./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu --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 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:04,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:05,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:36:05,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:05,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:05,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:05,079 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:05,079 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:05,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:36:05,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:36:05,087 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:05,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:05,088 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:05,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:05,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:36:05,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:36:05,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:05,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:36:05,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:36:05,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:36:05,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:36:05,094 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:05,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:05,095 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:05,096 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:36:05,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:05,097 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:05,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:36:05,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:36:05,098 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:36:05,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:36:05,100 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:36:05,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:36:05,100 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:36:05,100 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:36:05,101 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:36:05,101 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_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 [2023-11-19 07:36:05,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:05,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:05,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:05,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:05,436 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:05,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:36:08,512 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:09,433 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:09,434 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:36:09,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/data/6617eac19/cfc67c820f2b4fb5bc4756535f66ecbf/FLAG45baa428a [2023-11-19 07:36:09,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/data/6617eac19/cfc67c820f2b4fb5bc4756535f66ecbf [2023-11-19 07:36:09,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:09,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:09,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:09,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:09,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:09,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:09,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2367ac76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:09, skipping insertion in model container [2023-11-19 07:36:09,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:09" (1/1) ... [2023-11-19 07:36:09,852 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:15,087 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_1b1afcc9-4e27-44c5-9da9-98411a4ad238/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2023-11-19 07:36:15,093 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_1b1afcc9-4e27-44c5-9da9-98411a4ad238/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2023-11-19 07:36:15,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:15,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:15,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6260] [2023-11-19 07:36:15,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6267] [2023-11-19 07:36:15,451 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] [2023-11-19 07:36:15,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6927] [2023-11-19 07:36:15,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6934] [2023-11-19 07:36:15,484 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)); [8034-8035] [2023-11-19 07:36:15,486 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/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [8076-8077] [2023-11-19 07:36:15,487 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"); [8082-8084] [2023-11-19 07:36:15,488 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)); [8104] [2023-11-19 07:36:15,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8201] [2023-11-19 07:36:15,493 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)); [8258-8259] [2023-11-19 07:36:15,494 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)); [8291] [2023-11-19 07:36:15,495 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)); [8299-8300] [2023-11-19 07:36:15,499 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)); [8375-8376] [2023-11-19 07:36:15,501 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)); [8409-8410] [2023-11-19 07:36:15,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [8450-8451] [2023-11-19 07:36:15,504 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)); [8479-8480] [2023-11-19 07:36:15,519 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)); [8924-8925] [2023-11-19 07:36:15,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8931] [2023-11-19 07:36:15,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9541] [2023-11-19 07:36:15,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9588] [2023-11-19 07:36:15,550 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9600] [2023-11-19 07:36:15,553 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9661] [2023-11-19 07:36:15,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10272] [2023-11-19 07:36:15,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11911] [2023-11-19 07:36:15,747 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)); [11955-11956] [2023-11-19 07:36:15,749 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)); [11991-11992] [2023-11-19 07:36:15,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12106] [2023-11-19 07:36:15,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12110] [2023-11-19 07:36:15,883 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_1b1afcc9-4e27-44c5-9da9-98411a4ad238/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2023-11-19 07:36:15,884 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_1b1afcc9-4e27-44c5-9da9-98411a4ad238/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2023-11-19 07:36:15,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:16,197 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:16,197 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:16,205 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:16,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16 WrapperNode [2023-11-19 07:36:16,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:16,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:16,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:16,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:16,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:16,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:16,788 INFO L138 Inliner]: procedures = 639, calls = 3666, calls flagged for inlining = 316, calls inlined = 281, statements flattened = 9057 [2023-11-19 07:36:16,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:16,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:16,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:16,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:16,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:16,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:16,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:16,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:17,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:17,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:17,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:17,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:17,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:17,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:17,566 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:17,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:17,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (1/1) ... [2023-11-19 07:36:17,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:17,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:17,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:17,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b1afcc9-4e27-44c5-9da9-98411a4ad238/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:17,681 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-19 07:36:17,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-19 07:36:17,682 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:36:17,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:36:17,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:36:17,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:36:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:36:17,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:36:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:36:17,685 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:36:17,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:36:17,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:36:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-19 07:36:17,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-19 07:36:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2023-11-19 07:36:17,687 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2023-11-19 07:36:17,687 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-11-19 07:36:17,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-11-19 07:36:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 07:36:17,688 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 07:36:17,688 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:36:17,688 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:36:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:36:17,689 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:36:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2023-11-19 07:36:17,689 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2023-11-19 07:36:17,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:36:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:36:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2023-11-19 07:36:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2023-11-19 07:36:17,690 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2023-11-19 07:36:17,690 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2023-11-19 07:36:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:36:17,691 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:36:17,691 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 07:36:17,692 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2023-11-19 07:36:17,692 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2023-11-19 07:36:17,693 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2023-11-19 07:36:17,693 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2023-11-19 07:36:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:36:17,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:36:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:36:17,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:36:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:36:17,695 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:36:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 07:36:17,695 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 07:36:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2023-11-19 07:36:17,696 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2023-11-19 07:36:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:36:17,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:36:17,696 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 07:36:17,697 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 07:36:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2023-11-19 07:36:17,697 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2023-11-19 07:36:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:36:17,697 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:36:17,698 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:36:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-19 07:36:17,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-19 07:36:17,698 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 07:36:17,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 07:36:17,699 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 07:36:17,699 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 07:36:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:36:17,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:36:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:36:17,700 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2023-11-19 07:36:17,700 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2023-11-19 07:36:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:36:17,701 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:36:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:36:17,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:36:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:36:17,701 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2023-11-19 07:36:17,702 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2023-11-19 07:36:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:36:17,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:36:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:36:17,702 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:36:17,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:36:17,703 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2023-11-19 07:36:17,703 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2023-11-19 07:36:17,703 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:36:17,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:36:17,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-19 07:36:17,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-19 07:36:17,704 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2023-11-19 07:36:17,705 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2023-11-19 07:36:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:36:17,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:36:17,705 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2023-11-19 07:36:17,706 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2023-11-19 07:36:17,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:36:17,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:36:17,707 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-19 07:36:17,707 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-19 07:36:17,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-19 07:36:17,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-19 07:36:17,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:36:17,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:36:17,708 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2023-11-19 07:36:17,708 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2023-11-19 07:36:17,708 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-11-19 07:36:17,709 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-11-19 07:36:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:36:17,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:36:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 07:36:17,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 07:36:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-19 07:36:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-19 07:36:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:36:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:36:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-19 07:36:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-19 07:36:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-19 07:36:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-19 07:36:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:36:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:36:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:36:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:36:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:36:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-19 07:36:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-11-19 07:36:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:36:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:36:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:36:17,719 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:36:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2023-11-19 07:36:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2023-11-19 07:36:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2023-11-19 07:36:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2023-11-19 07:36:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 07:36:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 07:36:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:36:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:36:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:36:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:36:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:36:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-19 07:36:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-19 07:36:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2023-11-19 07:36:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2023-11-19 07:36:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2023-11-19 07:36:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2023-11-19 07:36:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 07:36:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 07:36:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 07:36:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 07:36:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2023-11-19 07:36:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2023-11-19 07:36:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:36:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:36:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2023-11-19 07:36:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2023-11-19 07:36:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 07:36:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 07:36:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 07:36:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 07:36:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2023-11-19 07:36:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2023-11-19 07:36:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:36:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:36:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:36:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:36:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2023-11-19 07:36:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2023-11-19 07:36:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2023-11-19 07:36:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2023-11-19 07:36:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:36:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:36:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 07:36:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 07:36:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2023-11-19 07:36:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2023-11-19 07:36:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2023-11-19 07:36:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2023-11-19 07:36:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-19 07:36:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-19 07:36:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2023-11-19 07:36:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2023-11-19 07:36:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:36:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:36:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:36:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:36:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:36:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:36:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:36:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:36:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2023-11-19 07:36:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2023-11-19 07:36:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:36:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:36:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 07:36:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 07:36:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 07:36:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 07:36:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2023-11-19 07:36:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2023-11-19 07:36:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:36:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:36:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2023-11-19 07:36:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2023-11-19 07:36:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2023-11-19 07:36:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2023-11-19 07:36:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-19 07:36:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-19 07:36:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-19 07:36:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-19 07:36:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2023-11-19 07:36:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2023-11-19 07:36:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:36:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:36:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:36:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:36:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-19 07:36:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-19 07:36:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:36:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:36:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2023-11-19 07:36:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2023-11-19 07:36:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2023-11-19 07:36:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2023-11-19 07:36:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-19 07:36:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-19 07:36:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:36:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:36:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:36:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:36:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:36:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:36:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:36:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2023-11-19 07:36:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2023-11-19 07:36:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 07:36:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 07:36:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:36:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:36:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2023-11-19 07:36:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2023-11-19 07:36:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:36:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2023-11-19 07:36:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2023-11-19 07:36:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2023-11-19 07:36:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2023-11-19 07:36:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2023-11-19 07:36:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2023-11-19 07:36:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:36:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:36:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2023-11-19 07:36:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2023-11-19 07:36:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-19 07:36:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-19 07:36:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:36:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:36:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:36:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:36:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:36:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2023-11-19 07:36:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2023-11-19 07:36:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:36:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:36:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:36:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:36:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:36:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:36:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-19 07:36:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-19 07:36:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2023-11-19 07:36:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2023-11-19 07:36:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2023-11-19 07:36:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2023-11-19 07:36:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:36:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:36:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 07:36:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 07:36:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:36:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:36:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2023-11-19 07:36:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2023-11-19 07:36:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-19 07:36:17,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-19 07:36:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2023-11-19 07:36:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2023-11-19 07:36:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 07:36:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 07:36:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-19 07:36:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-19 07:36:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:36:17,743 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:36:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 07:36:17,743 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 07:36:17,743 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2023-11-19 07:36:17,743 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2023-11-19 07:36:17,744 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:36:17,744 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:36:17,744 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-19 07:36:17,744 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-19 07:36:17,744 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2023-11-19 07:36:17,744 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2023-11-19 07:36:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:36:17,745 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:36:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2023-11-19 07:36:17,745 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2023-11-19 07:36:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:36:17,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-19 07:36:17,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-19 07:36:17,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:36:17,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:36:17,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:36:17,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:36:17,746 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2023-11-19 07:36:17,747 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2023-11-19 07:36:17,747 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 07:36:17,747 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 07:36:17,747 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:36:17,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:36:17,747 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-19 07:36:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-19 07:36:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2023-11-19 07:36:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2023-11-19 07:36:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2023-11-19 07:36:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2023-11-19 07:36:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:36:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:36:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2023-11-19 07:36:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2023-11-19 07:36:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:36:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:36:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2023-11-19 07:36:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2023-11-19 07:36:17,750 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 07:36:17,750 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 07:36:17,750 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 07:36:17,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 07:36:17,750 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2023-11-19 07:36:17,750 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2023-11-19 07:36:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:36:17,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:36:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-19 07:36:17,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-19 07:36:17,751 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2023-11-19 07:36:17,751 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2023-11-19 07:36:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:36:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:36:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:36:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-19 07:36:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-19 07:36:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:36:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:36:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 07:36:19,343 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:19,350 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:19,645 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:36:29,564 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:36:29,993 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:30,027 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:30,027 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:36:30,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:30 BoogieIcfgContainer [2023-11-19 07:36:30,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:30,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:30,049 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:30,052 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:30,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:09" (1/3) ... [2023-11-19 07:36:30,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420b6324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:30, skipping insertion in model container [2023-11-19 07:36:30,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:16" (2/3) ... [2023-11-19 07:36:30,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@420b6324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:30, skipping insertion in model container [2023-11-19 07:36:30,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:30" (3/3) ... [2023-11-19 07:36:30,059 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:36:30,080 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:30,080 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-19 07:36:30,214 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:30,223 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;@1dd9c7a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:30,223 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-19 07:36:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 3373 states, 2391 states have (on average 1.3212045169385194) internal successors, (3159), 2433 states have internal predecessors, (3159), 813 states have call successors, (813), 168 states have call predecessors, (813), 167 states have return successors, (805), 791 states have call predecessors, (805), 805 states have call successors, (805) [2023-11-19 07:36:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-11-19 07:36:30,315 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:30,317 INFO L195 NwaCegarLoop]: trace histogram [25, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:30,317 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:30,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:30,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1416263244, now seen corresponding path program 1 times [2023-11-19 07:36:30,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:30,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485349884] [2023-11-19 07:36:30,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:30,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:36:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:36:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:36:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:36:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:36:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:36:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:36:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:36:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:36:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:36:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:36:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:36:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:36:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:36:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:36:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:36:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:36:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:36:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:36:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:36:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:36:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:36:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:36:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:36:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-19 07:36:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-19 07:36:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-19 07:36:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-19 07:36:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:32,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 07:36:32,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:32,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485349884] [2023-11-19 07:36:32,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485349884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:32,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:32,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:36:32,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190357006] [2023-11-19 07:36:32,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:32,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:36:32,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:32,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:36:32,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:36:32,771 INFO L87 Difference]: Start difference. First operand has 3373 states, 2391 states have (on average 1.3212045169385194) internal successors, (3159), 2433 states have internal predecessors, (3159), 813 states have call successors, (813), 168 states have call predecessors, (813), 167 states have return successors, (805), 791 states have call predecessors, (805), 805 states have call successors, (805) Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-19 07:36:45,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:45,713 INFO L93 Difference]: Finished difference Result 9790 states and 14258 transitions. [2023-11-19 07:36:45,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:36:45,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 318 [2023-11-19 07:36:45,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:45,813 INFO L225 Difference]: With dead ends: 9790 [2023-11-19 07:36:45,813 INFO L226 Difference]: Without dead ends: 6393 [2023-11-19 07:36:45,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:36:45,853 INFO L413 NwaCegarLoop]: 3310 mSDtfsCounter, 5704 mSDsluCounter, 4724 mSDsCounter, 0 mSdLazyCounter, 4395 mSolverCounterSat, 1972 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6309 SdHoareTripleChecker+Valid, 8034 SdHoareTripleChecker+Invalid, 6367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1972 IncrementalHoareTripleChecker+Valid, 4395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:45,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6309 Valid, 8034 Invalid, 6367 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1972 Valid, 4395 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2023-11-19 07:36:45,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6393 states. [2023-11-19 07:36:46,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6393 to 5728. [2023-11-19 07:36:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5728 states, 4156 states have (on average 1.3063041385948027) internal successors, (5429), 4212 states have internal predecessors, (5429), 1279 states have call successors, (1279), 291 states have call predecessors, (1279), 291 states have return successors, (1279), 1260 states have call predecessors, (1279), 1279 states have call successors, (1279) [2023-11-19 07:36:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5728 states to 5728 states and 7987 transitions. [2023-11-19 07:36:46,386 INFO L78 Accepts]: Start accepts. Automaton has 5728 states and 7987 transitions. Word has length 318 [2023-11-19 07:36:46,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:46,392 INFO L495 AbstractCegarLoop]: Abstraction has 5728 states and 7987 transitions. [2023-11-19 07:36:46,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-19 07:36:46,392 INFO L276 IsEmpty]: Start isEmpty. Operand 5728 states and 7987 transitions. [2023-11-19 07:36:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-11-19 07:36:46,407 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:46,408 INFO L195 NwaCegarLoop]: trace histogram [25, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:46,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:36:46,408 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:46,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:46,409 INFO L85 PathProgramCache]: Analyzing trace with hash -417959942, now seen corresponding path program 1 times [2023-11-19 07:36:46,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:46,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862216224] [2023-11-19 07:36:46,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:46,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:36:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:36:47,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:36:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:36:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:36:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:36:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:36:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:36:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:36:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:36:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:36:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:36:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:36:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:36:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:36:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:36:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:36:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:36:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:36:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:36:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:36:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:36:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:36:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:36:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:36:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-19 07:36:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2023-11-19 07:36:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2023-11-19 07:36:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 07:36:47,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:47,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862216224] [2023-11-19 07:36:47,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862216224] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:47,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:47,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:36:47,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656151679] [2023-11-19 07:36:47,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:47,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:36:47,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:47,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:36:47,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:36:47,876 INFO L87 Difference]: Start difference. First operand 5728 states and 7987 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28)