./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ --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 d46a0c21917156d86326b49faaf0b679a3e4aece26c641cfed6d2cba03552492 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:46:58,720 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:46:58,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:46:58,850 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:46:58,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:46:58,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:46:58,890 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:46:58,891 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:46:58,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:46:58,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:46:58,898 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:46:58,898 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:46:58,899 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:46:58,900 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:46:58,901 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:46:58,901 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:46:58,902 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:46:58,902 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:46:58,903 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:46:58,904 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:46:58,904 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:46:58,905 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:46:58,906 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:46:58,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:46:58,907 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:46:58,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:46:58,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:46:58,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:46:58,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:46:58,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:46:58,911 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:46:58,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:46:58,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:46:58,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:58,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:46:58,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:46:58,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:46:58,913 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:46:58,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:46:58,929 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:46:58,929 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:46:58,930 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:46:58,930 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d46a0c21917156d86326b49faaf0b679a3e4aece26c641cfed6d2cba03552492 [2023-11-19 04:46:59,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:46:59,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:46:59,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:46:59,336 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:46:59,337 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:46:59,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 04:47:02,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:47:03,182 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:47:03,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 04:47:03,257 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/data/2c72bb00d/e8e1ba6964e74001bfe3f688655bfcc8/FLAGdeaaecebe [2023-11-19 04:47:03,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/data/2c72bb00d/e8e1ba6964e74001bfe3f688655bfcc8 [2023-11-19 04:47:03,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:47:03,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:47:03,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:47:03,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:47:03,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:47:03,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:47:03" (1/1) ... [2023-11-19 04:47:03,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c21e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:03, skipping insertion in model container [2023-11-19 04:47:03,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:47:03" (1/1) ... [2023-11-19 04:47:03,693 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:47:07,810 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450587,450600] [2023-11-19 04:47:07,861 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450756,450769] [2023-11-19 04:47:07,862 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450923,450936] [2023-11-19 04:47:07,863 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[451091,451104] [2023-11-19 04:47:07,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:47:07,974 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:47:08,109 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"); [5385] [2023-11-19 04:47:08,112 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)); [5392] [2023-11-19 04:47:08,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5399] [2023-11-19 04:47:08,115 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5444-5445] [2023-11-19 04:47:08,116 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"); [5450-5452] [2023-11-19 04:47:08,117 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5477-5478] [2023-11-19 04:47:08,118 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"); [5483-5485] [2023-11-19 04:47:08,119 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5509-5510] [2023-11-19 04:47:08,119 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"); [5515-5517] [2023-11-19 04:47:08,130 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)); [5796-5797] [2023-11-19 04:47:08,134 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)); [5830-5831] [2023-11-19 04:47:08,136 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)); [5867-5868] [2023-11-19 04:47:08,137 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)); [5904-5905] [2023-11-19 04:47:08,569 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)); [11550-11551] [2023-11-19 04:47:08,705 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450587,450600] [2023-11-19 04:47:08,706 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450756,450769] [2023-11-19 04:47:08,707 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[450923,450936] [2023-11-19 04:47:08,709 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[451091,451104] [2023-11-19 04:47:08,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:47:09,215 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:47:09,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09 WrapperNode [2023-11-19 04:47:09,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:47:09,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:47:09,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:47:09,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:47:09,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,878 INFO L138 Inliner]: procedures = 547, calls = 4444, calls flagged for inlining = 248, calls inlined = 226, statements flattened = 9692 [2023-11-19 04:47:09,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:47:09,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:47:09,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:47:09,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:47:09,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:10,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:10,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:10,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:10,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:10,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:47:10,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:47:10,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:47:10,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:47:10,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:10,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:47:10,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:47:10,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:47:10,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f773c022-6d9c-4307-add9-0f3a760ff7e1/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:47:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 04:47:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 04:47:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:47:10,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:47:10,657 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-19 04:47:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-19 04:47:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-19 04:47:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-19 04:47:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-19 04:47:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-19 04:47:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 04:47:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 04:47:10,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2023-11-19 04:47:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2023-11-19 04:47:10,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:47:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:47:10,659 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 04:47:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 04:47:10,660 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-19 04:47:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-19 04:47:10,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_82 [2023-11-19 04:47:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_82 [2023-11-19 04:47:10,660 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-19 04:47:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-19 04:47:10,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 04:47:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 04:47:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 04:47:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 04:47:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-19 04:47:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-19 04:47:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 04:47:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 04:47:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-19 04:47:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-19 04:47:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-19 04:47:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-19 04:47:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-19 04:47:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-19 04:47:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 04:47:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 04:47:10,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2023-11-19 04:47:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2023-11-19 04:47:10,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 04:47:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 04:47:10,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2023-11-19 04:47:10,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2023-11-19 04:47:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:47:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:47:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-19 04:47:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-19 04:47:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-19 04:47:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-19 04:47:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-19 04:47:10,664 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-19 04:47:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 04:47:10,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 04:47:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:47:10,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:47:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 04:47:10,665 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 04:47:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 04:47:10,665 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 04:47:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 04:47:10,666 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 04:47:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-19 04:47:10,666 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-19 04:47:10,666 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 04:47:10,666 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 04:47:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:47:10,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:47:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-19 04:47:10,667 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-19 04:47:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:47:10,667 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:47:10,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2023-11-19 04:47:10,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2023-11-19 04:47:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 04:47:10,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 04:47:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:47:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-19 04:47:10,668 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-19 04:47:10,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-19 04:47:10,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-19 04:47:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:47:10,669 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:47:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:47:10,669 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:47:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:47:10,669 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-19 04:47:10,669 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-19 04:47:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-19 04:47:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-19 04:47:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-19 04:47:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-19 04:47:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 04:47:10,670 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 04:47:10,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 04:47:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 04:47:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 04:47:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 04:47:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:47:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:47:10,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:47:10,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:47:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-19 04:47:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-19 04:47:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-19 04:47:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-19 04:47:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 04:47:10,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 04:47:10,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:47:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:47:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 04:47:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 04:47:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 04:47:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 04:47:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:47:10,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:47:10,673 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-19 04:47:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-19 04:47:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_83 [2023-11-19 04:47:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_83 [2023-11-19 04:47:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-19 04:47:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-19 04:47:10,674 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-19 04:47:10,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-19 04:47:10,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 04:47:10,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 04:47:10,676 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-19 04:47:10,676 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-19 04:47:10,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 04:47:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 04:47:10,678 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-19 04:47:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-19 04:47:10,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 04:47:10,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 04:47:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:47:10,681 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-19 04:47:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-19 04:47:10,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 04:47:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 04:47:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:47:10,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:47:10,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:47:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:47:10,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:47:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:47:10,684 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-19 04:47:10,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-19 04:47:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:47:10,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:47:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 04:47:10,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 04:47:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:47:10,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:47:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_98 [2023-11-19 04:47:10,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_98 [2023-11-19 04:47:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-19 04:47:10,688 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-19 04:47:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 04:47:10,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 04:47:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-19 04:47:10,688 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-19 04:47:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-19 04:47:10,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-19 04:47:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-19 04:47:10,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-19 04:47:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-19 04:47:10,689 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-19 04:47:10,689 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 04:47:10,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 04:47:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-19 04:47:10,690 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-19 04:47:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 04:47:10,690 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 04:47:10,690 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 04:47:10,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 04:47:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-19 04:47:10,691 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-19 04:47:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 04:47:10,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 04:47:10,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-19 04:47:10,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-19 04:47:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-19 04:47:10,692 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-19 04:47:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 04:47:10,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 04:47:10,692 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 04:47:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 04:47:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-19 04:47:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-19 04:47:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-19 04:47:10,693 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-19 04:47:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-19 04:47:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-19 04:47:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-19 04:47:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-19 04:47:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-19 04:47:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-19 04:47:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:47:10,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:47:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-19 04:47:10,695 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-19 04:47:10,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:47:10,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:47:10,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:47:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:47:10,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 04:47:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 04:47:10,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 04:47:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 04:47:10,699 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-19 04:47:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-19 04:47:10,699 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 04:47:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 04:47:10,699 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:47:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:47:10,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-19 04:47:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-19 04:47:10,700 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 04:47:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 04:47:10,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-19 04:47:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-19 04:47:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:47:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 04:47:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 04:47:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 04:47:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 04:47:10,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:47:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-19 04:47:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-19 04:47:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-19 04:47:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-19 04:47:10,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_81 [2023-11-19 04:47:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_81 [2023-11-19 04:47:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:47:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:47:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:47:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:47:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:47:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure rx_oom_timer [2023-11-19 04:47:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_oom_timer [2023-11-19 04:47:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-19 04:47:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-19 04:47:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:47:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:47:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:47:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:47:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 04:47:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 04:47:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_108 [2023-11-19 04:47:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_108 [2023-11-19 04:47:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-19 04:47:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-19 04:47:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-19 04:47:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-19 04:47:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_89 [2023-11-19 04:47:10,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_89 [2023-11-19 04:47:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2023-11-19 04:47:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2023-11-19 04:47:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-19 04:47:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-19 04:47:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-19 04:47:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-19 04:47:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 04:47:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 04:47:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-19 04:47:10,718 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-19 04:47:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 04:47:10,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 04:47:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:47:10,718 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:47:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 04:47:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 04:47:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 04:47:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 04:47:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-19 04:47:10,719 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-19 04:47:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_timer [2023-11-19 04:47:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_timer [2023-11-19 04:47:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:47:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 04:47:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 04:47:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-19 04:47:10,720 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-19 04:47:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-19 04:47:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-19 04:47:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 04:47:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 04:47:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:47:10,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:47:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-19 04:47:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-19 04:47:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-19 04:47:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-19 04:47:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2023-11-19 04:47:10,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2023-11-19 04:47:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 04:47:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 04:47:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_109 [2023-11-19 04:47:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_109 [2023-11-19 04:47:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_94 [2023-11-19 04:47:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_94 [2023-11-19 04:47:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-19 04:47:10,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-19 04:47:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_90 [2023-11-19 04:47:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_90 [2023-11-19 04:47:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 04:47:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 04:47:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-19 04:47:10,724 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-19 04:47:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-19 04:47:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-19 04:47:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:47:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:47:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-19 04:47:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-19 04:47:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 04:47:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 04:47:10,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 04:47:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 04:47:10,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-19 04:47:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-19 04:47:10,726 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 04:47:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 04:47:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:47:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:47:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:47:10,727 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 04:47:10,727 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 04:47:11,869 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:47:11,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:47:14,331 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:47:22,210 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:47:27,402 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:47:27,403 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:47:27,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:27 BoogieIcfgContainer [2023-11-19 04:47:27,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:47:27,430 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:47:27,431 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:47:27,434 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:47:27,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:47:03" (1/3) ... [2023-11-19 04:47:27,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64780e89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:47:27, skipping insertion in model container [2023-11-19 04:47:27,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09" (2/3) ... [2023-11-19 04:47:27,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64780e89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:47:27, skipping insertion in model container [2023-11-19 04:47:27,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:27" (3/3) ... [2023-11-19 04:47:27,441 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 04:47:27,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:47:27,463 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-19 04:47:27,559 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:47:27,565 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4e414633, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:47:27,566 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-19 04:47:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 2388 states, 1379 states have (on average 1.3096446700507614) internal successors, (1806), 1467 states have internal predecessors, (1806), 849 states have call successors, (849), 157 states have call predecessors, (849), 156 states have return successors, (842), 824 states have call predecessors, (842), 842 states have call successors, (842) [2023-11-19 04:47:27,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:47:27,593 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:27,593 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-19 04:47:27,594 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 04:47:27,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:27,603 INFO L85 PathProgramCache]: Analyzing trace with hash 256328184, now seen corresponding path program 1 times [2023-11-19 04:47:27,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:47:27,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179134804] [2023-11-19 04:47:27,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:27,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:47:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:47:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:47:29,309 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:47:29,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179134804] [2023-11-19 04:47:29,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179134804] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:47:29,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:47:29,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:47:29,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152470219] [2023-11-19 04:47:29,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:47:29,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:47:29,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:47:29,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:47:29,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:47:29,367 INFO L87 Difference]: Start difference. First operand has 2388 states, 1379 states have (on average 1.3096446700507614) internal successors, (1806), 1467 states have internal predecessors, (1806), 849 states have call successors, (849), 157 states have call predecessors, (849), 156 states have return successors, (842), 824 states have call predecessors, (842), 842 states have call successors, (842) Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 04:47:32,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:33,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:36,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:38,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:47:38,675 INFO L93 Difference]: Finished difference Result 4758 states and 7202 transitions. [2023-11-19 04:47:38,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:47:38,678 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 37 [2023-11-19 04:47:38,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:47:38,722 INFO L225 Difference]: With dead ends: 4758 [2023-11-19 04:47:38,722 INFO L226 Difference]: Without dead ends: 2376 [2023-11-19 04:47:38,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:47:38,750 INFO L413 NwaCegarLoop]: 3102 mSDtfsCounter, 3470 mSDsluCounter, 6188 mSDsCounter, 0 mSdLazyCounter, 1179 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3484 SdHoareTripleChecker+Valid, 9290 SdHoareTripleChecker+Invalid, 1181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1179 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:47:38,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3484 Valid, 9290 Invalid, 1181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1179 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2023-11-19 04:47:38,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2376 states. [2023-11-19 04:47:39,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2376 to 2376. [2023-11-19 04:47:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2376 states, 1376 states have (on average 1.3030523255813953) internal successors, (1793), 1460 states have internal predecessors, (1793), 841 states have call successors, (841), 157 states have call predecessors, (841), 156 states have return successors, (838), 820 states have call predecessors, (838), 838 states have call successors, (838) [2023-11-19 04:47:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 2376 states and 3472 transitions. [2023-11-19 04:47:39,095 INFO L78 Accepts]: Start accepts. Automaton has 2376 states and 3472 transitions. Word has length 37 [2023-11-19 04:47:39,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:47:39,096 INFO L495 AbstractCegarLoop]: Abstraction has 2376 states and 3472 transitions. [2023-11-19 04:47:39,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-19 04:47:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 3472 transitions. [2023-11-19 04:47:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:47:39,109 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:39,109 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-19 04:47:39,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:47:39,110 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 04:47:39,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:39,111 INFO L85 PathProgramCache]: Analyzing trace with hash -745038524, now seen corresponding path program 1 times [2023-11-19 04:47:39,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:47:39,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994947687] [2023-11-19 04:47:39,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:39,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:47:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:47:40,232 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 04:47:40,232 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:47:40,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994947687] [2023-11-19 04:47:40,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994947687] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:47:40,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:47:40,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:47:40,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365799543] [2023-11-19 04:47:40,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:47:40,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:47:40,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:47:40,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:47:40,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:47:40,241 INFO L87 Difference]: Start difference. First operand 2376 states and 3472 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-19 04:47:41,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:44,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:46,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:48,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []