./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl --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 32a406239684e899577576103e146c0b88a65f19a1f620e7a11415e96a39c63a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:15:42,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:15:42,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:15:42,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:15:42,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:15:42,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:15:42,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:15:42,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:15:42,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:15:42,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:15:42,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:15:42,495 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:15:42,495 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:15:42,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:15:42,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:15:42,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:15:42,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:15:42,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:15:42,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:15:42,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:15:42,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:15:42,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:15:42,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:15:42,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:15:42,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:15:42,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:42,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:15:42,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:15:42,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:15:42,505 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:15:42,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:15:42,506 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:15:42,507 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:15:42,507 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:15:42,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:15:42,507 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:15:42,507 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a406239684e899577576103e146c0b88a65f19a1f620e7a11415e96a39c63a [2023-11-12 02:15:42,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:15:42,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:15:42,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:15:42,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:15:42,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:15:42,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-12 02:15:46,060 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:15:47,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:15:47,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-12 02:15:47,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/data/e54d9b76a/0baf688beebb4f3e9f367f7e6d9d8d23/FLAGb4f4f3964 [2023-11-12 02:15:47,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/data/e54d9b76a/0baf688beebb4f3e9f367f7e6d9d8d23 [2023-11-12 02:15:47,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:15:47,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:15:47,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:47,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:15:47,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:15:47,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:47" (1/1) ... [2023-11-12 02:15:47,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@105c42a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:47, skipping insertion in model container [2023-11-12 02:15:47,149 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:47" (1/1) ... [2023-11-12 02:15:47,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:15:53,216 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512219,512232] [2023-11-12 02:15:53,221 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512366,512379] [2023-11-12 02:15:53,222 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512505,512518] [2023-11-12 02:15:53,223 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512663,512676] [2023-11-12 02:15:53,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:53,354 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:15:53,672 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)); [7884-7885] [2023-11-12 02:15:53,712 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)); [8410-8411] [2023-11-12 02:15:53,741 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"); [8896] [2023-11-12 02:15:53,741 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)); [8903] [2023-11-12 02:15:53,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [8910] [2023-11-12 02:15:53,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [8970-8971] [2023-11-12 02:15:53,745 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"); [8976-8978] [2023-11-12 02:15:53,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [9003-9004] [2023-11-12 02:15:53,748 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [9009-9011] [2023-11-12 02:15:53,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [9035-9036] [2023-11-12 02:15:53,749 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [9041-9043] [2023-11-12 02:15:53,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [9069] [2023-11-12 02:15:53,756 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)); [9290] [2023-11-12 02:15:53,757 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)); [9298-9299] [2023-11-12 02:15:53,765 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)); [9372-9373] [2023-11-12 02:15:53,768 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)); [9406-9407] [2023-11-12 02:15:53,780 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)); [9734-9735] [2023-11-12 02:15:53,781 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9741] [2023-11-12 02:15:54,149 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512219,512232] [2023-11-12 02:15:54,150 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512366,512379] [2023-11-12 02:15:54,150 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512505,512518] [2023-11-12 02:15:54,151 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_ce63bece-ecaf-4313-bf24-a2ffc5a76797/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[512663,512676] [2023-11-12 02:15:54,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:54,531 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:15:54,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54 WrapperNode [2023-11-12 02:15:54,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:54,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:54,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:15:54,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:15:54,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:54,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,171 INFO L138 Inliner]: procedures = 578, calls = 6473, calls flagged for inlining = 346, calls inlined = 322, statements flattened = 12099 [2023-11-12 02:15:55,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:55,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:15:55,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:15:55,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:15:55,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:15:55,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:15:55,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:15:55,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:15:55,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (1/1) ... [2023-11-12 02:15:55,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:55,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:15:55,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:15:56,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce63bece-ecaf-4313-bf24-a2ffc5a76797/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:15:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 02:15:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 02:15:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2023-11-12 02:15:56,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2023-11-12 02:15:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 02:15:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 02:15:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-12 02:15:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-12 02:15:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2023-11-12 02:15:56,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2023-11-12 02:15:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 02:15:56,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 02:15:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:15:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:15:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2023-11-12 02:15:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2023-11-12 02:15:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2023-11-12 02:15:56,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2023-11-12 02:15:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-12 02:15:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-12 02:15:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-12 02:15:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-12 02:15:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2023-11-12 02:15:56,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2023-11-12 02:15:56,099 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2023-11-12 02:15:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2023-11-12 02:15:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2023-11-12 02:15:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2023-11-12 02:15:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-12 02:15:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-12 02:15:56,100 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 02:15:56,100 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 02:15:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 02:15:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 02:15:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2023-11-12 02:15:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2023-11-12 02:15:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2023-11-12 02:15:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2023-11-12 02:15:56,101 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2023-11-12 02:15:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2023-11-12 02:15:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2023-11-12 02:15:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2023-11-12 02:15:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-12 02:15:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-12 02:15:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2023-11-12 02:15:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2023-11-12 02:15:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 02:15:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 02:15:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 02:15:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 02:15:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 02:15:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 02:15:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-11-12 02:15:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-11-12 02:15:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-12 02:15:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-12 02:15:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2023-11-12 02:15:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2023-11-12 02:15:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2023-11-12 02:15:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2023-11-12 02:15:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 02:15:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 02:15:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 02:15:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 02:15:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2023-11-12 02:15:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2023-11-12 02:15:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 02:15:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 02:15:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-12 02:15:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-12 02:15:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 02:15:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 02:15:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 02:15:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 02:15:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-12 02:15:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-12 02:15:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:15:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:15:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-12 02:15:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-12 02:15:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:15:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2023-11-12 02:15:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2023-11-12 02:15:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-12 02:15:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-12 02:15:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2023-11-12 02:15:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2023-11-12 02:15:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 02:15:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 02:15:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2023-11-12 02:15:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2023-11-12 02:15:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-11-12 02:15:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-11-12 02:15:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:15:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 02:15:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 02:15:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 02:15:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 02:15:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 02:15:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 02:15:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 02:15:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 02:15:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2023-11-12 02:15:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2023-11-12 02:15:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2023-11-12 02:15:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2023-11-12 02:15:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:15:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2023-11-12 02:15:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2023-11-12 02:15:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 02:15:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 02:15:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:15:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 02:15:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 02:15:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-12 02:15:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-12 02:15:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:15:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:15:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2023-11-12 02:15:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2023-11-12 02:15:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 02:15:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 02:15:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-12 02:15:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-12 02:15:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 02:15:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 02:15:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 02:15:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 02:15:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-12 02:15:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-12 02:15:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2023-11-12 02:15:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2023-11-12 02:15:56,127 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2023-11-12 02:15:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2023-11-12 02:15:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-12 02:15:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-12 02:15:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 02:15:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 02:15:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 02:15:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 02:15:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-11-12 02:15:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-11-12 02:15:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:15:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 02:15:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 02:15:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 02:15:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 02:15:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 02:15:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 02:15:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2023-11-12 02:15:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2023-11-12 02:15:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-12 02:15:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-12 02:15:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 02:15:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 02:15:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-12 02:15:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-12 02:15:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:15:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 02:15:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 02:15:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 02:15:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 02:15:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 02:15:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 02:15:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:15:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:15:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:15:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-12 02:15:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-12 02:15:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 02:15:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 02:15:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:15:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:15:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-11-12 02:15:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-11-12 02:15:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2023-11-12 02:15:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2023-11-12 02:15:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:15:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:15:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2023-11-12 02:15:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2023-11-12 02:15:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 02:15:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 02:15:56,144 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2023-11-12 02:15:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2023-11-12 02:15:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 02:15:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 02:15:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-12 02:15:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-12 02:15:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:15:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:15:56,145 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2023-11-12 02:15:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2023-11-12 02:15:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2023-11-12 02:15:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2023-11-12 02:15:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-12 02:15:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-12 02:15:56,146 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2023-11-12 02:15:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2023-11-12 02:15:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 02:15:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 02:15:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2023-11-12 02:15:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2023-11-12 02:15:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:15:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:15:56,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:15:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:15:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2023-11-12 02:15:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2023-11-12 02:15:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2023-11-12 02:15:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2023-11-12 02:15:56,148 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 02:15:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 02:15:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 02:15:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 02:15:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2023-11-12 02:15:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2023-11-12 02:15:56,149 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2023-11-12 02:15:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2023-11-12 02:15:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2023-11-12 02:15:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2023-11-12 02:15:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-12 02:15:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-12 02:15:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2023-11-12 02:15:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2023-11-12 02:15:56,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:15:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:15:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 02:15:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 02:15:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-12 02:15:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-12 02:15:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-12 02:15:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-12 02:15:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2023-11-12 02:15:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2023-11-12 02:15:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2023-11-12 02:15:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2023-11-12 02:15:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-12 02:15:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-12 02:15:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2023-11-12 02:15:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2023-11-12 02:15:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2023-11-12 02:15:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2023-11-12 02:15:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2023-11-12 02:15:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2023-11-12 02:15:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:15:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2023-11-12 02:15:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2023-11-12 02:15:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-12 02:15:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-12 02:15:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-12 02:15:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-12 02:15:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 02:15:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 02:15:56,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-11-12 02:15:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-11-12 02:15:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:15:56,155 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2023-11-12 02:15:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2023-11-12 02:15:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-12 02:15:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-12 02:15:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2023-11-12 02:15:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2023-11-12 02:15:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:15:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 02:15:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 02:15:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:15:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:15:56,162 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 02:15:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 02:15:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-12 02:15:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-12 02:15:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 02:15:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 02:15:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2023-11-12 02:15:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2023-11-12 02:15:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 02:15:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 02:15:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-12 02:15:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-12 02:15:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2023-11-12 02:15:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2023-11-12 02:15:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 02:15:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 02:15:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 02:15:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 02:15:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2023-11-12 02:15:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2023-11-12 02:15:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2023-11-12 02:15:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2023-11-12 02:15:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-12 02:15:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-12 02:15:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 02:15:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 02:15:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 02:15:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 02:15:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-12 02:15:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-12 02:15:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2023-11-12 02:15:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2023-11-12 02:15:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 02:15:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 02:15:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2023-11-12 02:15:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2023-11-12 02:15:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 02:15:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 02:15:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 02:15:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 02:15:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2023-11-12 02:15:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2023-11-12 02:15:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 02:15:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 02:15:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:15:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:15:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2023-11-12 02:15:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2023-11-12 02:15:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2023-11-12 02:15:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2023-11-12 02:15:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2023-11-12 02:15:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2023-11-12 02:15:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:15:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2023-11-12 02:15:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2023-11-12 02:15:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2023-11-12 02:15:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2023-11-12 02:15:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:15:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:15:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2023-11-12 02:15:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2023-11-12 02:15:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2023-11-12 02:15:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2023-11-12 02:15:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 02:15:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 02:15:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 02:15:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 02:15:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2023-11-12 02:15:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2023-11-12 02:15:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2023-11-12 02:15:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2023-11-12 02:15:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2023-11-12 02:15:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2023-11-12 02:15:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 02:15:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 02:15:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 02:15:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 02:15:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2023-11-12 02:15:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2023-11-12 02:15:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 02:15:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 02:15:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2023-11-12 02:15:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2023-11-12 02:15:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2023-11-12 02:15:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2023-11-12 02:15:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-12 02:15:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-12 02:15:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2023-11-12 02:15:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2023-11-12 02:15:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2023-11-12 02:15:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2023-11-12 02:15:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:15:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2023-11-12 02:15:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2023-11-12 02:15:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 02:15:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 02:15:57,436 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:15:57,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:15:58,060 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:16:18,605 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 02:16:19,301 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:16:19,329 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:16:19,329 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:16:19,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:19 BoogieIcfgContainer [2023-11-12 02:16:19,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:16:19,338 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:16:19,338 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:16:19,342 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:16:19,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:15:47" (1/3) ... [2023-11-12 02:16:19,343 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4181905a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:19, skipping insertion in model container [2023-11-12 02:16:19,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:54" (2/3) ... [2023-11-12 02:16:19,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4181905a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:19, skipping insertion in model container [2023-11-12 02:16:19,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:19" (3/3) ... [2023-11-12 02:16:19,345 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2023-11-12 02:16:19,366 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:16:19,366 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-12 02:16:19,506 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:16:19,519 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;@36b254d8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:16:19,519 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-12 02:16:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand has 3818 states, 2684 states have (on average 1.2976900149031296) internal successors, (3483), 2728 states have internal predecessors, (3483), 960 states have call successors, (960), 174 states have call predecessors, (960), 173 states have return successors, (950), 934 states have call predecessors, (950), 950 states have call successors, (950) [2023-11-12 02:16:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-11-12 02:16:19,588 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:19,589 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] [2023-11-12 02:16:19,590 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:16:19,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:19,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1137591424, now seen corresponding path program 1 times [2023-11-12 02:16:19,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:19,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367370976] [2023-11-12 02:16:19,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:19,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-12 02:16:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:16:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:16:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:16:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-12 02:16:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-12 02:16:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-12 02:16:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-12 02:16:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-12 02:16:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-12 02:16:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:16:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:16:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-12 02:16:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:16:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-12 02:16:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:16:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:21,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-12 02:16:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-12 02:16:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-12 02:16:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-12 02:16:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-12 02:16:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-11-12 02:16:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2023-11-12 02:16:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:22,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2023-11-12 02:16:22,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:22,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367370976] [2023-11-12 02:16:22,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367370976] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:22,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:22,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:16:22,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506251248] [2023-11-12 02:16:22,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:22,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:16:22,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:22,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:16:22,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:16:22,260 INFO L87 Difference]: Start difference. First operand has 3818 states, 2684 states have (on average 1.2976900149031296) internal successors, (3483), 2728 states have internal predecessors, (3483), 960 states have call successors, (960), 174 states have call predecessors, (960), 173 states have return successors, (950), 934 states have call predecessors, (950), 950 states have call successors, (950) 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, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-12 02:16:24,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:16:29,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []