./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire --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 ee9ed3068f3b87df6cf8a5420a13d45365c61647fcde61bb8adac513f0f70bd0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:00,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:00,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:31:00,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:00,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:00,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:00,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:00,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:00,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:00,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:00,253 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:00,254 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:00,255 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:00,255 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:31:00,256 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:00,256 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:00,257 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:31:00,257 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:31:00,258 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:00,258 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:31:00,259 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:31:00,260 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:31:00,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:00,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:00,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:31:00,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:00,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:00,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:00,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:00,275 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:00,276 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:00,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:00,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:00,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:00,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:00,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:00,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:00,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:00,279 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:31:00,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:31:00,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:00,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:00,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:00,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:00,280 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_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee9ed3068f3b87df6cf8a5420a13d45365c61647fcde61bb8adac513f0f70bd0 [2023-11-23 21:31:00,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:00,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:00,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:00,578 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:00,578 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:00,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-23 21:31:03,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:04,503 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:04,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-23 21:31:04,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/data/f1f2cb058/dda91ef2870f4fedada4341372b4fd3a/FLAGa87970d19 [2023-11-23 21:31:04,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/data/f1f2cb058/dda91ef2870f4fedada4341372b4fd3a [2023-11-23 21:31:04,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:04,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:04,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:04,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:04,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:04,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:04" (1/1) ... [2023-11-23 21:31:04,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e990f40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:04, skipping insertion in model container [2023-11-23 21:31:04,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:04" (1/1) ... [2023-11-23 21:31:04,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:09,787 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_566ded13-8922-4876-85cb-10fb65a57b3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[464872,464885] [2023-11-23 21:31:09,792 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_566ded13-8922-4876-85cb-10fb65a57b3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[465017,465030] [2023-11-23 21:31:09,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:09,934 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:10,081 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"); [5372] [2023-11-23 21:31:10,084 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)); [5379] [2023-11-23 21:31:10,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5386] [2023-11-23 21:31:10,087 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/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5431-5432] [2023-11-23 21:31:10,088 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"); [5437-5439] [2023-11-23 21:31:10,089 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/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5464-5465] [2023-11-23 21:31:10,089 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"); [5470-5472] [2023-11-23 21:31:10,090 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/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5496-5497] [2023-11-23 21:31:10,090 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"); [5502-5504] [2023-11-23 21:31:10,103 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)); [5771-5772] [2023-11-23 21:31:10,107 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)); [5805-5806] [2023-11-23 21:31:10,108 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)); [5842-5843] [2023-11-23 21:31:10,109 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)); [5879-5880] [2023-11-23 21:31:10,427 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)); [11531-11532] [2023-11-23 21:31:10,646 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_566ded13-8922-4876-85cb-10fb65a57b3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[464872,464885] [2023-11-23 21:31:10,647 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_566ded13-8922-4876-85cb-10fb65a57b3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[465017,465030] [2023-11-23 21:31:10,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:11,118 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:31:11,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11 WrapperNode [2023-11-23 21:31:11,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:11,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:11,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:31:11,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:31:11,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:11,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:11,639 INFO L138 Inliner]: procedures = 567, calls = 4578, calls flagged for inlining = 273, calls inlined = 252, statements flattened = 10209 [2023-11-23 21:31:11,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:11,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:31:11,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:31:11,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:31:11,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:11,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:11,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:11,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:12,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:12,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:12,223 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:12,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:12,348 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:31:12,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:31:12,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:31:12,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:31:12,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (1/1) ... [2023-11-23 21:31:12,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:12,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:12,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:31:12,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_566ded13-8922-4876-85cb-10fb65a57b3b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:31:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 21:31:12,438 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 21:31:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:31:12,439 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:31:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-23 21:31:12,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-23 21:31:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-23 21:31:12,440 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-23 21:31:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-23 21:31:12,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-23 21:31:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:31:12,440 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:31:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2023-11-23 21:31:12,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2023-11-23 21:31:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:31:12,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:31:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:31:12,442 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:31:12,442 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-23 21:31:12,442 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-23 21:31:12,442 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-23 21:31:12,442 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-23 21:31:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-23 21:31:12,443 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-23 21:31:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-23 21:31:12,443 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-23 21:31:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:31:12,444 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:31:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-23 21:31:12,444 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-23 21:31:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-23 21:31:12,445 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-23 21:31:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-23 21:31:12,445 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-23 21:31:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-23 21:31:12,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-23 21:31:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:31:12,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:31:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 21:31:12,446 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 21:31:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-23 21:31:12,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-23 21:31:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-23 21:31:12,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-23 21:31:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-23 21:31:12,447 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-23 21:31:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:31:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:31:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:31:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:31:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:31:12,448 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:31:12,449 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 21:31:12,449 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 21:31:12,449 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:31:12,449 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:31:12,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-23 21:31:12,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-23 21:31:12,450 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:31:12,450 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:31:12,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:31:12,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:31:12,450 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-23 21:31:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-23 21:31:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 21:31:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 21:31:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:31:12,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:31:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:31:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-23 21:31:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-23 21:31:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-23 21:31:12,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-23 21:31:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:31:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:31:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_118 [2023-11-23 21:31:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_118 [2023-11-23 21:31:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:31:12,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:31:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2023-11-23 21:31:12,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2023-11-23 21:31:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:31:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-23 21:31:12,454 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-23 21:31:12,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-23 21:31:12,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-23 21:31:12,455 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-23 21:31:12,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-23 21:31:12,455 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:31:12,455 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:31:12,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:31:12,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:31:12,456 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 21:31:12,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 21:31:12,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:31:12,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2023-11-23 21:31:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2023-11-23 21:31:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:31:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:31:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:31:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-23 21:31:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-23 21:31:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-23 21:31:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-23 21:31:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:31:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:31:12,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:31:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:31:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:31:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:31:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:31:12,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:31:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:31:12,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:31:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:31:12,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:31:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-23 21:31:12,460 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-23 21:31:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132 [2023-11-23 21:31:12,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132 [2023-11-23 21:31:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-23 21:31:12,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-23 21:31:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:31:12,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:31:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-23 21:31:12,462 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-23 21:31:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:31:12,462 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:31:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-23 21:31:12,462 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-23 21:31:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:31:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:31:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:31:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-23 21:31:12,463 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-23 21:31:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:31:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:31:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:31:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:31:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-23 21:31:12,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-23 21:31:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:31:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:31:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:31:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:31:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:31:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:31:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:31:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:31:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-23 21:31:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-23 21:31:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:31:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:31:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-23 21:31:12,466 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-23 21:31:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:31:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:31:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:31:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:31:12,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:31:12,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:31:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-23 21:31:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-23 21:31:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:31:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:31:12,468 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-23 21:31:12,468 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-23 21:31:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-23 21:31:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-23 21:31:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:31:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-23 21:31:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-23 21:31:12,469 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-23 21:31:12,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-23 21:31:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vortex_cleanup_16_2 [2023-11-23 21:31:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:31:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:31:12,470 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-23 21:31:12,470 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-23 21:31:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:31:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:31:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:31:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:31:12,471 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-23 21:31:12,471 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-23 21:31:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:31:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:31:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-23 21:31:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-23 21:31:12,472 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-23 21:31:12,472 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-23 21:31:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-23 21:31:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-23 21:31:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-23 21:31:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-23 21:31:12,473 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-23 21:31:12,473 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-23 21:31:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-23 21:31:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-23 21:31:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-23 21:31:12,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-23 21:31:12,474 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-23 21:31:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-23 21:31:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:31:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:31:12,475 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-23 21:31:12,475 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-23 21:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:31:12,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:31:12,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:31:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-23 21:31:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-23 21:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:31:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:31:12,477 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:31:12,477 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:31:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-23 21:31:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-23 21:31:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:31:12,478 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:31:12,478 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-23 21:31:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-23 21:31:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:31:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2023-11-23 21:31:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2023-11-23 21:31:12,479 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-23 21:31:12,479 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-23 21:31:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:31:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:31:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:31:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-23 21:31:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-23 21:31:12,480 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-23 21:31:12,480 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-23 21:31:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:31:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:31:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:31:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:31:12,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-23 21:31:12,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-23 21:31:12,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-23 21:31:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:31:12,482 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:31:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:31:12,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:31:12,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:31:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:31:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-23 21:31:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-23 21:31:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-23 21:31:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-23 21:31:12,483 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-23 21:31:12,483 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-23 21:31:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-23 21:31:12,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-23 21:31:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:31:12,484 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:31:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-23 21:31:12,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-23 21:31:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2023-11-23 21:31:12,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2023-11-23 21:31:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:31:12,485 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:31:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:31:12,485 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:31:12,485 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-23 21:31:12,486 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-23 21:31:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133 [2023-11-23 21:31:12,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133 [2023-11-23 21:31:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:31:12,486 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:31:12,486 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-23 21:31:12,486 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-23 21:31:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:31:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-23 21:31:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-23 21:31:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-23 21:31:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-23 21:31:12,487 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-23 21:31:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-23 21:31:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-23 21:31:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-23 21:31:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:31:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:31:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-23 21:31:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-23 21:31:12,488 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-23 21:31:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-23 21:31:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:31:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-23 21:31:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-23 21:31:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-23 21:31:12,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-23 21:31:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-23 21:31:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-23 21:31:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-23 21:31:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-23 21:31:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-23 21:31:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:31:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:31:12,490 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-23 21:31:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-23 21:31:12,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 21:31:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 21:31:12,495 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:31:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:31:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-23 21:31:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-23 21:31:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:31:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:31:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2023-11-23 21:31:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2023-11-23 21:31:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2023-11-23 21:31:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2023-11-23 21:31:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:31:12,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:31:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:31:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:31:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:31:13,928 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:31:13,939 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:15,694 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:31:24,435 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:31:24,737 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:31:30,892 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:31:30,892 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 21:31:30,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:30 BoogieIcfgContainer [2023-11-23 21:31:30,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:31:30,900 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:31:30,900 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:31:30,905 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:31:30,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:04" (1/3) ... [2023-11-23 21:31:30,906 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467065c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:30, skipping insertion in model container [2023-11-23 21:31:30,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:11" (2/3) ... [2023-11-23 21:31:30,907 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467065c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:30, skipping insertion in model container [2023-11-23 21:31:30,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:30" (3/3) ... [2023-11-23 21:31:30,909 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-23 21:31:30,934 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:31:30,934 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:31:31,070 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:31:31,079 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;@43ab5a63, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:31:31,079 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:31:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand has 2564 states, 1517 states have (on average 1.3355306526038233) internal successors, (2026), 1586 states have internal predecessors, (2026), 894 states have call successors, (894), 153 states have call predecessors, (894), 152 states have return successors, (885), 870 states have call predecessors, (885), 885 states have call successors, (885) [2023-11-23 21:31:31,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 21:31:31,160 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:31,162 INFO L195 NwaCegarLoop]: trace histogram [19, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:31:31,162 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:31,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:31,168 INFO L85 PathProgramCache]: Analyzing trace with hash 741824805, now seen corresponding path program 1 times [2023-11-23 21:31:31,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:31:31,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460979231] [2023-11-23 21:31:31,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:31,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:31:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2023-11-23 21:31:33,033 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:31:33,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460979231] [2023-11-23 21:31:33,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460979231] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:33,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:33,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:31:33,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917117257] [2023-11-23 21:31:33,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:33,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:31:33,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:31:33,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:31:33,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:31:33,103 INFO L87 Difference]: Start difference. First operand has 2564 states, 1517 states have (on average 1.3355306526038233) internal successors, (2026), 1586 states have internal predecessors, (2026), 894 states have call successors, (894), 153 states have call predecessors, (894), 152 states have return successors, (885), 870 states have call predecessors, (885), 885 states have call successors, (885) Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-23 21:31:37,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:40,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:40,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:31:40,951 INFO L93 Difference]: Finished difference Result 7512 states and 11244 transitions. [2023-11-23 21:31:40,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:31:40,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 222 [2023-11-23 21:31:40,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:31:41,070 INFO L225 Difference]: With dead ends: 7512 [2023-11-23 21:31:41,071 INFO L226 Difference]: Without dead ends: 4880 [2023-11-23 21:31:41,341 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 [2023-11-23 21:31:41,347 INFO L413 NwaCegarLoop]: 3346 mSDtfsCounter, 3588 mSDsluCounter, 3282 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3588 SdHoareTripleChecker+Valid, 6628 SdHoareTripleChecker+Invalid, 1029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:31:41,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3588 Valid, 6628 Invalid, 1029 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2023-11-23 21:31:41,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2023-11-23 21:31:41,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 4877. [2023-11-23 21:31:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4877 states, 2920 states have (on average 1.329109589041096) internal successors, (3881), 3054 states have internal predecessors, (3881), 1659 states have call successors, (1659), 297 states have call predecessors, (1659), 297 states have return successors, (1659), 1628 states have call predecessors, (1659), 1659 states have call successors, (1659) [2023-11-23 21:31:42,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 4877 states and 7199 transitions. [2023-11-23 21:31:42,019 INFO L78 Accepts]: Start accepts. Automaton has 4877 states and 7199 transitions. Word has length 222 [2023-11-23 21:31:42,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:31:42,027 INFO L495 AbstractCegarLoop]: Abstraction has 4877 states and 7199 transitions. [2023-11-23 21:31:42,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-23 21:31:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 4877 states and 7199 transitions. [2023-11-23 21:31:42,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-23 21:31:42,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:42,046 INFO L195 NwaCegarLoop]: trace histogram [19, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:31:42,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:31:42,047 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:42,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:42,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1566250079, now seen corresponding path program 1 times [2023-11-23 21:31:42,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:31:42,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305369604] [2023-11-23 21:31:42,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:42,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:31:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:43,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2023-11-23 21:31:43,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:31:43,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305369604] [2023-11-23 21:31:43,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305369604] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:43,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:43,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:31:43,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828401821] [2023-11-23 21:31:43,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:43,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:31:43,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:31:43,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:31:43,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:31:43,153 INFO L87 Difference]: Start difference. First operand 4877 states and 7199 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23)