./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-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eed79abab256f81f1863cfddb0c42a9b6564cf98ca16b371152af6fd281f627c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:20:06,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:20:07,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 04:20:07,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:20:07,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:20:07,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:20:07,120 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:20:07,120 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:20:07,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:20:07,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:20:07,122 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:20:07,123 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:20:07,123 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:20:07,124 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:20:07,124 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:20:07,124 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:20:07,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:20:07,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:20:07,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:20:07,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:20:07,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:20:07,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:20:07,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:20:07,126 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:20:07,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:20:07,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:20:07,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:20:07,127 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:20:07,127 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:20:07,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:07,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:20:07,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:20:07,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:20:07,128 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:20:07,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:20:07,128 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:20:07,129 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:20:07,129 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:20:07,129 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eed79abab256f81f1863cfddb0c42a9b6564cf98ca16b371152af6fd281f627c [2024-11-14 04:20:07,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:20:07,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:20:07,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:20:07,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:20:07,482 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:20:07,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i Unable to find full path for "g++" [2024-11-14 04:20:09,859 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:20:11,184 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:20:11,187 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2024-11-14 04:20:11,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/data/8bcc7d14e/9a41c433451a40538829747621e30bfc/FLAGcf4d18262 [2024-11-14 04:20:11,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/data/8bcc7d14e/9a41c433451a40538829747621e30bfc [2024-11-14 04:20:11,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:20:11,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:20:11,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:11,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:20:11,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:20:11,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:11" (1/1) ... [2024-11-14 04:20:11,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d71825b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:11, skipping insertion in model container [2024-11-14 04:20:11,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:20:11" (1/1) ... [2024-11-14 04:20:11,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:20:17,039 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[462950,462963] [2024-11-14 04:20:17,044 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463119,463132] [2024-11-14 04:20:17,047 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463286,463299] [2024-11-14 04:20:17,047 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463454,463467] [2024-11-14 04:20:17,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:17,217 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:20:17,446 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"); [5359] [2024-11-14 04:20:17,449 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)); [5366] [2024-11-14 04:20:17,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5373] [2024-11-14 04:20:17,454 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)); [5418-5419] [2024-11-14 04:20:17,455 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"); [5424-5426] [2024-11-14 04:20:17,457 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" (809), "i" (12UL)); [5451-5452] [2024-11-14 04:20:17,458 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"); [5457-5459] [2024-11-14 04:20:17,459 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" (814), "i" (12UL)); [5483-5484] [2024-11-14 04:20:17,461 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"); [5489-5491] [2024-11-14 04:20:17,476 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)); [5770-5771] [2024-11-14 04:20:17,478 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)); [5804-5805] [2024-11-14 04:20:17,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5841-5842] [2024-11-14 04:20:17,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5878-5879] [2024-11-14 04:20:17,885 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/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11524-11525] [2024-11-14 04:20:18,164 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[462950,462963] [2024-11-14 04:20:18,164 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463119,463132] [2024-11-14 04:20:18,165 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463286,463299] [2024-11-14 04:20:18,165 WARN L250 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_486540c8-2b87-46e3-9faf-442d541a7ede/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463454,463467] [2024-11-14 04:20:18,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:20:18,780 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:20:18,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18 WrapperNode [2024-11-14 04:20:18,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:20:18,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:18,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:20:18,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:20:18,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:18,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,542 INFO L138 Inliner]: procedures = 565, calls = 4416, calls flagged for inlining = 270, calls inlined = 248, statements flattened = 10259 [2024-11-14 04:20:19,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:20:19,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:20:19,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:20:19,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:20:19,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:19,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:20,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:20,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:20:20,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:20:20,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:20:20,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:20:20,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (1/1) ... [2024-11-14 04:20:20,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:20:20,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:20:20,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:20:20,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_486540c8-2b87-46e3-9faf-442d541a7ede/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:20:20,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-14 04:20:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-14 04:20:20,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 04:20:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 04:20:20,239 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-14 04:20:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-14 04:20:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-14 04:20:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-14 04:20:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2024-11-14 04:20:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2024-11-14 04:20:20,240 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-14 04:20:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-14 04:20:20,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2024-11-14 04:20:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2024-11-14 04:20:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 04:20:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 04:20:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-14 