./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-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:46:59,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:46:59,540 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:46:59,549 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:46:59,550 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:46:59,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:46:59,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:46:59,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:46:59,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:46:59,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:46:59,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:46:59,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:46:59,600 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:46:59,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:46:59,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:46:59,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:46:59,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:46:59,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:46:59,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:46:59,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:46:59,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:46:59,605 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:46:59,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:46:59,607 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:46:59,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:46:59,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:46:59,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:46:59,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:46:59,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:46:59,610 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:46:59,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:46:59,611 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:46:59,611 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:46:59,612 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:46:59,612 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:46:59,612 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:46:59,613 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc38af6d85a1ea18be4ba0c188eed765e9a84460b9b23510e792660c4b3625d7 [2023-11-19 07:46:59,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:46:59,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:46:59,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:46:59,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:46:59,960 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:46:59,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-19 07:47:03,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:47:04,087 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:47:04,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-19 07:47:04,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/data/033d7e4b5/1c6183fe57be48e4b1e5828b7d9a2035/FLAGccd19a7c1 [2023-11-19 07:47:04,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/data/033d7e4b5/1c6183fe57be48e4b1e5828b7d9a2035 [2023-11-19 07:47:04,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:47:04,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:47:04,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:04,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:47:04,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:47:04,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:04" (1/1) ... [2023-11-19 07:47:04,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bda7e3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:04, skipping insertion in model container [2023-11-19 07:47:04,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:04" (1/1) ... [2023-11-19 07:47:04,538 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:47:10,128 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2023-11-19 07:47:10,133 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2023-11-19 07:47:10,133 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2023-11-19 07:47:10,134 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2023-11-19 07:47:10,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:10,297 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:47:10,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c"), "i" (269), "i" (12UL)); [7882-7883] [2023-11-19 07:47:10,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_param.c"), "i" (435), "i" (12UL)); [8408-8409] [2023-11-19 07:47:10,561 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"); [8883] [2023-11-19 07:47:10,562 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)); [8890] [2023-11-19 07:47:10,562 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [8897] [2023-11-19 07:47:10,564 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)); [8949-8950] [2023-11-19 07:47:10,565 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"); [8955-8957] [2023-11-19 07:47:10,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [8971] [2023-11-19 07:47:10,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [8994] [2023-11-19 07:47:10,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [9001] [2023-11-19 07:47:10,573 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)); [9236] [2023-11-19 07:47:10,574 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)); [9244-9245] [2023-11-19 07:47:10,581 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)); [9318-9319] [2023-11-19 07:47:10,583 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)); [9352-9353] [2023-11-19 07:47:10,593 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)); [9680-9681] [2023-11-19 07:47:10,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9687] [2023-11-19 07:47:10,929 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552482,552495] [2023-11-19 07:47:10,930 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552651,552664] [2023-11-19 07:47:10,930 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552818,552831] [2023-11-19 07:47:10,931 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_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552986,552999] [2023-11-19 07:47:10,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:11,428 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:47:11,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11 WrapperNode [2023-11-19 07:47:11,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:11,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:11,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:47:11,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:47:11,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:11,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,088 INFO L138 Inliner]: procedures = 703, calls = 6707, calls flagged for inlining = 366, calls inlined = 324, statements flattened = 12310 [2023-11-19 07:47:12,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:12,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:47:12,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:47:12,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:47:12,101 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:47:12,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:47:12,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:47:12,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:47:12,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (1/1) ... [2023-11-19 07:47:12,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:12,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:12,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:47:12,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236430c4-856e-4bf9-9ed3-aaeb2115bc4b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:47:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2023-11-19 07:47:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2023-11-19 07:47:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 07:47:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 07:47:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2023-11-19 07:47:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2023-11-19 07:47:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:47:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:47:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-19 07:47:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-19 07:47:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2023-11-19 07:47:12,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2023-11-19 07:47:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2023-11-19 07:47:12,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2023-11-19 07:47:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:47:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:47:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:47:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:47:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2023-11-19 07:47:12,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2023-11-19 07:47:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2023-11-19 07:47:12,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2023-11-19 07:47:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-19 07:47:12,989 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-19 07:47:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 07:47:12,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 07:47:12,990 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2023-11-19 07:47:12,990 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2023-11-19 07:47:12,990 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2023-11-19 07:47:12,990 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2023-11-19 07:47:12,991 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2023-11-19 07:47:12,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2023-11-19 07:47:12,991 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 07:47:12,991 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 07:47:12,991 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:47:12,991 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:47:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:47:12,992 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:47:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2023-11-19 07:47:12,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2023-11-19 07:47:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2023-11-19 07:47:12,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2023-11-19 07:47:12,993 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2023-11-19 07:47:12,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2023-11-19 07:47:12,993 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2023-11-19 07:47:12,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2023-11-19 07:47:12,994 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 07:47:12,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 07:47:12,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2023-11-19 07:47:12,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2023-11-19 07:47:12,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:47:12,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:47:12,996 