./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6eed6410a0dd7e708ffb27250b590aa2913bf9f742c15130caf6eadad29510cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:17:02,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:17:02,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:17:02,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:17:02,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:17:02,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:17:02,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:17:02,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:17:02,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:17:02,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:17:02,908 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:17:02,908 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:17:02,909 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:17:02,909 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:17:02,910 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:17:02,911 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:17:02,911 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:17:02,912 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:17:02,913 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:17:02,913 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:17:02,914 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:17:02,921 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:17:02,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:17:02,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:17:02,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:17:02,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:17:02,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:17:02,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:17:02,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:17:02,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:17:02,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:17:02,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:17:02,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:17:02,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:17:02,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:02,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:17:02,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:17:02,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:17:02,928 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:17:02,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:17:02,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:17:02,929 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:17:02,929 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:17:02,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:17:02,930 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eed6410a0dd7e708ffb27250b590aa2913bf9f742c15130caf6eadad29510cc [2023-11-23 21:17:03,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:17:03,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:17:03,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:17:03,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:17:03,298 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:17:03,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-23 21:17:06,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:07,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:07,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-23 21:17:07,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/data/023311d4b/622c487f25d04b4d83c5a9de03d4e0e6/FLAGa154abdaa [2023-11-23 21:17:07,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/data/023311d4b/622c487f25d04b4d83c5a9de03d4e0e6 [2023-11-23 21:17:07,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:07,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:07,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:07,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:07,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:07,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:07" (1/1) ... [2023-11-23 21:17:07,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6edbed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:07, skipping insertion in model container [2023-11-23 21:17:07,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:07" (1/1) ... [2023-11-23 21:17:07,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:11,528 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2023-11-23 21:17:11,538 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2023-11-23 21:17:11,539 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2023-11-23 21:17:11,540 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2023-11-23 21:17:11,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:11,653 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:17:11,826 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"); [5331] [2023-11-23 21:17:11,827 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)); [5338] [2023-11-23 21:17:11,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5345] [2023-11-23 21:17:11,831 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/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5416-5417] [2023-11-23 21:17:11,832 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"); [5422-5424] [2023-11-23 21:17:11,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5602] [2023-11-23 21:17:11,836 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5616] [2023-11-23 21:17:11,836 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5624] [2023-11-23 21:17:11,841 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)); [5716-5717] [2023-11-23 21:17:11,843 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)); [5750-5751] [2023-11-23 21:17:11,845 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" (103), "i" (12UL)); [5787-5788] [2023-11-23 21:17:11,846 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" (115), "i" (12UL)); [5824-5825] [2023-11-23 21:17:11,856 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)); [6171-6172] [2023-11-23 21:17:11,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6178] [2023-11-23 21:17:11,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6420] [2023-11-23 21:17:11,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6423] [2023-11-23 21:17:11,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6426] [2023-11-23 21:17:11,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6429] [2023-11-23 21:17:11,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6460] [2023-11-23 21:17:11,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6463] [2023-11-23 21:17:11,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6466] [2023-11-23 21:17:11,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6469] [2023-11-23 21:17:11,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6500] [2023-11-23 21:17:11,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6503] [2023-11-23 21:17:11,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6506] [2023-11-23 21:17:11,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6509] [2023-11-23 21:17:11,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6540] [2023-11-23 21:17:11,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6543] [2023-11-23 21:17:11,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6546] [2023-11-23 21:17:11,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6549] [2023-11-23 21:17:11,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6993] [2023-11-23 21:17:11,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7407] [2023-11-23 21:17:11,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8080] [2023-11-23 21:17:11,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8099] [2023-11-23 21:17:11,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8112] [2023-11-23 21:17:11,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8117] [2023-11-23 21:17:11,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8130] [2023-11-23 21:17:11,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8142] [2023-11-23 21:17:11,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8668] [2023-11-23 21:17:11,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8670] [2023-11-23 21:17:11,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8717] [2023-11-23 21:17:12,209 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2023-11-23 21:17:12,210 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2023-11-23 21:17:12,211 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2023-11-23 21:17:12,211 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_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2023-11-23 21:17:12,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:12,549 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:12,550 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:17:12,559 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:17:12,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12 WrapperNode [2023-11-23 21:17:12,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:12,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:12,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:17:12,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:17:12,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:12,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:12,992 INFO L138 Inliner]: procedures = 559, calls = 2853, calls flagged for inlining = 291, calls inlined = 253, statements flattened = 6379 [2023-11-23 21:17:12,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:12,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:17:12,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:17:12,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:17:13,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:17:13,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:17:13,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:17:13,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:17:13,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (1/1) ... [2023-11-23 21:17:13,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:13,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:17:13,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:17:13,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff4288ff-14c3-40f1-a6c6-0436fb04ea5d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:17:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:17:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:17:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:17:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:17:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-23 21:17:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-23 21:17:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:17:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:17:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:17:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:17:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:17:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:17:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:17:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-23 21:17:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2023-11-23 21:17:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2023-11-23 21:17:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_80 [2023-11-23 21:17:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_80 [2023-11-23 21:17:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-23 21:17:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-23 21:17:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:17:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:17:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-23 21:17:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-23 21:17:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:17:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:17:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-23 21:17:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-23 21:17:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2023-11-23 21:17:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2023-11-23 21:17:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-23 21:17:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-23 21:17:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:17:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:17:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:17:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:17:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-23 21:17:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-23 21:17:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2023-11-23 21:17:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2023-11-23 21:17:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:17:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:17:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:17:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:17:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:17:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:17:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:17:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:17:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:17:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:17:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:17:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:17:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:17:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:17:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:17:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_62 [2023-11-23 21:17:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_62 [2023-11-23 21:17:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 21:17:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 21:17:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2023-11-23 21:17:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2023-11-23 21:17:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:17:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:17:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:17:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:17:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:17:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:17:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2023-11-23 21:17:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2023-11-23 21:17:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:17:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:17:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:17:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:17:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:17:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2023-11-23 21:17:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2023-11-23 21:17:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:17:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:17:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:17:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:17:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:17:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:17:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:17:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2023-11-23 21:17:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2023-11-23 21:17:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-23 21:17:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-23 21:17:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:17:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:17:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:17:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:17:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2023-11-23 21:17:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2023-11-23 21:17:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:17:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-23 21:17:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2023-11-23 21:17:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2023-11-23 21:17:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:17:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:17:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:17:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:17:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:17:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:17:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:17:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-23 21:17:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-23 21:17:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:17:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2023-11-23 21:17:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2023-11-23 21:17:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:17:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:17:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:17:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:17:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:17:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:17:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-23 21:17:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-23 21:17:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:17:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:17:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2023-11-23 21:17:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2023-11-23 21:17:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:17:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:17:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2023-11-23 21:17:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2023-11-23 21:17:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-23 21:17:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-23 21:17:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rhine_private [2023-11-23 21:17:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rhine_private [2023-11-23 21:17:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 21:17:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 21:17:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:17:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:17:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:17:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:17:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:17:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:17:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-23 21:17:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-23 21:17:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:17:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:17:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_68 [2023-11-23 21:17:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_68 [2023-11-23 21:17:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2023-11-23 21:17:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2023-11-23 21:17:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2023-11-23 21:17:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2023-11-23 21:17:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rhine_private [2023-11-23 21:17:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rhine_private [2023-11-23 21:17:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-23 21:17:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-23 21:17:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:17:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:17:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:17:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:17:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:17:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:17:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:17:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:17:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-23 21:17:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-23 21:17:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2023-11-23 21:17:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2023-11-23 21:17:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:17:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:17:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:17:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:17:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:17:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:17:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2023-11-23 21:17:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2023-11-23 21:17:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2023-11-23 21:17:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2023-11-23 21:17:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:17:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:17:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2023-11-23 21:17:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2023-11-23 21:17:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:17:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:17:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 21:17:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 21:17:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2023-11-23 21:17:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2023-11-23 21:17:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_79 [2023-11-23 21:17:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_79 [2023-11-23 21:17:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:17:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:17:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:17:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 21:17:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 21:17:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:17:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:17:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:17:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2023-11-23 21:17:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2023-11-23 21:17:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-23 21:17:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-23 21:17:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:17:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-11-23 21:17:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-11-23 21:17:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:17:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:17:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2023-11-23 21:17:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2023-11-23 21:17:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:17:13,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:17:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:17:13,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:17:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:17:13,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:17:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2023-11-23 21:17:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2023-11-23 21:17:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2023-11-23 21:17:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2023-11-23 21:17:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 21:17:13,632 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 21:17:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-23 21:17:13,633 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-23 21:17:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 21:17:13,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 21:17:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:17:13,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:17:13,633 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 21:17:13,634 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 21:17:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:17:13,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:17:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 21:17:13,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 21:17:13,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:17:13,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:17:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:17:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:17:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:17:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:17:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_63 [2023-11-23 21:17:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_63 [2023-11-23 21:17:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2023-11-23 21:17:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2023-11-23 21:17:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2023-11-23 21:17:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2023-11-23 21:17:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:17:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:17:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2023-11-23 21:17:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2023-11-23 21:17:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:17:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_67 [2023-11-23 21:17:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_67 [2023-11-23 21:17:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:17:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:17:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-23 21:17:13,638 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-23 21:17:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:17:13,638 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:17:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2023-11-23 21:17:13,638 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2023-11-23 21:17:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2023-11-23 21:17:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2023-11-23 21:17:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2023-11-23 21:17:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2023-11-23 21:17:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2023-11-23 21:17:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2023-11-23 21:17:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-23 21:17:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-23 21:17:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:17:13,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:17:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-23 21:17:13,640 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-23 21:17:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:17:13,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:17:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2023-11-23 21:17:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2023-11-23 21:17:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2023-11-23 21:17:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2023-11-23 21:17:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:17:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:17:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:17:13,642 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:17:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:17:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2023-11-23 21:17:13,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2023-11-23 21:17:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2023-11-23 21:17:13,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2023-11-23 21:17:13,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:17:13,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:17:14,594 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:17:14,599 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:17:14,884 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:17:30,113 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:17:30,279 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:17:33,146 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:17:33,146 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 21:17:33,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:33 BoogieIcfgContainer [2023-11-23 21:17:33,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:17:33,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:17:33,154 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:17:33,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:17:33,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:17:07" (1/3) ... [2023-11-23 21:17:33,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b911c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:33, skipping insertion in model container [2023-11-23 21:17:33,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:12" (2/3) ... [2023-11-23 21:17:33,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b911c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:33, skipping insertion in model container [2023-11-23 21:17:33,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:33" (3/3) ... [2023-11-23 21:17:33,160 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-23 21:17:33,182 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:17:33,182 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 21:17:33,375 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:17:33,382 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;@1a2ce990, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:17:33,383 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 21:17:33,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 1784 states, 1016 states have (on average 1.3070866141732282) internal successors, (1328), 1060 states have internal predecessors, (1328), 633 states have call successors, (633), 134 states have call predecessors, (633), 133 states have return successors, (624), 613 states have call predecessors, (624), 624 states have call successors, (624) [2023-11-23 21:17:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 21:17:33,426 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:33,427 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:33,428 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-23 21:17:33,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:33,434 INFO L85 PathProgramCache]: Analyzing trace with hash 955890094, now seen corresponding path program 1 times [2023-11-23 21:17:33,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:17:33,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80127139] [2023-11-23 21:17:33,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:33,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms