./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91 --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 004fcd1800da3fcc8c5839d85d0662ed24df5100e10ec8a5024be56f561eab28 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:34,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:34,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:59:34,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:34,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:34,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:34,809 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:34,809 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:34,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:34,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:34,812 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:34,813 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:34,813 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:34,814 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:34,815 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:34,815 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:34,816 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:34,817 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:34,817 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:34,818 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:34,819 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:34,820 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:34,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:34,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:34,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:34,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:34,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:34,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:34,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:34,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:34,825 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:34,826 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:34,826 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:34,826 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:34,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:34,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:34,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:34,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:34,828 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:34,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:34,829 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:34,830 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:34,830 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:34,830 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:34,831 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_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 004fcd1800da3fcc8c5839d85d0662ed24df5100e10ec8a5024be56f561eab28 [2023-11-24 23:59:35,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:35,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:35,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:35,170 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:35,171 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:35,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-24 23:59:38,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:39,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:39,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-24 23:59:39,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/data/9de948cc7/05ec935a3c6a454b9e612af7db4b1053/FLAG5347495da [2023-11-24 23:59:39,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/data/9de948cc7/05ec935a3c6a454b9e612af7db4b1053 [2023-11-24 23:59:39,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:39,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:39,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:39,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:39,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:39,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:39" (1/1) ... [2023-11-24 23:59:39,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46705f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:39, skipping insertion in model container [2023-11-24 23:59:39,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:39" (1/1) ... [2023-11-24 23:59:39,635 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:44,450 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_2c5ccd22-68fa-4ffe-b545-24918f637bd3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452511,452524] [2023-11-24 23:59:44,455 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_2c5ccd22-68fa-4ffe-b545-24918f637bd3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452656,452669] [2023-11-24 23:59:44,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:44,555 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:44,755 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"); [5398] [2023-11-24 23:59:44,757 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)); [5405] [2023-11-24 23:59:44,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5412] [2023-11-24 23:59:44,761 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/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5457-5458] [2023-11-24 23:59:44,762 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"); [5463-5465] [2023-11-24 23:59:44,763 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/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5490-5491] [2023-11-24 23:59:44,763 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"); [5496-5498] [2023-11-24 23:59:44,764 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/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5522-5523] [2023-11-24 23:59:44,765 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"); [5528-5530] [2023-11-24 23:59:44,773 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)); [5797-5798] [2023-11-24 23:59:44,776 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)); [5831-5832] [2023-11-24 23:59:44,778 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)); [5868-5869] [2023-11-24 23:59:44,780 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5905-5906] [2023-11-24 23:59:45,134 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 *)"drivers/net/ethernet/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11557-11558] [2023-11-24 23:59:45,273 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_2c5ccd22-68fa-4ffe-b545-24918f637bd3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452511,452524] [2023-11-24 23:59:45,274 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_2c5ccd22-68fa-4ffe-b545-24918f637bd3/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452656,452669] [2023-11-24 23:59:45,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:45,692 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:45,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45 WrapperNode [2023-11-24 23:59:45,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:45,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:45,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:45,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:45,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:45,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,242 INFO L138 Inliner]: procedures = 548, calls = 4531, calls flagged for inlining = 251, calls inlined = 230, statements flattened = 9977 [2023-11-24 23:59:46,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:46,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:46,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:46,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:46,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,519 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:46,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:46,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:46,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:46,810 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (1/1) ... [2023-11-24 23:59:46,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:46,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:46,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c5ccd22-68fa-4ffe-b545-24918f637bd3/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_122 [2023-11-24 23:59:46,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_122 [2023-11-24 23:59:46,900 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:59:46,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:59:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:59:46,901 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:59:46,901 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-24 23:59:46,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-24 23:59:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-24 23:59:46,902 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-24 23:59:46,902 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-24 23:59:46,902 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-24 23:59:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:59:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:59:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2023-11-24 23:59:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2023-11-24 23:59:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_107 [2023-11-24 23:59:46,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_107 [2023-11-24 23:59:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:59:46,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:59:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:59:46,905 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:59:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-24 23:59:46,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-24 23:59:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-24 23:59:46,905 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-24 23:59:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-24 23:59:46,906 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-24 23:59:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-24 23:59:46,906 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-24 23:59:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:59:46,906 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:59:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-24 23:59:46,907 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-24 23:59:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-24 23:59:46,907 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-24 23:59:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-24 23:59:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-24 23:59:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-24 23:59:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-24 23:59:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-24 23:59:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-24 23:59:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2023-11-24 23:59:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2023-11-24 23:59:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:59:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:59:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-24 23:59:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-24 23:59:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-24 23:59:46,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-24 23:59:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-24 23:59:46,910 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-24 23:59:46,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:59:46,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:59:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:59:46,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:59:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:59:46,911 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:59:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-24 23:59:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-24 23:59:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:59:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:59:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-24 23:59:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-24 23:59:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:59:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:59:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:59:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:59:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-24 23:59:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-24 23:59:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:59:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:59:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2023-11-24 23:59:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2023-11-24 23:59:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:59:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:59:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:59:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-24 23:59:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-24 23:59:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-24 23:59:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-24 23:59:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:59:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:59:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_118 [2023-11-24 23:59:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_118 [2023-11-24 23:59:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:59:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:59:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2023-11-24 23:59:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2023-11-24 23:59:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:59:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-24 23:59:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-24 23:59:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-24 23:59:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-24 23:59:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-24 23:59:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-24 23:59:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:59:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:59:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-24 23:59:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-24 23:59:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:59:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:59:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:59:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2023-11-24 23:59:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2023-11-24 23:59:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:59:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:59:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:59:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-24 23:59:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-24 23:59:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-24 23:59:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-24 23:59:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:59:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:59:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:59:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:59:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:59:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:59:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:59:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:59:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:59:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:59:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-24 23:59:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-24 23:59:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-24 23:59:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-24 23:59:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132 [2023-11-24 23:59:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132 [2023-11-24 23:59:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-24 23:59:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-24 23:59:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:59:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:59:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-24 23:59:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-24 23:59:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:59:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:59:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-24 23:59:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-24 23:59:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:59:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-24 23:59:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-24 23:59:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-24 23:59:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-24 23:59:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:59:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:59:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:59:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:59:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:59:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-24 23:59:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-24 23:59:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:59:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:59:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-24 23:59:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-24 23:59:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:59:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:59:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:59:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:59:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-24 23:59:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-24 23:59:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-24 23:59:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-24 23:59:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-24 23:59:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-24 23:59:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-24 23:59:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-24 23:59:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-24 23:59:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-24 23:59:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-24 23:59:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-24 23:59:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-24 23:59:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-24 23:59:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:59:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:59:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-24 23:59:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-24 23:59:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:59:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:59:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-24 23:59:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-24 23:59:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-24 23:59:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-24 23:59:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:59:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:59:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-24 23:59:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-24 23:59:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-24 23:59:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-24 23:59:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-24 23:59:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-24 23:59:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-24 23:59:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-24 23:59:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-24 23:59:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-24 23:59:46,937 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-24 23:59:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-24 23:59:46,937 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-24 23:59:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-24 23:59:46,937 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-24 23:59:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-24 23:59:46,938 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-24 23:59:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-24 23:59:46,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:46,938 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-24 23:59:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-24 23:59:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:59:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:59:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:59:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:59:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:59:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:59:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-24 23:59:46,940 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-24 23:59:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:59:46,940 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:59:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:59:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:59:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-24 23:59:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-24 23:59:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:59:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:59:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-24 23:59:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-24 23:59:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:59:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2023-11-24 23:59:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2023-11-24 23:59:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-24 23:59:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-24 23:59:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:59:46,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:59:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:59:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-24 23:59:46,943 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-24 23:59:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-24 23:59:46,943 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-24 23:59:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:59:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:59:46,944 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:59:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:59:46,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:59:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure rx_oom_timer [2023-11-24 23:59:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_oom_timer [2023-11-24 23:59:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-24 23:59:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-24 23:59:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:59:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:59:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:59:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:59:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:59:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:59:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-24 23:59:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-24 23:59:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-24 23:59:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-24 23:59:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-24 23:59:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-24 23:59:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-24 23:59:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-24 23:59:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-24 23:59:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-24 23:59:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-24 23:59:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-24 23:59:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2023-11-24 23:59:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2023-11-24 23:59:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:59:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:59:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:59:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:59:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-24 23:59:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-24 23:59:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133 [2023-11-24 23:59:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133 [2023-11-24 23:59:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:59:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:59:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-24 23:59:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-24 23:59:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_timer [2023-11-24 23:59:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_timer [2023-11-24 23:59:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:59:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-24 23:59:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-24 23:59:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-24 23:59:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-24 23:59:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-24 23:59:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-24 23:59:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-24 23:59:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-24 23:59:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:59:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:59:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-24 23:59:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-24 23:59:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-24 23:59:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-24 23:59:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2023-11-24 23:59:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2023-11-24 23:59:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-24 23:59:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-24 23:59:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-24 23:59:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-24 23:59:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-24 23:59:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-24 23:59:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-24 23:59:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-24 23:59:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-24 23:59:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-24 23:59:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:59:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:59:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-24 23:59:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-24 23:59:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-24 23:59:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-24 23:59:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:59:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:59:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-24 23:59:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-24 23:59:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:59:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:59:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2023-11-24 23:59:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2023-11-24 23:59:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2023-11-24 23:59:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2023-11-24 23:59:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:59:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:59:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:59:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:59:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:59:48,590 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:48,596 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:50,970 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:59:58,866 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:00:04,310 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:00:04,310 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-25 00:00:04,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:04 BoogieIcfgContainer [2023-11-25 00:00:04,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:00:04,317 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:00:04,318 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:00:04,321 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:00:04,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:39" (1/3) ... [2023-11-25 00:00:04,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579456bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:04, skipping insertion in model container [2023-11-25 00:00:04,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:45" (2/3) ... [2023-11-25 00:00:04,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579456bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:04, skipping insertion in model container [2023-11-25 00:00:04,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:04" (3/3) ... [2023-11-25 00:00:04,327 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-25 00:00:04,350 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:00:04,367 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:00:04,490 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:00:04,498 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;@45edd29c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:00:04,498 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:00:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand has 2409 states, 1401 states have (on average 1.3019271948608138) internal successors, (1824), 1484 states have internal predecessors, (1824), 851 states have call successors, (851), 156 states have call predecessors, (851), 155 states have return successors, (844), 826 states have call predecessors, (844), 844 states have call successors, (844) [2023-11-25 00:00:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-25 00:00:04,565 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:04,566 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:00:04,567 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:04,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:04,576 INFO L85 PathProgramCache]: Analyzing trace with hash -784266579, now seen corresponding path program 1 times [2023-11-25 00:00:04,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:00:04,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057450852] [2023-11-25 00:00:04,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:04,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:00:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:14,808 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-25 00:00:14,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:00:14,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057450852] [2023-11-25 00:00:14,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057450852] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:14,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:00:14,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-25 00:00:14,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308013155] [2023-11-25 00:00:14,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:14,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:00:14,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:00:14,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:00:14,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-25 00:00:14,869 INFO L87 Difference]: Start difference. First operand has 2409 states, 1401 states have (on average 1.3019271948608138) internal successors, (1824), 1484 states have internal predecessors, (1824), 851 states have call successors, (851), 156 states have call predecessors, (851), 155 states have return successors, (844), 826 states have call predecessors, (844), 844 states have call successors, (844) Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-25 00:00:18,330 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 []