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 07:47:12,996 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 07:47:12,997 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:47:12,997 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:47:12,997 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-19 07:47:12,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-19 07:47:12,998 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-19 07:47:12,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-19 07:47:12,998 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2023-11-19 07:47:12,998 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2023-11-19 07:47:12,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:47:12,999 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:47:12,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:47:12,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:47:12,999 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2023-11-19 07:47:12,999 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2023-11-19 07:47:13,000 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:47:13,000 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:47:13,000 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:47:13,000 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:47:13,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 07:47:13,001 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 07:47:13,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:47:13,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:47:13,001 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:47:13,001 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:47:13,001 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 07:47:13,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 07:47:13,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:47:13,002 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2023-11-19 07:47:13,002 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2023-11-19 07:47:13,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 07:47:13,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 07:47:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2023-11-19 07:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2023-11-19 07:47:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:47:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2023-11-19 07:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2023-11-19 07:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-19 07:47:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-19 07:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 07:47:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 07:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 07:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 07:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2023-11-19 07:47:13,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2023-11-19 07:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2023-11-19 07:47:13,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2023-11-19 07:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2023-11-19 07:47:13,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2023-11-19 07:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:47:13,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:47:13,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-19 07:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-19 07:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2023-11-19 07:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2023-11-19 07:47:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:47:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-19 07:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-19 07:47:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-19 07:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-19 07:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2023-11-19 07:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2023-11-19 07:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2023-11-19 07:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2023-11-19 07:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-19 07:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-19 07:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 07:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 07:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:47:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-19 07:47:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-19 07:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 07:47:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 07:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:47:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:47:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 07:47:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 07:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2023-11-19 07:47:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2023-11-19 07:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-19 07:47:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-19 07:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:47:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:47:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 07:47:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 07:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-19 07:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-19 07:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:47:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-11-19 07:47:13,018 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-11-19 07:47:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 07:47:13,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 07:47:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2023-11-19 07:47:13,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2023-11-19 07:47:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:47:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:47:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2023-11-19 07:47:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2023-11-19 07:47:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:47:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:47:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2023-11-19 07:47:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2023-11-19 07:47:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:47:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:47:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:47:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:47:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2023-11-19 07:47:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2023-11-19 07:47:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2023-11-19 07:47:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2023-11-19 07:47:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-19 07:47:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-19 07:47:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2023-11-19 07:47:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2023-11-19 07:47:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 07:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 07:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2023-11-19 07:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2023-11-19 07:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2023-11-19 07:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2023-11-19 07:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 07:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 07:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2023-11-19 07:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2023-11-19 07:47:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 07:47:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 07:47:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-11-19 07:47:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2023-11-19 07:47:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:47:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2023-11-19 07:47:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2023-11-19 07:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2023-11-19 07:47:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2023-11-19 07:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2023-11-19 07:47:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2023-11-19 07:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-19 07:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-19 07:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2023-11-19 07:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2023-11-19 07:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2023-11-19 07:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2023-11-19 07:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-19 07:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-19 07:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-19 07:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-19 07:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2023-11-19 07:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2023-11-19 07:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2023-11-19 07:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2023-11-19 07:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2023-11-19 07:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2023-11-19 07:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2023-11-19 07:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2023-11-19 07:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2023-11-19 07:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2023-11-19 07:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2023-11-19 07:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2023-11-19 07:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 07:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 07:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2023-11-19 07:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2023-11-19 07:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2023-11-19 07:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2023-11-19 07:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 07:47:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 07:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:47:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:47:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 07:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-19 07:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-19 07:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2023-11-19 07:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2023-11-19 07:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:47:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:47:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:47:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:47:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2023-11-19 07:47:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2023-11-19 07:47:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:47:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:47:13,035 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2023-11-19 07:47:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2023-11-19 07:47:13,035 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2023-11-19 07:47:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2023-11-19 07:47:13,035 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-19 07:47:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-19 07:47:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:47:13,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:47:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:47:13,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:47:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-19 07:47:13,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-19 07:47:13,036 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2023-11-19 07:47:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2023-11-19 07:47:13,037 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 07:47:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 07:47:13,037 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2023-11-19 07:47:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2023-11-19 07:47:13,037 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 07:47:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 07:47:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:47:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:47:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2023-11-19 07:47:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2023-11-19 07:47:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:47:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:47:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:47:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:47:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2023-11-19 07:47:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2023-11-19 07:47:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2023-11-19 07:47:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2023-11-19 07:47:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2023-11-19 07:47:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2023-11-19 07:47:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:47:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2023-11-19 07:47:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2023-11-19 07:47:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2023-11-19 07:47:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2023-11-19 07:47:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:47:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:47:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2023-11-19 07:47:13,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2023-11-19 07:47:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2023-11-19 07:47:13,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2023-11-19 07:47:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 07:47:13,041 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 07:47:13,041 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:47:13,042 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:47:13,042 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2023-11-19 07:47:13,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2023-11-19 07:47:13,042 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2023-11-19 07:47:13,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2023-11-19 07:47:13,042 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2023-11-19 07:47:13,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2023-11-19 07:47:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 07:47:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 07:47:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 07:47:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 07:47:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2023-11-19 07:47:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2023-11-19 07:47:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_95 [2023-11-19 07:47:13,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_95 [2023-11-19 07:47:13,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:47:13,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:47:13,044 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2023-11-19 07:47:13,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2023-11-19 07:47:13,044 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2023-11-19 07:47:13,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2023-11-19 07:47:13,044 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-19 07:47:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-19 07:47:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2023-11-19 07:47:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2023-11-19 07:47:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2023-11-19 07:47:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2023-11-19 07:47:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:47:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2023-11-19 07:47:13,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2023-11-19 07:47:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:47:13,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:47:14,511 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:47:14,517 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:47:15,064 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:47:36,269 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:47:37,793 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:47:37,838 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:47:37,838 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:47:37,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:37 BoogieIcfgContainer [2023-11-19 07:47:37,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:47:37,865 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:47:37,865 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:47:37,869 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:47:37,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:47:04" (1/3) ... [2023-11-19 07:47:37,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a0ae20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:37, skipping insertion in model container [2023-11-19 07:47:37,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:11" (2/3) ... [2023-11-19 07:47:37,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a0ae20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:37, skipping insertion in model container [2023-11-19 07:47:37,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:37" (3/3) ... [2023-11-19 07:47:37,874 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-19 07:47:37,893 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:47:37,893 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-19 07:47:38,047 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:47:38,056 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@82ccb29, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:47:38,057 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-19 07:47:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand has 3837 states, 2681 states have (on average 1.2976501305483028) internal successors, (3479), 2725 states have internal predecessors, (3479), 978 states have call successors, (978), 176 states have call predecessors, (978), 175 states have return successors, (968), 953 states have call predecessors, (968), 968 states have call successors, (968) [2023-11-19 07:47:38,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-19 07:47:38,129 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:38,130 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:47:38,131 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_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-11-19 07:47:38,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:38,141 INFO L85 PathProgramCache]: Analyzing trace with hash -2024583557, now seen corresponding path program 1 times [2023-11-19 07:47:38,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:38,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226440651] [2023-11-19 07:47:38,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:38,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:47:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:47:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:47:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:47:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:47:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:47:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:47:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:47:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:47:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:47:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:47:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:47:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:47:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:47:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:47:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:47:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:47:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:47:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:47:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:47:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-11-19 07:47:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-11-19 07:47:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:40,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2023-11-19 07:47:40,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:40,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226440651] [2023-11-19 07:47:40,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226440651] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:40,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:40,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:47:40,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485385459] [2023-11-19 07:47:40,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:40,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:47:40,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:41,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:47:41,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:47:41,046 INFO L87 Difference]: Start difference. First operand has 3837 states, 2681 states have (on average 1.2976501305483028) internal successors, (3479), 2725 states have internal predecessors, (3479), 978 states have call successors, (978), 176 states have call predecessors, (978), 175 states have return successors, (968), 953 states have call predecessors, (968), 968 states have call successors, (968) Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-19 07:47:43,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []