./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2 --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 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:27:40,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:27:40,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:27:40,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:27:40,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:27:40,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:27:40,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:27:40,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:27:40,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:27:40,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:27:40,523 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:27:40,524 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:27:40,524 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:27:40,525 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:27:40,527 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:27:40,528 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:27:40,528 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:27:40,528 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:27:40,529 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:27:40,529 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:27:40,530 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:27:40,534 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:27:40,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:27:40,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:27:40,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:27:40,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:27:40,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:27:40,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:27:40,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:27:40,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:27:40,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:27:40,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:27:40,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:27:40,540 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:27:40,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:27:40,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:40,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:27:40,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:27:40,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:27:40,542 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:27:40,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:27:40,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:27:40,543 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:27:40,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:27:40,544 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_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 [2024-11-02 12:27:40,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:27:40,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:27:40,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:27:40,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:27:40,900 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:27:40,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i Unable to find full path for "g++" [2024-11-02 12:27:43,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:27:43,923 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:27:43,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2024-11-02 12:27:43,987 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/data/f028be5e9/18f6b1ad7d724ade96f67f95b2414458/FLAGf00aaab91 [2024-11-02 12:27:44,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/data/f028be5e9/18f6b1ad7d724ade96f67f95b2414458 [2024-11-02 12:27:44,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:27:44,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:27:44,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:44,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:27:44,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:27:44,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:44" (1/1) ... [2024-11-02 12:27:44,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3686469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:44, skipping insertion in model container [2024-11-02 12:27:44,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:44" (1/1) ... [2024-11-02 12:27:44,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:27:48,391 WARN L251 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_50b40bc8-aea6-4bb7-983f-ca36140a9770/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2024-11-02 12:27:48,397 WARN L251 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_50b40bc8-aea6-4bb7-983f-ca36140a9770/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2024-11-02 12:27:48,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:48,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:27:48,739 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"); [6123] [2024-11-02 12:27:48,741 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)); [6130] [2024-11-02 12:27:48,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6137] [2024-11-02 12:27:48,746 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)); [6177-6178] [2024-11-02 12:27:48,747 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"); [6183-6185] [2024-11-02 12:27:48,748 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)); [6210-6211] [2024-11-02 12:27:48,748 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"); [6216-6218] [2024-11-02 12:27:48,749 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)); [6242-6243] [2024-11-02 12:27:48,751 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"); [6248-6250] [2024-11-02 12:27:48,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6341] [2024-11-02 12:27:48,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6348] [2024-11-02 12:27:48,765 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)); [6524-6525] [2024-11-02 12:27:48,770 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)); [6558-6559] [2024-11-02 12:27:48,772 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" (79), "i" (12UL)); [6599-6600] [2024-11-02 12:27:48,774 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" (91), "i" (12UL)); [6628-6629] [2024-11-02 12:27:48,776 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" (103), "i" (12UL)); [6665-6666] [2024-11-02 12:27:48,792 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [6970-6971] [2024-11-02 12:27:48,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6977] [2024-11-02 12:27:48,882 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/tehuti/tehuti.c"), "i" (897), "i" (12UL)); [8494-8495] [2024-11-02 12:27:48,883 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/tehuti/tehuti.c"), "i" (904), "i" (12UL)); [8518-8519] [2024-11-02 12:27:48,884 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/tehuti/tehuti.c"), "i" (911), "i" (12UL)); [8542-8543] [2024-11-02 12:27:48,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (918), "i" (12UL)); [8566-8567] [2024-11-02 12:27:48,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (919), "i" (12UL)); [8577-8578] [2024-11-02 12:27:48,889 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/tehuti/tehuti.c"), "i" (958), "i" (12UL)); [8639-8640] [2024-11-02 12:27:48,890 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/tehuti/tehuti.c"), "i" (964), "i" (12UL)); [8659-8660] [2024-11-02 12:27:48,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (964), "i" (12UL)); [8669-8670] [2024-11-02 12:27:48,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (975), "i" (12UL)); [8695-8696] [2024-11-02 12:27:48,910 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/tehuti/tehuti.c"), "i" (1243), "i" (12UL)); [8989-8990] [2024-11-02 12:27:48,916 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/tehuti/tehuti.c"), "i" (1398), "i" (12UL)); [9120-9121] [2024-11-02 12:27:48,917 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/tehuti/tehuti.c"), "i" (1401), "i" (12UL)); [9136-9137] [2024-11-02 12:27:48,918 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/tehuti/tehuti.c"), "i" (1404), "i" (12UL)); [9149-9150] [2024-11-02 12:27:48,919 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/tehuti/tehuti.c"), "i" (1404), "i" (12UL)); [9159-9160] [2024-11-02 12:27:48,921 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/tehuti/tehuti.c"), "i" (1417), "i" (12UL)); [9186-9187] [2024-11-02 12:27:48,922 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/tehuti/tehuti.c"), "i" (1428), "i" (12UL)); [9208-9209] [2024-11-02 12:27:48,925 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/tehuti/tehuti.c"), "i" (1468), "i" (12UL)); [9248-9249] [2024-11-02 12:27:48,935 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/tehuti/tehuti.c"), "i" (1641), "i" (12UL)); [9473-9474] [2024-11-02 12:27:48,938 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/tehuti/tehuti.c"), "i" (1679), "i" (12UL)); [9521-9522] [2024-11-02 12:27:48,939 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/tehuti/tehuti.c"), "i" (1683), "i" (12UL)); [9540-9541] [2024-11-02 12:27:48,941 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/tehuti/tehuti.c"), "i" (1686), "i" (12UL)); [9552-9553] [2024-11-02 12:27:48,942 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/tehuti/tehuti.c"), "i" (1686), "i" (12UL)); [9563-9564] [2024-11-02 12:27:48,947 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/tehuti/tehuti.c"), "i" (1740), "i" (12UL)); [9629-9630] [2024-11-02 12:27:48,948 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/tehuti/tehuti.c"), "i" (1748), "i" (12UL)); [9644-9645] [2024-11-02 12:27:48,952 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/tehuti/tehuti.c"), "i" (1750), "i" (12UL)); [9656-9657] [2024-11-02 12:27:48,953 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/tehuti/tehuti.c"), "i" (1763), "i" (12UL)); [9685-9686] [2024-11-02 12:27:48,955 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/tehuti/tehuti.c"), "i" (1770), "i" (12UL)); [9699-9700] [2024-11-02 12:27:48,957 