04:20:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-14 04:20:20,242 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2024-11-14 04:20:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2024-11-14 04:20:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_82 [2024-11-14 04:20:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_82 [2024-11-14 04:20:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2024-11-14 04:20:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2024-11-14 04:20:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-14 04:20:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-14 04:20:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-14 04:20:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-14 04:20:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2024-11-14 04:20:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2024-11-14 04:20:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-14 04:20:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-14 04:20:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-14 04:20:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-14 04:20:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-14 04:20:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-14 04:20:20,246 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2024-11-14 04:20:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2024-11-14 04:20:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-14 04:20:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-14 04:20:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-14 04:20:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-14 04:20:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-14 04:20:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-14 04:20:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-14 04:20:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-14 04:20:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-14 04:20:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-14 04:20:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-14 04:20:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-14 04:20:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-14 04:20:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-14 04:20:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 04:20:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 04:20:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-14 04:20:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-14 04:20:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-14 04:20:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-14 04:20:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2024-11-14 04:20:20,254 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-14 04:20:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 04:20:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-14 04:20:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-14 04:20:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-14 04:20:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-14 04:20:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-14 04:20:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-14 04:20:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2024-11-14 04:20:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2024-11-14 04:20:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-14 04:20:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-14 04:20:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-11-14 04:20:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-11-14 04:20:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-14 04:20:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-14 04:20:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2024-11-14 04:20:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2024-11-14 04:20:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 04:20:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 04:20:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2024-11-14 04:20:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2024-11-14 04:20:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-14 04:20:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-14 04:20:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:20:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-14 04:20:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-14 04:20:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-14 04:20:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-14 04:20:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2024-11-14 04:20:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-14 04:20:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2024-11-14 04:20:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-14 04:20:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-14 04:20:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2024-11-14 04:20:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-14 04:20:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2024-11-14 04:20:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2024-11-14 04:20:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2024-11-14 04:20:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2024-11-14 04:20:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-14 04:20:20,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-14 04:20:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2024-11-14 04:20:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2024-11-14 04:20:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-14 04:20:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-14 04:20:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2024-11-14 04:20:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2024-11-14 04:20:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2024-11-14 04:20:20,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2024-11-14 04:20:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-14 04:20:20,269 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-14 04:20:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2024-11-14 04:20:20,270 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2024-11-14 04:20:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_81 [2024-11-14 04:20:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_81 [2024-11-14 04:20:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 04:20:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 04:20:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-14 04:20:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-14 04:20:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-14 04:20:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-14 04:20:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-14 04:20:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-14 04:20:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-14 04:20:20,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-14 04:20:20,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-14 04:20:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-14 04:20:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_108 [2024-11-14 04:20:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_108 [2024-11-14 04:20:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-14 04:20:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-14 04:20:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2024-11-14 04:20:20,274 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2024-11-14 04:20:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_89 [2024-11-14 04:20:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_89 [2024-11-14 04:20:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2024-11-14 04:20:20,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2024-11-14 04:20:20,275 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2024-11-14 04:20:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2024-11-14 04:20:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2024-11-14 04:20:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2024-11-14 04:20:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-14 04:20:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-14 04:20:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2024-11-14 04:20:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2024-11-14 04:20:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-14 04:20:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-14 04:20:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-14 04:20:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-14 04:20:20,279 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-14 04:20:20,279 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-14 04:20:20,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-14 04:20:20,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_109 [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_109 [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_94 [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_94 [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_90 [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_90 [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2024-11-14 04:20:20,281 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2024-11-14 04:20:20,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-14 04:20:20,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-14 04:20:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-14 04:20:20,282 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-14 04:20:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-14 04:20:20,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-14 04:20:20,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-14 04:20:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-14 04:20:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2024-11-14 04:20:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2024-11-14 04:20:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-14 04:20:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-14 04:20:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:20:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-14 04:20:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-14 04:20:20,283 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-14 04:20:20,283 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-14 04:20:22,243 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:20:22,250 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:20:24,650 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 04:20:53,724 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-14 04:20:56,678 INFO L? ?]: Removed 3483 outVars from TransFormulas that were not future-live. [2024-11-14 04:20:56,678 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:21:03,836 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:21:03,837 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-14 04:21:03,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:03 BoogieIcfgContainer [2024-11-14 04:21:03,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:21:03,844 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:21:03,845 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:21:03,858 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:21:03,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:20:11" (1/3) ... [2024-11-14 04:21:03,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e1acf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:21:03, skipping insertion in model container [2024-11-14 04:21:03,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:20:18" (2/3) ... [2024-11-14 04:21:03,864 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e1acf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:21:03, skipping insertion in model container [2024-11-14 04:21:03,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:21:03" (3/3) ... [2024-11-14 04:21:03,868 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2024-11-14 04:21:03,916 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:21:03,922 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i that has 155 procedures, 2581 locations, 1 initial locations, 5 loop locations, and 3 error locations. [2024-11-14 04:21:04,143 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:21:04,164 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b156f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:21:04,164 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 04:21:04,185 INFO L276 IsEmpty]: Start isEmpty. Operand has 2579 states, 1531 states have (on average 1.3350751143043762) internal successors, (2044), 1599 states have internal predecessors, (2044), 892 states have call successors, (892), 154 states have call predecessors, (892), 153 states have return successors, (883), 868 states have call predecessors, (883), 883 states have call successors, (883) [2024-11-14 04:21:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-14 04:21:04,217 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:04,218 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:21:04,218 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 04:21:04,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:04,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1182461539, now seen corresponding path program 1 times [2024-11-14 04:21:04,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:04,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020086894] [2024-11-14 04:21:04,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:04,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:23:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:24:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2024-11-14 04:24:01,946 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:24:01,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020086894] [2024-11-14 04:24:01,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020086894] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:24:01,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:24:01,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:24:01,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503365797] [2024-11-14 04:24:01,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:24:01,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:24:01,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:24:01,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:24:01,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:24:01,994 INFO L87 Difference]: Start difference. First operand has 2579 states, 1531 states have (on average 1.3350751143043762) internal successors, (2044), 1599 states have internal predecessors, (2044), 892 states have call successors, (892), 154 states have call predecessors, (892), 153 states have return successors, (883), 868 states have call predecessors, (883), 883 states have call successors, (883) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-14 04:24:04,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:24:06,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:24:16,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:24:22,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:24:22,348 INFO L93 Difference]: Finished difference Result 7561 states and 11625 transitions. [2024-11-14 04:24:22,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:24:22,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 192 [2024-11-14 04:24:22,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:24:22,441 INFO L225 Difference]: With dead ends: 7561 [2024-11-14 04:24:22,441 INFO L226 Difference]: Without dead ends: 5000 [2024-11-14 04:24:22,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:24:22,481 INFO L432 NwaCegarLoop]: 3345 mSDtfsCounter, 3651 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3651 SdHoareTripleChecker+Valid, 6638 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:24:22,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3651 Valid, 6638 Invalid, 970 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 961 Invalid, 2 Unknown, 0 Unchecked, 19.8s Time] [2024-11-14 04:24:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2024-11-14 04:24:23,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 4996. [2024-11-14 04:24:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4996 states, 2986 states have (on average 1.3318821165438715) internal successors, (3977), 3121 states have internal predecessors, (3977), 1705 states have call successors, (1705), 303 states have call predecessors, (1705), 302 states have return successors, (1701), 1671 states have call predecessors, (1701), 1701 states have call successors, (1701) [2024-11-14 04:24:23,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4996 states to 4996 states and 7383 transitions. [2024-11-14 04:24:23,195 INFO L78 Accepts]: Start accepts. Automaton has 4996 states and 7383 transitions. Word has length 192 [2024-11-14 04:24:23,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:24:23,198 INFO L471 AbstractCegarLoop]: Abstraction has 4996 states and 7383 transitions. [2024-11-14 04:24:23,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-14 04:24:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 4996 states and 7383 transitions. [2024-11-14 04:24:23,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-14 04:24:23,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:24:23,215 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:24:23,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:24:23,216 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 04:24:23,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:24:23,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1120707278, now seen corresponding path program 1 times [2024-11-14 04:24:23,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:24:23,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700130267] [2024-11-14 04:24:23,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:24:23,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:27:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:27:30,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2024-11-14 04:27:30,918 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:27:30,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700130267] [2024-11-14 04:27:30,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700130267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:27:30,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:27:30,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:27:30,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88803590] [2024-11-14 04:27:30,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:27:30,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:27:30,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:27:30,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:27:30,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:27:30,925 INFO L87 Difference]: Start difference. First operand 4996 states and 7383 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-14 04:27:33,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:27:35,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:27:41,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:27:44,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:27:51,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:27:54,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:27:55,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:27:55,511 INFO L93 Difference]: Finished difference Result 14590 states and 21640 transitions. [2024-11-14 04:27:55,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:27:55,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 200 [2024-11-14 04:27:55,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:27:55,602 INFO L225 Difference]: With dead ends: 14590 [2024-11-14 04:27:55,602 INFO L226 Difference]: Without dead ends: 9629 [2024-11-14 04:27:55,639 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:27:55,640 INFO L432 NwaCegarLoop]: 3331 mSDtfsCounter, 3558 mSDsluCounter, 3247 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3558 SdHoareTripleChecker+Valid, 6578 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:27:55,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3558 Valid, 6578 Invalid, 964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 957 Invalid, 4 Unknown, 0 Unchecked, 24.1s Time] [2024-11-14 04:27:55,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9629 states. [2024-11-14 04:27:56,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9629 to 9598. [2024-11-14 04:27:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9598 states, 5740 states have (on average 1.3304878048780489) internal successors, (7637), 5998 states have internal predecessors, (7637), 3260 states have call successors, (3260), 600 states have call predecessors, (3260), 595 states have return successors, (3369), 3181 states have call predecessors, (3369), 3256 states have call successors, (3369) [2024-11-14 04:27:56,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9598 states to 9598 states and 14266 transitions. [2024-11-14 04:27:56,475 INFO L78 Accepts]: Start accepts. Automaton has 9598 states and 14266 transitions. Word has length 200 [2024-11-14 04:27:56,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:27:56,477 INFO L471 AbstractCegarLoop]: Abstraction has 9598 states and 14266 transitions. [2024-11-14 04:27:56,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-14 04:27:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 9598 states and 14266 transitions. [2024-11-14 04:27:56,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-14 04:27:56,493 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:27:56,493 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:27:56,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:27:56,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 04:27:56,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:27:56,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1342747804, now seen corresponding path program 1 times [2024-11-14 04:27:56,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:27:56,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652278926] [2024-11-14 04:27:56,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:27:56,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:30:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:59,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2024-11-14 04:30:59,423 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:30:59,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652278926] [2024-11-14 04:30:59,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652278926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:30:59,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:30:59,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:30:59,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284573795] [2024-11-14 04:30:59,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:30:59,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:30:59,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:30:59,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:30:59,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:30:59,427 INFO L87 Difference]: Start difference. First operand 9598 states and 14266 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-14 04:31:01,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:04,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:09,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:12,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:18,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:20,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:23,813 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 [] [2024-11-14 04:31:25,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:31:25,848 INFO L93 Difference]: Finished difference Result 27792 states and 41218 transitions. [2024-11-14 04:31:25,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:31:25,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 210 [2024-11-14 04:31:25,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:31:26,016 INFO L225 Difference]: With dead ends: 27792 [2024-11-14 04:31:26,016 INFO L226 Difference]: Without dead ends: 18229 [2024-11-14 04:31:26,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:31:26,081 INFO L432 NwaCegarLoop]: 3319 mSDtfsCounter, 3383 mSDsluCounter, 3222 mSDsCounter, 0 mSdLazyCounter, 997 mSolverCounterSat, 7 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 6541 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 997 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:31:26,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3383 Valid, 6541 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 997 Invalid, 7 Unknown, 0 Unchecked, 25.7s Time] [2024-11-14 04:31:26,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18229 states. [2024-11-14 04:31:27,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18229 to 18194. [2024-11-14 04:31:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18194 states, 10858 states have (on average 1.322435070915454) internal successors, (14359), 11350 states have internal predecessors, (14359), 6172 states have call successors, (6172), 1178 states have call predecessors, (6172), 1161 states have return successors, (6408), 6005 states have call predecessors, (6408), 6168 states have call successors, (6408) [2024-11-14 04:31:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18194 states to 18194 states and 26939 transitions. [2024-11-14 04:31:27,366 INFO L78 Accepts]: Start accepts. Automaton has 18194 states and 26939 transitions. Word has length 210 [2024-11-14 04:31:27,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:31:27,367 INFO L471 AbstractCegarLoop]: Abstraction has 18194 states and 26939 transitions. [2024-11-14 04:31:27,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-14 04:31:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 18194 states and 26939 transitions. [2024-11-14 04:31:27,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-14 04:31:27,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:31:27,377 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:31:27,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:31:27,378 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 04:31:27,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:31:27,380 INFO L85 PathProgramCache]: Analyzing trace with hash -430108688, now seen corresponding path program 1 times [2024-11-14 04:31:27,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:31:27,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943542738] [2024-11-14 04:31:27,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:27,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:34:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:34:23,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2024-11-14 04:34:23,330 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:34:23,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943542738] [2024-11-14 04:34:23,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943542738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:34:23,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:34:23,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:34:23,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739524930] [2024-11-14 04:34:23,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:34:23,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:34:23,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:34:23,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:34:23,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:34:23,333 INFO L87 Difference]: Start difference. First operand 18194 states and 26939 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-14 04:34:25,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:34:28,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []