./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 807baa6191d907795e80ff5436f6f636b6dbcf7109bdc782ca0ac1b857ff64f7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:52:14,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:52:14,147 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:52:14,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:52:14,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:52:14,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:52:14,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:52:14,183 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:52:14,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:52:14,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:52:14,186 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:52:14,186 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:52:14,187 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:52:14,187 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:52:14,188 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:52:14,188 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:52:14,189 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:52:14,190 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:52:14,190 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:52:14,191 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:52:14,191 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:52:14,192 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:52:14,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:52:14,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:52:14,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:52:14,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:52:14,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:52:14,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:52:14,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:52:14,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:52:14,198 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:52:14,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:52:14,199 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:52:14,199 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:52:14,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:14,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:52:14,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:52:14,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:52:14,201 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:52:14,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:52:14,202 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:52:14,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:52:14,204 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:52:14,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:52:14,204 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 807baa6191d907795e80ff5436f6f636b6dbcf7109bdc782ca0ac1b857ff64f7 [2023-11-24 23:52:14,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:52:14,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:52:14,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:52:14,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:52:14,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:52:14,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2023-11-24 23:52:17,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:52:18,570 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:52:18,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2023-11-24 23:52:18,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/data/c74359a35/e8e6869577214b0ba4becff9349f9bbe/FLAGbd93dd6a9 [2023-11-24 23:52:18,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/data/c74359a35/e8e6869577214b0ba4becff9349f9bbe [2023-11-24 23:52:18,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:52:18,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:52:18,670 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:18,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:52:18,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:52:18,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:18" (1/1) ... [2023-11-24 23:52:18,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b532be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:18, skipping insertion in model container [2023-11-24 23:52:18,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:52:18" (1/1) ... [2023-11-24 23:52:18,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:52:24,255 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513173,513186] [2023-11-24 23:52:24,260 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513320,513333] [2023-11-24 23:52:24,261 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513459,513472] [2023-11-24 23:52:24,262 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513617,513630] [2023-11-24 23:52:24,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:24,395 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:52:24,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6275] [2023-11-24 23:52:24,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6282] [2023-11-24 23:52:24,955 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"); [7528] [2023-11-24 23:52:24,956 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)); [7535] [2023-11-24 23:52:24,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7542] [2023-11-24 23:52:25,042 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)); [9163-9164] [2023-11-24 23:52:25,044 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/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [9228-9229] [2023-11-24 23:52:25,045 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"); [9234-9236] [2023-11-24 23:52:25,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [9279] [2023-11-24 23:52:25,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [9282] [2023-11-24 23:52:25,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [9285] [2023-11-24 23:52:25,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [9288] [2023-11-24 23:52:25,052 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)); [9472] [2023-11-24 23:52:25,052 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)); [9480-9481] [2023-11-24 23:52:25,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [9556-9557] [2023-11-24 23:52:25,060 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)); [9590-9591] [2023-11-24 23:52:25,062 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)); [9631-9632] [2023-11-24 23:52:25,064 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)); [9660-9661] [2023-11-24 23:52:25,081 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)); [10157-10158] [2023-11-24 23:52:25,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10164] [2023-11-24 23:52:25,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [10537] [2023-11-24 23:52:25,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10540] [2023-11-24 23:52:25,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10543] [2023-11-24 23:52:25,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10546] [2023-11-24 23:52:25,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [10577] [2023-11-24 23:52:25,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10580] [2023-11-24 23:52:25,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10583] [2023-11-24 23:52:25,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10586] [2023-11-24 23:52:25,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [10617] [2023-11-24 23:52:25,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10620] [2023-11-24 23:52:25,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10623] [2023-11-24 23:52:25,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10626] [2023-11-24 23:52:25,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [10657] [2023-11-24 23:52:25,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10660] [2023-11-24 23:52:25,096 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10663] [2023-11-24 23:52:25,096 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10666] [2023-11-24 23:52:25,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [11195] [2023-11-24 23:52:25,130 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)tx_desc) [11355] [2023-11-24 23:52:25,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11395] [2023-11-24 23:52:25,147 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [11615] [2023-11-24 23:52:25,147 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [11618] [2023-11-24 23:52:25,148 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [11637] [2023-11-24 23:52:25,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [14913] [2023-11-24 23:52:25,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [14956] [2023-11-24 23:52:25,490 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513173,513186] [2023-11-24 