-23 21:23:53,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:53,335 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:53,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6261] [2023-11-23 21:23:53,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6268] [2023-11-23 21:23:53,569 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"); [6920] [2023-11-23 21:23:53,570 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)); [6927] [2023-11-23 21:23:53,570 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6934] [2023-11-23 21:23:53,620 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)); [8015-8016] [2023-11-23 21:23:53,623 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/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [8065-8066] [2023-11-23 21:23:53,624 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [8071-8073] [2023-11-23 21:23:53,625 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; incl %0": "+m" (v->counter)); [8093] [2023-11-23 21:23:53,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8197] [2023-11-23 21:23:53,631 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/mm.h"), "i" (488), "i" (12UL)); [8254-8255] [2023-11-23 21:23:53,633 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)); [8315] [2023-11-23 21:23:53,634 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)); [8323-8324] [2023-11-23 21:23:53,639 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)); [8399-8400] [2023-11-23 21:23:53,641 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)); [8433-8434] [2023-11-23 21:23:53,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [8474-8475] [2023-11-23 21:23:53,645 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" (91), "i" (12UL)); [8503-8504] [2023-11-23 21:23:53,663 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" (502), "i" (12UL)); [8945-8946] [2023-11-23 21:23:53,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8952] [2023-11-23 21:23:53,698 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9561] [2023-11-23 21:23:53,700 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9608] [2023-11-23 21:23:53,701 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9620] [2023-11-23 21:23:53,705 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9681] [2023-11-23 21:23:53,761 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10292] [2023-11-23 21:23:53,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11931] [2023-11-23 21:23:53,860 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 *)"drivers/net/ethernet/intel/igbvf/netdev.c"), "i" (2086), "i" (12UL)); [11975-11976] [2023-11-23 21:23:53,862 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 *)"drivers/net/ethernet/intel/igbvf/netdev.c"), "i" (2109), "i" (12UL)); [12011-12012] [2023-11-23 21:23:53,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12126] [2023-11-23 21:23:53,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12130] [2023-11-23 21:23:53,984 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_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[450146,450159] [2023-11-23 21:23:54,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:54,424 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:23:54,424 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:23:54,432 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:54,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54 WrapperNode [2023-11-23 21:23:54,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:54,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:54,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:54,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:54,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:54,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:54,946 INFO L138 Inliner]: procedures = 528, calls = 3356, calls flagged for inlining = 306, calls inlined = 284, statements flattened = 8894 [2023-11-23 21:23:54,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:54,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:54,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:54,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:54,958 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:54,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:55,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:55,570 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:55,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:55,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (1/1) ... [2023-11-23 21:23:55,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:55,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:55,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:55,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3a261d7-2737-4c4a-ac76-e0c6dfe8e2cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-23 21:23:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-23 21:23:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:23:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:23:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:23:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:23:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-23 21:23:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-23 21:23:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:23:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:23:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:23:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:23:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-23 21:23:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-23 21:23:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2023-11-23 21:23:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2023-11-23 21:23:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-11-23 21:23:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-11-23 21:23:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:23:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:23:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:23:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:23:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:23:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:23:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2023-11-23 21:23:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2023-11-23 21:23:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:23:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:23:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2023-11-23 21:23:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2023-11-23 21:23:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2023-11-23 21:23:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2023-11-23 21:23:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:23:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:23:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:23:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2023-11-23 21:23:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2023-11-23 21:23:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2023-11-23 21:23:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2023-11-23 21:23:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:23:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:23:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:23:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:23:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:23:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:23:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:23:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:23:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2023-11-23 21:23:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2023-11-23 21:23:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:23:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:23:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-23 21:23:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-23 21:23:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2023-11-23 21:23:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2023-11-23 21:23:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:23:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-23 21:23:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-23 21:23:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-23 21:23:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-23 21:23:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:23:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:23:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-23 21:23:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-23 21:23:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:23:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:23:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:23:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2023-11-23 21:23:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2023-11-23 21:23:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:23:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:23:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:23:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:23:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:23:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2023-11-23 21:23:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2023-11-23 21:23:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:23:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:23:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-23 21:23:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-23 21:23:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:23:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2023-11-23 21:23:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2023-11-23 21:23:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:23:55,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:23:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2023-11-23 21:23:55,678 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2023-11-23 21:23:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-23 21:23:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-23 21:23:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:23:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:23:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2023-11-23 21:23:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2023-11-23 21:23:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:23:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:23:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-23 21:23:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-23 21:23:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-23 21:23:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-23 21:23:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:23:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:23:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2023-11-23 21:23:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2023-11-23 21:23:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-11-23 21:23:55,683 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-11-23 21:23:55,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:23:55,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:23:55,683 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-23 21:23:55,683 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-23 21:23:55,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:23:55,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:23:55,684 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-23 21:23:55,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-23 21:23:55,684 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 21:23:55,684 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 21:23:55,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:23:55,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:23:55,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:23:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:23:55,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:23:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:23:55,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:23:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-23 21:23:55,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-23 21:23:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2023-11-23 21:23:55,692 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2023-11-23 21:23:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2023-11-23 21:23:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2023-11-23 21:23:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:23:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:23:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:23:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:23:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:23:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:23:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:23:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-23 21:23:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-23 21:23:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2023-11-23 21:23:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2023-11-23 21:23:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2023-11-23 21:23:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2023-11-23 21:23:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2023-11-23 21:23:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2023-11-23 21:23:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:23:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:23:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2023-11-23 21:23:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2023-11-23 21:23:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 21:23:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 21:23:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-23 21:23:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-23 21:23:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2023-11-23 21:23:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2023-11-23 21:23:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:23:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:23:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:23:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:23:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2023-11-23 21:23:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2023-11-23 21:23:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2023-11-23 21:23:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2023-11-23 21:23:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:23:55,703 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:23:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-23 21:23:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-23 21:23:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2023-11-23 21:23:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2023-11-23 21:23:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2023-11-23 21:23:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2023-11-23 21:23:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-23 21:23:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-23 21:23:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2023-11-23 21:23:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2023-11-23 21:23:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:23:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:23:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:23:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:23:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:23:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:23:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:23:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-23 21:23:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2023-11-23 21:23:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2023-11-23 21:23:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-23 21:23:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-23 21:23:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 21:23:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 21:23:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-23 21:23:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-23 21:23:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2023-11-23 21:23:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2023-11-23 21:23:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:23:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:23:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2023-11-23 21:23:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2023-11-23 21:23:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2023-11-23 21:23:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2023-11-23 21:23:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-23 21:23:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-23 21:23:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-23 21:23:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-23 21:23:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2023-11-23 21:23:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2023-11-23 21:23:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 21:23:55,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 21:23:55,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:23:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:23:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:23:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:23:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2023-11-23 21:23:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2023-11-23 21:23:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2023-11-23 21:23:55,710 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2023-11-23 21:23:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-23 21:23:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-23 21:23:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-23 21:23:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-23 21:23:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:23:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:23:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:23:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:23:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:23:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2023-11-23 21:23:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2023-11-23 21:23:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-23 21:23:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-23 21:23:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:23:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:23:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2023-11-23 21:23:55,712 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2023-11-23 21:23:55,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:23:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2023-11-23 21:23:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2023-11-23 21:23:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2023-11-23 21:23:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2023-11-23 21:23:55,713 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2023-11-23 21:23:55,713 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2023-11-23 21:23:55,714 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-23 21:23:55,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-23 21:23:55,715 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2023-11-23 21:23:55,716 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2023-11-23 21:23:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-23 21:23:55,719 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-23 21:23:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:23:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:23:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:23:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2023-11-23 21:23:55,720 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2023-11-23 21:23:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:23:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:23:55,721 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:23:55,721 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:23:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-23 21:23:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-23 21:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2023-11-23 21:23:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2023-11-23 21:23:55,722 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2023-11-23 21:23:55,722 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2023-11-23 21:23:55,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:23:55,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 21:23:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 21:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:23:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2023-11-23 21:23:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2023-11-23 21:23:55,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-23 21:23:55,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-23 21:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2023-11-23 21:23:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2023-11-23 21:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-23 21:23:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-23 21:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-23 21:23:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-23 21:23:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:23:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 21:23:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 21:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2023-11-23 21:23:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2023-11-23 21:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:23:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-23 21:23:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-23 21:23:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2023-11-23 21:23:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2023-11-23 21:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:23:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2023-11-23 21:23:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2023-11-23 21:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:23:55,727 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-23 21:23:55,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-23 21:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:23:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:23:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2023-11-23 21:23:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2023-11-23 21:23:55,728 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:23:55,728 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:23:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-23 21:23:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-23 21:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2023-11-23 21:23:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2023-11-23 21:23:55,729 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2023-11-23 21:23:55,729 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2023-11-23 21:23:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-23 21:23:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-23 21:23:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2023-11-23 21:23:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2023-11-23 21:23:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:23:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:23:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2023-11-23 21:23:55,730 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2023-11-23 21:23:55,730 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:23:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:23:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 21:23:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-23 21:23:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2023-11-23 21:23:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2023-11-23 21:23:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:23:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-23 21:23:55,731 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-23 21:23:55,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-23 21:23:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2023-11-23 21:23:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2023-11-23 21:23:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-23 21:23:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-23 21:23:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-23 21:23:55,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-23 21:23:55,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:23:55,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:23:55,733 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 21:23:57,021 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:57,027 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:57,409 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:24:06,831 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:24:07,236 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:11,607 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:11,607 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:24:11,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:11 BoogieIcfgContainer [2023-11-23 21:24:11,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:11,613 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:11,613 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:11,617 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:11,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:48" (1/3) ... [2023-11-23 21:24:11,618 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d469c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:11, skipping insertion in model container [2023-11-23 21:24:11,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:54" (2/3) ... [2023-11-23 21:24:11,618 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d469c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:11, skipping insertion in model container [2023-11-23 21:24:11,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:11" (3/3) ... [2023-11-23 21:24:11,620 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-23 21:24:11,641 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:11,641 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:24:11,748 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:11,755 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;@220f9f74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:11,755 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:24:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand has 2329 states, 1378 states have (on average 1.2728592162554426) internal successors, (1754), 1419 states have internal predecessors, (1754), 788 states have call successors, (788), 163 states have call predecessors, (788), 162 states have return successors, (780), 766 states have call predecessors, (780), 780 states have call successors, (780) [2023-11-23 21:24:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-23 21:24:11,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:11,810 INFO L195 NwaCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:11,812 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:11,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:11,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1361950843, now seen corresponding path program 1 times [2023-11-23 21:24:11,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:11,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914162866] [2023-11-23 21:24:11,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:11,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-23 21:24:13,092 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:24:13,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914162866] [2023-11-23 21:24:13,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914162866] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:13,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:13,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:24:13,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765048227] [2023-11-23 21:24:13,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:13,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:13,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:24:13,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:13,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:13,154 INFO L87 Difference]: Start difference. First operand has 2329 states, 1378 states have (on average 1.2728592162554426) internal successors, (1754), 1419 states have internal predecessors, (1754), 788 states have call successors, (788), 163 states have call predecessors, (788), 162 states have return successors, (780), 766 states have call predecessors, (780), 780 states have call successors, (780) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-11-23 21:24:18,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:21,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:22,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:22,620 INFO L93 Difference]: Finished difference Result 6825 states and 9737 transitions. [2023-11-23 21:24:22,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:22,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 260 [2023-11-23 21:24:22,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:22,683 INFO L225 Difference]: With dead ends: 6825 [2023-11-23 21:24:22,684 INFO L226 Difference]: Without dead ends: 4531 [2023-11-23 21:24:22,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:22,704 INFO L413 NwaCegarLoop]: 2862 mSDtfsCounter, 3186 mSDsluCounter, 2812 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3186 SdHoareTripleChecker+Valid, 5674 SdHoareTripleChecker+Invalid, 953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:22,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3186 Valid, 5674 Invalid, 953 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2023-11-23 21:24:22,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4531 states. [2023-11-23 21:24:23,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4531 to 4531. [2023-11-23 21:24:23,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4531 states, 2695 states have (on average 1.2693877551020407) internal successors, (3421), 2773 states have internal predecessors, (3421), 1514 states have call successors, (1514), 322 states have call predecessors, (1514), 321 states have return successors, (1511), 1483 states have call predecessors, (1511), 1511 states have call successors, (1511) [2023-11-23 21:24:23,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4531 states to 4531 states and 6446 transitions. [2023-11-23 21:24:23,093 INFO L78 Accepts]: Start accepts. Automaton has 4531 states and 6446 transitions. Word has length 260 [2023-11-23 21:24:23,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:23,095 INFO L495 AbstractCegarLoop]: Abstraction has 4531 states and 6446 transitions. [2023-11-23 21:24:23,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-11-23 21:24:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 4531 states and 6446 transitions. [2023-11-23 21:24:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-11-23 21:24:23,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:23,115 INFO L195 NwaCegarLoop]: trace histogram [28, 24, 24, 24, 24, 24, 24, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:23,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:24:23,116 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:23,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:23,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1479720355, now seen corresponding path program 1 times [2023-11-23 21:24:23,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:23,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241534324] [2023-11-23 21:24:23,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:23,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2441 trivial. 0 not checked. [2023-11-23 21:24:24,323 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:24:24,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241534324] [2023-11-23 21:24:24,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241534324] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:24,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:24,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:24:24,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644394163] [2023-11-23 21:24:24,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:24,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:24:24,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:24:24,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:24:24,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:24:24,328 INFO L87 Difference]: Start difference. First operand 4531 states and 6446 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:24:26,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:30,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:32,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:33,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:33,636 INFO L93 Difference]: Finished difference Result 4531 states and 6446 transitions. [2023-11-23 21:24:33,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:24:33,637 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 310 [2023-11-23 21:24:33,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:33,641 INFO L225 Difference]: With dead ends: 4531 [2023-11-23 21:24:33,641 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:24:33,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:24:33,662 INFO L413 NwaCegarLoop]: 2828 mSDtfsCounter, 3213 mSDsluCounter, 2828 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3213 SdHoareTripleChecker+Valid, 5656 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:33,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3213 Valid, 5656 Invalid, 927 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 925 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2023-11-23 21:24:33,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:24:33,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:24:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:24:33,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:24:33,668 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2023-11-23 21:24:33,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:33,669 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:24:33,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:24:33,669 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:24:33,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:24:33,672 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:24:33,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:24:33,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.