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/tehuti/tehuti.c"), "i" (1770), "i" (12UL)); [9710-9711] [2024-11-02 12:27:49,218 WARN L251 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_50b40bc8-aea6-4bb7-983f-ca36140a9770/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2024-11-02 12:27:49,219 WARN L251 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_50b40bc8-aea6-4bb7-983f-ca36140a9770/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2024-11-02 12:27:49,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:49,521 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:27:49,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49 WrapperNode [2024-11-02 12:27:49,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:49,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:49,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:27:49,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:27:49,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,921 INFO L138 Inliner]: procedures = 489, calls = 2923, calls flagged for inlining = 233, calls inlined = 187, statements flattened = 5536 [2024-11-02 12:27:49,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:49,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:27:49,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:27:49,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:27:49,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:49,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:50,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:50,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:50,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:50,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:50,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:27:50,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:27:50,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:27:50,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:27:50,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (1/1) ... [2024-11-02 12:27:50,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:50,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:50,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:27:50,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50b40bc8-aea6-4bb7-983f-ca36140a9770/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:27:50,327 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-02 12:27:50,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-02 12:27:50,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-02 12:27:50,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-02 12:27:50,328 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-02 12:27:50,328 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-02 12:27:50,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-02 12:27:50,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-02 12:27:50,329 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_open [2024-11-02 12:27:50,329 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_open [2024-11-02 12:27:50,329 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-02 12:27:50,329 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-02 12:27:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-02 12:27:50,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-02 12:27:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-02 12:27:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-02 12:27:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-02 12:27:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-02 12:27:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-02 12:27:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-02 12:27:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-02 12:27:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-02 12:27:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-02 12:27:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-02 12:27:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-02 12:27:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-02 12:27:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_wptr [2024-11-02 12:27:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_wptr [2024-11-02 12:27:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-02 12:27:50,333 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-02 12:27:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-02 12:27:50,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-02 12:27:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-02 12:27:50,333 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-02 12:27:50,333 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-02 12:27:50,333 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-02 12:27:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-02 12:27:50,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-02 12:27:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-02 12:27:50,336 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-02 12:27:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-02 12:27:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-02 12:27:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:27:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-02 12:27:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-02 12:27:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-02 12:27:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-02 12:27:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2024-11-02 12:27:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2024-11-02 12:27:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-02 12:27:50,338 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-02 12:27:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-02 12:27:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-02 12:27:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-02 12:27:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:27:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-02 12:27:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-02 12:27:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_tx_db_ptr_next [2024-11-02 12:27:50,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_tx_db_ptr_next [2024-11-02 12:27:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:27:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-02 12:27:50,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-02 12:27:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-02 12:27:50,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-02 12:27:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-02 12:27:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-02 12:27:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_close [2024-11-02 12:27:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_close [2024-11-02 12:27:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-02 12:27:50,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-02 12:27:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-02 12:27:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-02 12:27:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2024-11-02 12:27:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2024-11-02 12:27:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-02 12:27:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-02 12:27:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-02 12:27:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-02 12:27:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-02 12:27:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-02 12:27:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:27:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-02 12:27:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-02 12:27:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_restore_mac [2024-11-02 12:27:50,346 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_restore_mac [2024-11-02 12:27:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:27:50,346 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rx_alloc_skbs [2024-11-02 12:27:50,347 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rx_alloc_skbs [2024-11-02 12:27:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-02 12:27:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-02 12:27:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-02 12:27:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-02 12:27:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:27:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:27:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:27:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-02 12:27:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-02 12:27:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-02 12:27:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-02 12:27:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-02 12:27:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-02 12:27:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-02 12:27:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-02 12:27:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-02 12:27:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-02 12:27:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-02 12:27:50,352 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-02 12:27:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-02 12:27:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-02 12:27:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_available [2024-11-02 12:27:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_available [2024-11-02 12:27:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-02 12:27:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-02 12:27:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-02 12:27:50,353 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-02 12:27:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-02 12:27:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-02 12:27:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_addr_elem [2024-11-02 12:27:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_addr_elem [2024-11-02 12:27:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-02 12:27:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-02 12:27:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:27:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:27:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-02 12:27:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:27:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-02 12:27:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-02 12:27:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_rptr [2024-11-02 12:27:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_rptr [2024-11-02 12:27:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-02 12:27:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-02 12:27:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-02 12:27:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-02 12:27:50,357 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_vlan_rx_vid [2024-11-02 12:27:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_vlan_rx_vid [2024-11-02 12:27:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-02 12:27:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-02 12:27:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_free [2024-11-02 12:27:50,358 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_free [2024-11-02 12:27:50,358 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_remove [2024-11-02 12:27:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_remove [2024-11-02 12:27:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-02 12:27:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-02 12:27:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-02 12:27:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-02 12:27:50,359 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-02 12:27:50,359 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-02 12:27:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-02 12:27:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-02 12:27:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:27:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-02 12:27:50,360 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-02 12:27:50,360 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-02 12:27:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-02 12:27:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:27:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-02 12:27:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-02 12:27:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-02 12:27:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-02 12:27:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-02 12:27:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-02 12:27:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_reset [2024-11-02 12:27:50,362 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_reset [2024-11-02 12:27:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-02 12:27:50,363 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-02 12:27:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-02 12:27:50,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-02 12:27:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_alloc_elem [2024-11-02 12:27:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_alloc_elem [2024-11-02 12:27:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_range_check [2024-11-02 12:27:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_range_check [2024-11-02 12:27:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-02 12:27:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-02 12:27:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-02 12:27:50,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-02 12:27:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-02 12:27:50,365 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-02 12:27:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_init [2024-11-02 12:27:50,365 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_init [2024-11-02 12:27:50,365 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-02 12:27:50,366 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-02 12:27:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_link_changed [2024-11-02 12:27:50,366 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_link_changed [2024-11-02 12:27:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:27:50,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-02 12:27:50,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-02 12:27:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-02 12:27:50,367 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-02 12:27:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_setmulti [2024-11-02 12:27:50,367 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_setmulti [2024-11-02 12:27:50,367 INFO L130 BoogieDeclarations]: Found specification of procedure print_rxfd [2024-11-02 12:27:50,367 INFO L138 BoogieDeclarations]: Found implementation of procedure print_rxfd [2024-11-02 12:27:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-02 12:27:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-02 12:27:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-02 12:27:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-02 12:27:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-02 12:27:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-02 12:27:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:27:50,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-02 12:27:50,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-02 12:27:51,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:27:51,410 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:27:51,592 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-02 12:28:02,100 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-02 12:28:03,197 INFO L? ?]: Removed 2222 outVars from TransFormulas that were not future-live. [2024-11-02 12:28:03,198 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:28:05,435 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:28:05,435 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:28:05,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:05 BoogieIcfgContainer [2024-11-02 12:28:05,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:28:05,437 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:28:05,438 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:28:05,441 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:28:05,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:27:44" (1/3) ... [2024-11-02 12:28:05,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af9817d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:05, skipping insertion in model container [2024-11-02 12:28:05,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:49" (2/3) ... [2024-11-02 12:28:05,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af9817d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:05, skipping insertion in model container [2024-11-02 12:28:05,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:05" (3/3) ... [2024-11-02 12:28:05,443 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2024-11-02 12:28:05,462 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:28:05,463 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-02 12:28:05,589 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:28:05,596 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7850b38e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:28:05,597 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-02 12:28:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 1325 states, 781 states have (on average 1.2586427656850192) internal successors, (983), 802 states have internal predecessors, (983), 451 states have call successors, (451), 93 states have call predecessors, (451), 92 states have return successors, (446), 443 states have call predecessors, (446), 446 states have call successors, (446) [2024-11-02 12:28:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-02 12:28:05,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:05,641 INFO L215 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:28:05,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:05,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:05,646 INFO L85 PathProgramCache]: Analyzing trace with hash 404420325, now seen corresponding path program 1 times [2024-11-02 12:28:05,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:28:05,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254777555] [2024-11-02 12:28:05,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:05,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:28:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-02 12:28:11,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:28:11,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254777555] [2024-11-02 12:28:11,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254777555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:28:11,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:28:11,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:28:11,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845003457] [2024-11-02 12:28:11,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:28:11,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:28:11,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:28:11,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:28:11,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:28:11,916 INFO L87 Difference]: Start difference. First operand has 1325 states, 781 states have (on average 1.2586427656850192) internal successors, (983), 802 states have internal predecessors, (983), 451 states have call successors, (451), 93 states have call predecessors, (451), 92 states have return successors, (446), 443 states have call predecessors, (446), 446 states have call successors, (446) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9)