23:52:25,491 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513320,513333] [2023-11-24 23:52:25,492 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513459,513472] [2023-11-24 23:52:25,492 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_45afb650-a8f8-435f-9cd2-104f5b35a8ed/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i[513617,513630] [2023-11-24 23:52:25,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:52:25,936 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:52:25,936 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:52:25,944 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:52:25,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25 WrapperNode [2023-11-24 23:52:25,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:52:25,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:25,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:52:25,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:52:25,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:26,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:26,607 INFO L138 Inliner]: procedures = 619, calls = 4144, calls flagged for inlining = 350, calls inlined = 330, statements flattened = 10976 [2023-11-24 23:52:26,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:52:26,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:52:26,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:52:26,609 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:52:26,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:26,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:26,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:26,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:27,014 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:27,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:27,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:27,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:27,262 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:52:27,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:52:27,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:52:27,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:52:27,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (1/1) ... [2023-11-24 23:52:27,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:52:27,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:52:27,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:52:27,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45afb650-a8f8-435f-9cd2-104f5b35a8ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:52:27,351 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-24 23:52:27,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-24 23:52:27,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:52:27,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:52:27,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:52:27,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:52:27,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-24 23:52:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-24 23:52:27,353 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_rx_irq [2023-11-24 23:52:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_rx_irq [2023-11-24 23:52:27,354 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_setup_rx_resources [2023-11-24 23:52:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_setup_rx_resources [2023-11-24 23:52:27,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:52:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:52:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_tx_ctxtdesc [2023-11-24 23:52:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_tx_ctxtdesc [2023-11-24 23:52:27,356 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_pointer [2023-11-24 23:52:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_pointer [2023-11-24 23:52:27,357 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:52:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:52:27,357 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_eitr [2023-11-24 23:52:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_eitr [2023-11-24 23:52:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-24 23:52:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-24 23:52:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_uc_addr_vf [2023-11-24 23:52:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_uc_addr_vf [2023-11-24 23:52:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-24 23:52:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-24 23:52:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:52:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:52:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:52:27,359 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:52:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~bool~0~TO~~s32~0 [2023-11-24 23:52:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~bool~0~TO~~s32~0 [2023-11-24 23:52:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:52:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:52:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_desc_unused [2023-11-24 23:52:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_desc_unused [2023-11-24 23:52:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_poll_for_ack [2023-11-24 23:52:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_poll_for_ack [2023-11-24 23:52:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_setup_tx_resources [2023-11-24 23:52:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_setup_tx_resources [2023-11-24 23:52:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_remove [2023-11-24 23:52:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_remove [2023-11-24 23:52:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:52:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:52:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:52:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:52:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:52:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:52:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:52:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:52:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:52:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:52:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:52:27,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:52:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-24 23:52:27,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-24 23:52:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:52:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-24 23:52:27,366 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-24 23:52:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_resume [2023-11-24 23:52:27,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_resume [2023-11-24 23:52:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-24 23:52:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-24 23:52:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-24 23:52:27,368 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-24 23:52:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-24 23:52:27,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-24 23:52:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_mbx_vf [2023-11-24 23:52:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_mbx_vf [2023-11-24 23:52:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_posted_mbx [2023-11-24 23:52:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_posted_mbx [2023-11-24 23:52:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_mbx_vf [2023-11-24 23:52:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_mbx_vf [2023-11-24 23:52:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:52:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:52:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-24 23:52:27,372 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-24 23:52:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:52:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reinit_locked [2023-11-24 23:52:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reinit_locked [2023-11-24 23:52:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_up [2023-11-24 23:52:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_up [2023-11-24 23:52:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-24 23:52:27,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-24 23:52:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:52:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:52:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:52:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:52:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_irq [2023-11-24 23:52:27,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_irq [2023-11-24 23:52:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_rar_vf [2023-11-24 23:52:27,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_rar_vf [2023-11-24 23:52:27,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:52:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:52:27,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:52:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-24 23:52:27,381 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-24 23:52:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header_len [2023-11-24 23:52:27,382 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header_len [2023-11-24 23:52:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:52:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:52:27,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:52:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_vfta_vf [2023-11-24 23:52:27,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_vfta_vf [2023-11-24 23:52:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-24 23:52:27,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-24 23:52:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:52:27,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:52:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_down [2023-11-24 23:52:27,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_down [2023-11-24 23:52:27,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:52:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:52:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-24 23:52:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-24 23:52:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:52:27,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:52:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure map_vector_to_txq [2023-11-24 23:52:27,394 INFO L138 BoogieDeclarations]: Found implementation of procedure map_vector_to_txq [2023-11-24 23:52:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-11-24 23:52:27,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-11-24 23:52:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_all_rx_resources [2023-11-24 23:52:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_all_rx_resources [2023-11-24 23:52:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:52:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:52:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-24 23:52:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-24 23:52:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_tx_timeout [2023-11-24 23:52:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_tx_timeout [2023-11-24 23:52:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:52:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:52:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-24 23:52:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-24 23:52:27,396 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_negotiate_api [2023-11-24 23:52:27,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_negotiate_api [2023-11-24 23:52:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:52:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:52:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:52:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:52:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:52:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:52:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:52:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_alloc_rx_buffers [2023-11-24 23:52:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_alloc_rx_buffers [2023-11-24 23:52:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-24 23:52:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-24 23:52:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_interrupt_scheme [2023-11-24 23:52:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_interrupt_scheme [2023-11-24 23:52:27,398 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-24 23:52:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-24 23:52:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:52:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-24 23:52:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-24 23:52:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:52:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:52:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:52:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:52:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:52:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:52:27,400 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_tx_resources [2023-11-24 23:52:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_tx_resources [2023-11-24 23:52:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_hw_vf [2023-11-24 23:52:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_hw_vf [2023-11-24 23:52:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-24 23:52:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-24 23:52:27,401 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_maybe_stop_tx [2023-11-24 23:52:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_maybe_stop_tx [2023-11-24 23:52:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_msg_vf [2023-11-24 23:52:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_msg_vf [2023-11-24 23:52:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-24 23:52:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-24 23:52:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_busy_poll_recv [2023-11-24 23:52:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_busy_poll_recv [2023-11-24 23:52:27,402 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_posted_mbx [2023-11-24 23:52:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_posted_mbx [2023-11-24 23:52:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~TO~~s32~0 [2023-11-24 23:52:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~TO~~s32~0 [2023-11-24 23:52:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-24 23:52:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-24 23:52:27,403 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-24 23:52:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-24 23:52:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:52:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:52:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~s32~0 [2023-11-24 23:52:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~s32~0 [2023-11-24 23:52:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_last_counter_stats [2023-11-24 23:52:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_last_counter_stats [2023-11-24 23:52:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_io_resume [2023-11-24 23:52:27,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_io_resume [2023-11-24 23:52:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:52:27,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:52:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_up_complete [2023-11-24 23:52:27,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_up_complete [2023-11-24 23:52:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-24 23:52:27,405 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-24 23:52:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_ivar [2023-11-24 23:52:27,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_ivar [2023-11-24 23:52:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_bit_vf [2023-11-24 23:52:27,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_bit_vf [2023-11-24 23:52:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:52:27,406 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:52:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:52:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:52:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-24 23:52:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-24 23:52:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_shutdown [2023-11-24 23:52:27,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_shutdown [2023-11-24 23:52:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset_interrupt_capability [2023-11-24 23:52:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset_interrupt_capability [2023-11-24 23:52:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:52:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:52:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-24 23:52:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-24 23:52:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_nway_reset [2023-11-24 23:52:27,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_nway_reset [2023-11-24 23:52:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-24 23:52:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-24 23:52:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_obtain_mbx_lock_vf [2023-11-24 23:52:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_obtain_mbx_lock_vf [2023-11-24 23:52:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_tx_ring [2023-11-24 23:52:27,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_tx_ring [2023-11-24 23:52:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_rst_vf [2023-11-24 23:52:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_rst_vf [2023-11-24 23:52:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_read_v2p_mailbox [2023-11-24 23:52:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_read_v2p_mailbox [2023-11-24 23:52:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-24 23:52:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-24 23:52:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_for_ack_vf [2023-11-24 23:52:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_for_ack_vf [2023-11-24 23:52:27,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:52:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:52:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:52:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:52:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_update_stats [2023-11-24 23:52:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_update_stats [2023-11-24 23:52:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:52:27,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-24 23:52:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_irq_enable [2023-11-24 23:52:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_irq_enable [2023-11-24 23:52:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-24 23:52:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-24 23:52:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:52:27,419 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:52:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-24 23:52:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_start_hw_vf [2023-11-24 23:52:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_start_hw_vf [2023-11-24 23:52:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-24 23:52:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-24 23:52:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-24 23:52:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-24 23:52:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure napi_hash_del [2023-11-24 23:52:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_hash_del [2023-11-24 23:52:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:52:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:52:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-24 23:52:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-24 23:52:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2023-11-24 23:52:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2023-11-24 23:52:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_set_rx_mode [2023-11-24 23:52:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_set_rx_mode [2023-11-24 23:52:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-24 23:52:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-24 23:52:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-24 23:52:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-24 23:52:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:52:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:52:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~~u32~0~TO~~s32~0 [2023-11-24 23:52:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~~u32~0~TO~~s32~0 [2023-11-24 23:52:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_poll_for_msg [2023-11-24 23:52:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_poll_for_msg [2023-11-24 23:52:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_suspend [2023-11-24 23:52:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_suspend [2023-11-24 23:52:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-24 23:52:27,423 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-24 23:52:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-24 23:52:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-24 23:52:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:52:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:52:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:52:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:52:27,424 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:52:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-24 23:52:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-24 23:52:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:52:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:52:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_link_test [2023-11-24 23:52:27,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_link_test [2023-11-24 23:52:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:52:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_vlan_rx_add_vid [2023-11-24 23:52:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_vlan_rx_add_vid [2023-11-24 23:52:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure map_vector_to_rxq [2023-11-24 23:52:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure map_vector_to_rxq [2023-11-24 23:52:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~~s32~0 [2023-11-24 23:52:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~~s32~0 [2023-11-24 23:52:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-24 23:52:27,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-24 23:52:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-24 23:52:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-24 23:52:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:52:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_mac_addr_vf [2023-11-24 23:52:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_mac_addr_vf [2023-11-24 23:52:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:52:27,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:52:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_configure [2023-11-24 23:52:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_configure [2023-11-24 23:52:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:52:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:52:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_all_tx_resources [2023-11-24 23:52:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_all_tx_resources [2023-11-24 23:52:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:52:27,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:52:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-24 23:52:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-24 23:52:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_queues [2023-11-24 23:52:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_queues [2023-11-24 23:52:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:52:27,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:52:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-24 23:52:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-24 23:52:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_write_msg_read_ack [2023-11-24 23:52:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_write_msg_read_ack [2023-11-24 23:52:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:52:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:52:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-24 23:52:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-24 23:52:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:52:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:52:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:52:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:52:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-24 23:52:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-24 23:52:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_open [2023-11-24 23:52:27,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_open [2023-11-24 23:52:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-24 23:52:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-24 23:52:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ixgbevf_exit_module_17_2 [2023-11-24 23:52:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ixgbevf_exit_module_17_2 [2023-11-24 23:52:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_check_mac_link_vf [2023-11-24 23:52:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_check_mac_link_vf [2023-11-24 23:52:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clear_interrupt_scheme [2023-11-24 23:52:27,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clear_interrupt_scheme [2023-11-24 23:52:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_get_regs_len [2023-11-24 23:52:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_get_regs_len [2023-11-24 23:52:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-24 23:52:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-24 23:52:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:52:27,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:52:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:52:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:52:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-24 23:52:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-24 23:52:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_update_mc_addr_list_vf [2023-11-24 23:52:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_update_mc_addr_list_vf [2023-11-24 23:52:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_rx_resources [2023-11-24 23:52:27,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_rx_resources [2023-11-24 23:52:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:52:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:52:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-24 23:52:27,435 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-24 23:52:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:52:27,436 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:52:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:52:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_init_mbx_params_vf [2023-11-24 23:52:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_init_mbx_params_vf [2023-11-24 23:52:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-24 23:52:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-24 23:52:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_free_q_vectors [2023-11-24 23:52:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_free_q_vectors [2023-11-24 23:52:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:52:27,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:52:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_disable_rx_queue [2023-11-24 23:52:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_disable_rx_queue [2023-11-24 23:52:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset [2023-11-24 23:52:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset [2023-11-24 23:52:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_close [2023-11-24 23:52:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_close [2023-11-24 23:52:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-24 23:52:27,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-24 23:52:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2023-11-24 23:52:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2023-11-24 23:52:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-24 23:52:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-24 23:52:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:52:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:52:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2023-11-24 23:52:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2023-11-24 23:52:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:52:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:52:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-24 23:52:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-24 23:52:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2023-11-24 23:52:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2023-11-24 23:52:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-24 23:52:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-24 23:52:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-24 23:52:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-24 23:52:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:52:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:52:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-24 23:52:27,441 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-24 23:52:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-24 23:52:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-24 23:52:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_clean_rx_ring [2023-11-24 23:52:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_clean_rx_ring [2023-11-24 23:52:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_stop_hw_vf [2023-11-24 23:52:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_stop_hw_vf [2023-11-24 23:52:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-24 23:52:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-24 23:52:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_reset_hw_vf [2023-11-24 23:52:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_reset_hw_vf [2023-11-24 23:52:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-24 23:52:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-24 23:52:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:52:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:52:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure ixgbevf_unmap_and_free_tx_resource [2023-11-24 23:52:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgbevf_unmap_and_free_tx_resource [2023-11-24 23:52:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:52:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-24 23:52:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-24 23:52:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:52:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:52:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-11-24 23:52:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-11-24 23:52:29,335 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:52:29,341 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:52:29,569 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:52:54,608 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:52:54,823 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:53:01,696 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:53:01,696 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 23:53:01,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:01 BoogieIcfgContainer [2023-11-24 23:53:01,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:53:01,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:53:01,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:53:01,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:53:01,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:52:18" (1/3) ... [2023-11-24 23:53:01,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b141025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:53:01, skipping insertion in model container [2023-11-24 23:53:01,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:52:25" (2/3) ... [2023-11-24 23:53:01,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b141025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:53:01, skipping insertion in model container [2023-11-24 23:53:01,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:53:01" (3/3) ... [2023-11-24 23:53:01,708 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-ixgbevf-ixgbevf.cil.i [2023-11-24 23:53:01,727 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:53:01,727 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-24 23:53:01,830 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:53:01,840 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52d39992, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:53:01,840 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-24 23:53:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand has 2804 states, 1689 states have (on average 1.2942569567791593) internal successors, (2186), 1727 states have internal predecessors, (2186), 911 states have call successors, (911), 203 states have call predecessors, (911), 202 states have return successors, (904), 900 states have call predecessors, (904), 904 states have call successors, (904) [2023-11-24 23:53:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-11-24 23:53:01,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:53:01,890 INFO L195 NwaCegarLoop]: trace histogram [30, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:53:01,891 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:53:01,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:53:01,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1611657106, now seen corresponding path program 1 times [2023-11-24 23:53:01,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:53:01,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130047236] [2023-11-24 23:53:01,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:53:01,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms