./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/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_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/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_ad08cc63-6c80-4069-99ba-376504e08c9e/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_ad08cc63-6c80-4069-99ba-376504e08c9e/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 eed79abab256f81f1863cfddb0c42a9b6564cf98ca16b371152af6fd281f627c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:56:02,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:56:02,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:56:02,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:56:02,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:56:03,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:56:03,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:56:03,015 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:56:03,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:56:03,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:56:03,022 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:56:03,023 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:56:03,023 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:56:03,025 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:56:03,026 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:56:03,026 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:56:03,027 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:56:03,027 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:56:03,028 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:56:03,028 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:56:03,029 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:56:03,031 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:56:03,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:56:03,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:56:03,033 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:56:03,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:56:03,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:56:03,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:56:03,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:56:03,035 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:56:03,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:56:03,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:56:03,037 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:56:03,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:03,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:56:03,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:56:03,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:56:03,039 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:56:03,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:56:03,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:56:03,039 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:56:03,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:56:03,040 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_ad08cc63-6c80-4069-99ba-376504e08c9e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eed79abab256f81f1863cfddb0c42a9b6564cf98ca16b371152af6fd281f627c [2023-11-19 04:56:03,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:56:03,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:56:03,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:56:03,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:56:03,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:56:03,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 04:56:06,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:56:07,594 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:56:07,595 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 04:56:07,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/data/a2a3ebd9c/8f984812444d419da0303128fadd2708/FLAG45f483602 [2023-11-19 04:56:07,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/data/a2a3ebd9c/8f984812444d419da0303128fadd2708 [2023-11-19 04:56:07,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:56:07,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:56:07,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:07,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:56:07,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:56:07,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:07" (1/1) ... [2023-11-19 04:56:07,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4378e4bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:07, skipping insertion in model container [2023-11-19 04:56:07,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:56:07" (1/1) ... [2023-11-19 04:56:07,942 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:56:12,589 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[462950,462963] [2023-11-19 04:56:12,594 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463119,463132] [2023-11-19 04:56:12,595 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463286,463299] [2023-11-19 04:56:12,595 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463454,463467] [2023-11-19 04:56:12,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:12,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:56:12,869 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] [2023-11-19 04:56:12,871 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] [2023-11-19 04:56:12,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5373] [2023-11-19 04:56:12,873 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] [2023-11-19 04:56:12,874 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] [2023-11-19 04:56:12,875 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] [2023-11-19 04:56:12,876 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] [2023-11-19 04:56:12,878 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] [2023-11-19 04:56:12,878 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] [2023-11-19 04:56:12,887 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] [2023-11-19 04:56:12,891 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] [2023-11-19 04:56:12,892 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] [2023-11-19 04:56:12,894 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] [2023-11-19 04:56:13,216 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] [2023-11-19 04:56:13,392 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[462950,462963] [2023-11-19 04:56:13,392 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463119,463132] [2023-11-19 04:56:13,394 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463286,463299] [2023-11-19 04:56:13,396 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_ad08cc63-6c80-4069-99ba-376504e08c9e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[463454,463467] [2023-11-19 04:56:13,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:56:13,789 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:56:13,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13 WrapperNode [2023-11-19 04:56:13,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:56:13,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:13,791 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:56:13,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:56:13,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:13,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,316 INFO L138 Inliner]: procedures = 566, calls = 4491, calls flagged for inlining = 270, calls inlined = 248, statements flattened = 10074 [2023-11-19 04:56:14,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:56:14,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:56:14,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:56:14,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:56:14,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,386 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:14,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:15,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:56:15,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:56:15,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:56:15,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:56:15,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (1/1) ... [2023-11-19 04:56:15,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:56:15,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:56:15,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:56:15,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad08cc63-6c80-4069-99ba-376504e08c9e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:56:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 04:56:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 04:56:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:56:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:56:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-19 04:56:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-19 04:56:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-19 04:56:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-19 04:56:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-19 04:56:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-19 04:56:15,154 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 04:56:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 04:56:15,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2023-11-19 04:56:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2023-11-19 04:56:15,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:56:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:56:15,156 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 04:56:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 04:56:15,156 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-19 04:56:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-19 04:56:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_82 [2023-11-19 04:56:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_82 [2023-11-19 04:56:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-19 04:56:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-19 04:56:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 04:56:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-19 04:56:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-19 04:56:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-19 04:56:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-19 04:56:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-19 04:56:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 04:56:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 04:56:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-19 04:56:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-19 04:56:15,160 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-19 04:56:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-19 04:56:15,160 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-19 04:56:15,160 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-19 04:56:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 04:56:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 04:56:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2023-11-19 04:56:15,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2023-11-19 04:56:15,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 04:56:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 04:56:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 04:56:15,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 04:56:15,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-19 04:56:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-19 04:56:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-19 04:56:15,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-19 04:56:15,163 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-19 04:56:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-19 04:56:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 04:56:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 04:56:15,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:56:15,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:56:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 04:56:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 04:56:15,165 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 04:56:15,165 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 04:56:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 04:56:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 04:56:15,166 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-19 04:56:15,166 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-19 04:56:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 04:56:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 04:56:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:56:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:56:15,167 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-19 04:56:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-19 04:56:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 04:56:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 04:56:15,168 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 04:56:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 04:56:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:56:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-19 04:56:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-19 04:56:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-19 04:56:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-19 04:56:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 04:56:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 04:56:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 04:56:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 04:56:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:56:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-19 04:56:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-19 04:56:15,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-19 04:56:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-19 04:56:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-19 04:56:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-19 04:56:15,172 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 04:56:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 04:56:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 04:56:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 04:56:15,173 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 04:56:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 04:56:15,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:56:15,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:56:15,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:56:15,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:56:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-19 04:56:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-19 04:56:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-19 04:56:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-19 04:56:15,175 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 04:56:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 04:56:15,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:56:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:56:15,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 04:56:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 04:56:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 04:56:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 04:56:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:56:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:56:15,177 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-19 04:56:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-19 04:56:15,178 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-19 04:56:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-19 04:56:15,178 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-19 04:56:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-19 04:56:15,179 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 04:56:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 04:56:15,179 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-19 04:56:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-19 04:56:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 04:56:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 04:56:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-19 04:56:15,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-19 04:56:15,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 04:56:15,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-19 04:56:15,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:56:15,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 04:56:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 04:56:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-19 04:56:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-19 04:56:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 04:56:15,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 04:56:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 04:56:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 04:56:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-19 04:56:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-19 04:56:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 04:56:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 04:56:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:56:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:56:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:56:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:56:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:56:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:56:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-19 04:56:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-19 04:56:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:56:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 04:56:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 04:56:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 04:56:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:56:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:56:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-19 04:56:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-19 04:56:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 04:56:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 04:56:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-19 04:56:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-19 04:56:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-19 04:56:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-19 04:56:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-19 04:56:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-19 04:56:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-19 04:56:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-19 04:56:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-19 04:56:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-19 04:56:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 04:56:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 04:56:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-19 04:56:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-19 04:56:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 04:56:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 04:56:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 04:56:15,191 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 04:56:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-19 04:56:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-19 04:56:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 04:56:15,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 04:56:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-19 04:56:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-19 04:56:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-19 04:56:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-19 04:56:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-19 04:56:15,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-19 04:56:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-19 04:56:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-19 04:56:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-19 04:56:15,194 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-19 04:56:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-19 04:56:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-19 04:56:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-19 04:56:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-19 04:56:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-19 04:56:15,195 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-19 04:56:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:56:15,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:56:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-19 04:56:15,196 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-19 04:56:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:56:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:56:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:56:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:56:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 04:56:15,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-19 04:56:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 04:56:15,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 04:56:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-19 04:56:15,198 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-19 04:56:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 04:56:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 04:56:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 04:56:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 04:56:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-19 04:56:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-19 04:56:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 04:56:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 04:56:15,200 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-19 04:56:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-19 04:56:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:56:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-19 04:56:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-19 04:56:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 04:56:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 04:56:15,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:56:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-19 04:56:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-19 04:56:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-19 04:56:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-19 04:56:15,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_81 [2023-11-19 04:56:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_81 [2023-11-19 04:56:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:56:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 04:56:15,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 04:56:15,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:56:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-19 04:56:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-19 04:56:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-19 04:56:15,204 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:56:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:56:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:56:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:56:15,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 04:56:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 04:56:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_108 [2023-11-19 04:56:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_108 [2023-11-19 04:56:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-19 04:56:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-19 04:56:15,206 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-19 04:56:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-19 04:56:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_89 [2023-11-19 04:56:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_89 [2023-11-19 04:56:15,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_88 [2023-11-19 04:56:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_88 [2023-11-19 04:56:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-19 04:56:15,208 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-19 04:56:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-19 04:56:15,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-19 04:56:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 04:56:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 04:56:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-19 04:56:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-19 04:56:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 04:56:15,209 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 04:56:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 04:56:15,210 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 04:56:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 04:56:15,210 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 04:56:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 04:56:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 04:56:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-19 04:56:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-19 04:56:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:56:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 04:56:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 04:56:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-19 04:56:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-19 04:56:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-19 04:56:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-19 04:56:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 04:56:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 04:56:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:56:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:56:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-19 04:56:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-19 04:56:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-19 04:56:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-19 04:56:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 04:56:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 04:56:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_109 [2023-11-19 04:56:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_109 [2023-11-19 04:56:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_94 [2023-11-19 04:56:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_94 [2023-11-19 04:56:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-19 04:56:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-19 04:56:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_90 [2023-11-19 04:56:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_90 [2023-11-19 04:56:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 04:56:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 04:56:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-19 04:56:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-19 04:56:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-19 04:56:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-19 04:56:15,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:56:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:56:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-19 04:56:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-19 04:56:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 04:56:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 04:56:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 04:56:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 04:56:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-19 04:56:15,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-19 04:56:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 04:56:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 04:56:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:56:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:56:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:56:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 04:56:15,220 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 04:56:16,607 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:56:16,613 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:56:18,263 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:56:26,827 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 04:56:27,097 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:56:33,716 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:56:33,716 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:56:33,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:33 BoogieIcfgContainer [2023-11-19 04:56:33,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:56:33,750 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:56:33,750 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:56:33,755 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:56:33,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:56:07" (1/3) ... [2023-11-19 04:56:33,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2748b5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:33, skipping insertion in model container [2023-11-19 04:56:33,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:56:13" (2/3) ... [2023-11-19 04:56:33,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2748b5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:56:33, skipping insertion in model container [2023-11-19 04:56:33,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:56:33" (3/3) ... [2023-11-19 04:56:33,763 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-19 04:56:33,787 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:56:33,788 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-19 04:56:33,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:56:33,959 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;@6026c8c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:56:33,959 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-19 04:56:33,979 INFO L276 IsEmpty]: Start isEmpty. Operand has 2573 states, 1525 states have (on average 1.336393442622951) internal successors, (2038), 1596 states have internal predecessors, (2038), 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) [2023-11-19 04:56:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 04:56:34,035 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:34,036 INFO L195 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] [2023-11-19 04:56:34,037 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 04:56:34,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:34,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1466225873, now seen corresponding path program 1 times [2023-11-19 04:56:34,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:56:34,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519901705] [2023-11-19 04:56:34,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:34,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:56:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:35,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-11-19 04:56:35,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:56:35,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519901705] [2023-11-19 04:56:35,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519901705] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:35,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:35,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:56:35,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47184648] [2023-11-19 04:56:35,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:35,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:56:35,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:56:35,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:56:35,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:56:35,933 INFO L87 Difference]: Start difference. First operand has 2573 states, 1525 states have (on average 1.336393442622951) internal successors, (2038), 1596 states have internal predecessors, (2038), 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) [2023-11-19 04:56:40,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:56:42,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:56:43,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:56:43,356 INFO L93 Difference]: Finished difference Result 7543 states and 11607 transitions. [2023-11-19 04:56:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:56:43,359 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 [2023-11-19 04:56:43,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:56:43,452 INFO L225 Difference]: With dead ends: 7543 [2023-11-19 04:56:43,452 INFO L226 Difference]: Without dead ends: 4988 [2023-11-19 04:56:43,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:56:43,500 INFO L413 NwaCegarLoop]: 3339 mSDtfsCounter, 3645 mSDsluCounter, 3287 mSDsCounter, 0 mSdLazyCounter, 963 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3645 SdHoareTripleChecker+Valid, 6626 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:56:43,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3645 Valid, 6626 Invalid, 970 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 963 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2023-11-19 04:56:43,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4988 states. [2023-11-19 04:56:44,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4988 to 4984. [2023-11-19 04:56:44,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4984 states, 2974 states have (on average 1.3332212508406187) internal successors, (3965), 3115 states have internal predecessors, (3965), 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) [2023-11-19 04:56:44,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4984 states to 4984 states and 7371 transitions. [2023-11-19 04:56:44,120 INFO L78 Accepts]: Start accepts. Automaton has 4984 states and 7371 transitions. Word has length 192 [2023-11-19 04:56:44,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:56:44,129 INFO L495 AbstractCegarLoop]: Abstraction has 4984 states and 7371 transitions. [2023-11-19 04:56:44,129 INFO L496 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) [2023-11-19 04:56:44,130 INFO L276 IsEmpty]: Start isEmpty. Operand 4984 states and 7371 transitions. [2023-11-19 04:56:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-19 04:56:44,143 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:56:44,150 INFO L195 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] [2023-11-19 04:56:44,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:56:44,151 INFO L420 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)] === [2023-11-19 04:56:44,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:56:44,152 INFO L85 PathProgramCache]: Analyzing trace with hash 93219213, now seen corresponding path program 1 times [2023-11-19 04:56:44,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:56:44,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653823632] [2023-11-19 04:56:44,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:56:44,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:56:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:56:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-11-19 04:56:45,015 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:56:45,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653823632] [2023-11-19 04:56:45,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653823632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:56:45,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:56:45,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:56:45,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900112869] [2023-11-19 04:56:45,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:56:45,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:56:45,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:56:45,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:56:45,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:56:45,027 INFO L87 Difference]: Start difference. First operand 4984 states and 7371 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)