./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eab80ceb86efdfc32d49c68260053532d6436b6332c39b2787aa0c8e4e87ea2b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:02,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:02,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-25 00:01:02,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:02,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:02,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:02,641 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:02,642 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:02,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:02,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:02,644 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:02,644 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:02,645 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:02,646 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:01:02,646 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:02,647 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:02,647 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:01:02,648 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:01:02,649 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:02,649 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:01:02,650 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:01:02,651 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:01:02,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:02,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:02,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:01:02,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:02,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:02,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:02,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:02,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:02,656 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:02,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:02,657 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:02,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:02,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:02,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:02,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:02,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:02,659 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:01:02,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:01:02,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:02,662 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:02,662 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:02,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:02,663 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab80ceb86efdfc32d49c68260053532d6436b6332c39b2787aa0c8e4e87ea2b [2023-11-25 00:01:02,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:02,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:02,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:02,943 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:02,945 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:02,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-25 00:01:06,022 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:06,803 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:06,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-25 00:01:06,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/data/ac9c056f8/729a70cbbc23497982d952a525e4e630/FLAG30a418ee5 [2023-11-25 00:01:06,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/data/ac9c056f8/729a70cbbc23497982d952a525e4e630 [2023-11-25 00:01:06,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:06,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:06,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:06,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:06,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:06,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:06" (1/1) ... [2023-11-25 00:01:06,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233c6ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:06, skipping insertion in model container [2023-11-25 00:01:06,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:06" (1/1) ... [2023-11-25 00:01:07,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:11,247 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425209,425222] [2023-11-25 00:01:11,252 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425356,425369] [2023-11-25 00:01:11,258 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425495,425508] [2023-11-25 00:01:11,258 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425653,425666] [2023-11-25 00:01:11,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:11,398 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:11,583 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"); [6152] [2023-11-25 00:01:11,586 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)); [6159] [2023-11-25 00:01:11,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6166] [2023-11-25 00:01:11,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/8d0c6a3/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6215-6216] [2023-11-25 00:01:11,590 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"); [6221-6223] [2023-11-25 00:01:11,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6265] [2023-11-25 00:01:11,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6268] [2023-11-25 00:01:11,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [6270] [2023-11-25 00:01:11,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6275] [2023-11-25 00:01:11,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6278] [2023-11-25 00:01:11,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6280] [2023-11-25 00:01:11,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6285] [2023-11-25 00:01:11,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6288] [2023-11-25 00:01:11,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [6290] [2023-11-25 00:01:11,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6295] [2023-11-25 00:01:11,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6298] [2023-11-25 00:01:11,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [6300] [2023-11-25 00:01:11,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6338] [2023-11-25 00:01:11,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6341] [2023-11-25 00:01:11,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6343] [2023-11-25 00:01:11,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6348] [2023-11-25 00:01:11,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6351] [2023-11-25 00:01:11,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6353] [2023-11-25 00:01:11,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6358] [2023-11-25 00:01:11,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6361] [2023-11-25 00:01:11,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6363] [2023-11-25 00:01:11,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6368] [2023-11-25 00:01:11,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6371] [2023-11-25 00:01:11,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6373] [2023-11-25 00:01:11,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6449] [2023-11-25 00:01:11,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6458] [2023-11-25 00:01:11,608 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6616] [2023-11-25 00:01:11,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6624] [2023-11-25 00:01:11,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6632] [2023-11-25 00:01:11,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6639] [2023-11-25 00:01:11,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6646] [2023-11-25 00:01:11,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6653] [2023-11-25 00:01:11,618 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)); [6795-6796] [2023-11-25 00:01:11,620 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)); [6829-6830] [2023-11-25 00:01:11,622 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)); [6870-6871] [2023-11-25 00:01:11,624 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)); [6899-6900] [2023-11-25 00:01:11,625 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)); [6936-6937] [2023-11-25 00:01:11,639 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)); [7308-7309] [2023-11-25 00:01:11,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7315] [2023-11-25 00:01:11,781 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9594] [2023-11-25 00:01:11,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10401] [2023-11-25 00:01:12,015 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425209,425222] [2023-11-25 00:01:12,016 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425356,425369] [2023-11-25 00:01:12,016 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425495,425508] [2023-11-25 00:01:12,017 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_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i[425653,425666] [2023-11-25 00:01:12,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:12,349 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-25 00:01:12,356 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:12,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12 WrapperNode [2023-11-25 00:01:12,358 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:12,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:12,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:12,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:12,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:12,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,106 INFO L138 Inliner]: procedures = 501, calls = 3616, calls flagged for inlining = 312, calls inlined = 289, statements flattened = 10182 [2023-11-25 00:01:13,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:13,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:13,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:13,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:13,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,739 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,770 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:13,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:13,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:13,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:13,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (1/1) ... [2023-11-25 00:01:13,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:13,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:13,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:13,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44ace021-f4e0-43fe-a7a5-12f4e9b3e1f5/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-25 00:01:13,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-25 00:01:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-25 00:01:13,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-25 00:01:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-25 00:01:13,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-25 00:01:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-25 00:01:13,942 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-25 00:01:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-25 00:01:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-25 00:01:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-25 00:01:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-25 00:01:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-25 00:01:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-25 00:01:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-25 00:01:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-25 00:01:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_resume [2023-11-25 00:01:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_resume [2023-11-25 00:01:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_print_link_status [2023-11-25 00:01:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_print_link_status [2023-11-25 00:01:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_registers [2023-11-25 00:01:13,946 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_registers [2023-11-25 00:01:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-25 00:01:13,946 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-25 00:01:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_write [2023-11-25 00:01:13,947 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_write [2023-11-25 00:01:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-25 00:01:13,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-25 00:01:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-25 00:01:13,948 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-25 00:01:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-25 00:01:13,948 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-25 00:01:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-25 00:01:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-25 00:01:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_remove [2023-11-25 00:01:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_remove [2023-11-25 00:01:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-25 00:01:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-25 00:01:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-25 00:01:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-25 00:01:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure enable_flow_control_ability [2023-11-25 00:01:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_flow_control_ability [2023-11-25 00:01:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:01:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-25 00:01:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-25 00:01:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure set_pending_timer_val [2023-11-25 00:01:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pending_timer_val [2023-11-25 00:01:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-25 00:01:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-25 00:01:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-25 00:01:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-25 00:01:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-25 00:01:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-25 00:01:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-25 00:01:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_up [2023-11-25 00:01:13,953 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_up [2023-11-25 00:01:13,953 INFO L130 BoogieDeclarations]: Found specification of procedure mac_wol_reset [2023-11-25 00:01:13,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_wol_reset [2023-11-25 00:01:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-25 00:01:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_ethtool_down [2023-11-25 00:01:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_ethtool_down [2023-11-25 00:01:13,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-25 00:01:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-25 00:01:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_vlan_cam_mask [2023-11-25 00:01:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_vlan_cam_mask [2023-11-25 00:01:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:01:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-25 00:01:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-25 00:01:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-25 00:01:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-25 00:01:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-25 00:01:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-25 00:01:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-25 00:01:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-25 00:01:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-25 00:01:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-25 00:01:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_opt_media_mode [2023-11-25 00:01:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_opt_media_mode [2023-11-25 00:01:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_tx_srv [2023-11-25 00:01:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_tx_srv [2023-11-25 00:01:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-25 00:01:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-25 00:01:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-25 00:01:13,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-25 00:01:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-25 00:01:13,962 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-25 00:01:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_rx_refill [2023-11-25 00:01:13,962 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_rx_refill [2023-11-25 00:01:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure mii_set_auto_on [2023-11-25 00:01:13,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_set_auto_on [2023-11-25 00:01:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-25 00:01:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_save_context [2023-11-25 00:01:13,963 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_save_context [2023-11-25 00:01:13,964 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-25 00:01:13,965 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-25 00:01:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:13,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-25 00:01:13,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-25 00:01:13,969 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-25 00:01:13,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-25 00:01:13,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:01:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-25 00:01:13,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-25 00:01:13,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-25 00:01:13,977 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-25 00:01:13,978 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-25 00:01:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-25 00:01:13,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-25 00:01:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_update_hw_mibs [2023-11-25 00:01:13,978 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_update_hw_mibs [2023-11-25 00:01:13,978 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_shutdown [2023-11-25 00:01:13,979 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_shutdown [2023-11-25 00:01:13,979 INFO L130 BoogieDeclarations]: Found specification of procedure setup_queue_timers [2023-11-25 00:01:13,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_queue_timers [2023-11-25 00:01:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-25 00:01:13,980 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-25 00:01:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-25 00:01:13,980 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-25 00:01:13,980 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rd_ring [2023-11-25 00:01:13,980 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rd_ring [2023-11-25 00:01:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-25 00:01:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-25 00:01:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-25 00:01:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-25 00:01:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_dma_rings [2023-11-25 00:01:13,981 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_dma_rings [2023-11-25 00:01:13,981 INFO L130 BoogieDeclarations]: Found specification of procedure safe_disable_mii_autopoll [2023-11-25 00:01:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_disable_mii_autopoll [2023-11-25 00:01:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-25 00:01:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-25 00:01:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure get_pending_timer_val [2023-11-25 00:01:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pending_timer_val [2023-11-25 00:01:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_unregister_notifier [2023-11-25 00:01:13,982 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_unregister_notifier [2023-11-25 00:01:13,982 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-25 00:01:13,983 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-25 00:01:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-25 00:01:13,983 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-25 00:01:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-25 00:01:13,983 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-25 00:01:13,983 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-25 00:01:13,983 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-25 00:01:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:13,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_media_mode [2023-11-25 00:01:13,984 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_media_mode [2023-11-25 00:01:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_cam_filter [2023-11-25 00:01:13,984 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_cam_filter [2023-11-25 00:01:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-25 00:01:13,984 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_probe [2023-11-25 00:01:13,985 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_probe [2023-11-25 00:01:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-25 00:01:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-25 00:01:13,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-25 00:01:13,985 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_pci_remove [2023-11-25 00:01:13,986 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_pci_remove [2023-11-25 00:01:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-25 00:01:13,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-25 00:01:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-25 00:01:13,986 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-25 00:01:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rings [2023-11-25 00:01:13,986 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rings [2023-11-25 00:01:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-25 00:01:13,987 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-25 00:01:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mii_autopoll [2023-11-25 00:01:13,987 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mii_autopoll [2023-11-25 00:01:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-25 00:01:13,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-25 00:01:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-25 00:01:13,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-25 00:01:13,988 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-25 00:01:13,988 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-25 00:01:13,988 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-25 00:01:13,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-25 00:01:13,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-25 00:01:13,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-25 00:01:13,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-25 00:01:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-25 00:01:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-25 00:01:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-25 00:01:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-25 00:01:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-25 00:01:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-25 00:01:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-25 00:01:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:01:13,990 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_int_opt [2023-11-25 00:01:13,990 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_int_opt [2023-11-25 00:01:13,990 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-25 00:01:13,990 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-25 00:01:13,990 INFO L130 BoogieDeclarations]: Found specification of procedure mac_set_cam_mask [2023-11-25 00:01:13,990 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_set_cam_mask [2023-11-25 00:01:13,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-11-25 00:01:13,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-11-25 00:01:13,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:01:13,991 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_suspend [2023-11-25 00:01:13,991 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_suspend [2023-11-25 00:01:13,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-25 00:01:13,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-25 00:01:13,991 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_ip [2023-11-25 00:01:13,991 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_ip [2023-11-25 00:01:13,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-25 00:01:13,992 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_get_link [2023-11-25 00:01:13,992 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_get_link [2023-11-25 00:01:13,992 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-25 00:01:13,992 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-25 00:01:13,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-25 00:01:13,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-25 00:01:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-25 00:01:13,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-25 00:01:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-25 00:01:13,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-25 00:01:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure setup_adaptive_interrupts [2023-11-25 00:01:13,993 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_adaptive_interrupts [2023-11-25 00:01:13,993 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-25 00:01:13,994 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-25 00:01:13,994 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-25 00:01:13,994 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-25 00:01:13,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-25 00:01:13,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-25 00:01:13,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-25 00:01:13,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-25 00:01:13,995 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_power_state [2023-11-25 00:01:13,999 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_power_state [2023-11-25 00:01:14,000 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_close [2023-11-25 00:01:14,000 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_close [2023-11-25 00:01:14,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-25 00:01:14,000 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-25 00:01:14,000 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_bool_opt [2023-11-25 00:01:14,000 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_bool_opt [2023-11-25 00:01:14,001 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-25 00:01:14,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-25 00:01:14,002 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-25 00:01:14,003 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-25 00:01:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-25 00:01:14,003 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-25 00:01:14,003 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-25 00:01:14,003 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-25 00:01:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:01:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_free_rings [2023-11-25 00:01:14,004 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_free_rings [2023-11-25 00:01:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_intr [2023-11-25 00:01:14,004 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_intr [2023-11-25 00:01:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-25 00:01:14,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-25 00:01:14,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-25 00:01:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-25 00:01:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-25 00:01:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-25 00:01:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_remove [2023-11-25 00:01:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_remove [2023-11-25 00:01:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure check_connection_type [2023-11-25 00:01:14,005 INFO L138 BoogieDeclarations]: Found implementation of procedure check_connection_type [2023-11-25 00:01:14,005 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-25 00:01:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-25 00:01:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_init_rx_ring_indexes [2023-11-25 00:01:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_init_rx_ring_indexes [2023-11-25 00:01:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_mii_read [2023-11-25 00:01:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_mii_read [2023-11-25 00:01:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_open [2023-11-25 00:01:14,006 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_open [2023-11-25 00:01:14,006 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_give_many_rx_descs [2023-11-25 00:01:14,007 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_give_many_rx_descs [2023-11-25 00:01:14,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-25 00:01:14,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-25 00:01:14,007 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_set_multi [2023-11-25 00:01:14,007 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_set_multi [2023-11-25 00:01:14,007 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-25 00:01:14,007 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-25 00:01:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_platform_probe [2023-11-25 00:01:14,008 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_platform_probe [2023-11-25 00:01:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-25 00:01:14,008 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-25 00:01:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:01:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-25 00:01:14,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-25 00:01:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure velocity_poll_controller [2023-11-25 00:01:14,009 INFO L138 BoogieDeclarations]: Found implementation of procedure velocity_poll_controller [2023-11-25 00:01:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-11-25 00:01:14,009 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-11-25 00:01:15,305 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:15,310 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:22,665 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-25 00:01:38,528 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:45,069 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:45,070 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-25 00:01:45,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:45 BoogieIcfgContainer [2023-11-25 00:01:45,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:45,077 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:45,077 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:45,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:45,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:06" (1/3) ... [2023-11-25 00:01:45,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@408ff672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:45, skipping insertion in model container [2023-11-25 00:01:45,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:12" (2/3) ... [2023-11-25 00:01:45,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@408ff672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:45, skipping insertion in model container [2023-11-25 00:01:45,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:45" (3/3) ... [2023-11-25 00:01:45,084 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-net-ethernet-via-via-velocity.cil.i [2023-11-25 00:01:45,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:45,106 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-25 00:01:45,222 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:45,229 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;@34698cb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:45,229 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-25 00:01:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 2281 states, 1316 states have (on average 1.2826747720364742) internal successors, (1688), 1387 states have internal predecessors, (1688), 834 states have call successors, (834), 131 states have call predecessors, (834), 130 states have return successors, (827), 807 states have call predecessors, (827), 827 states have call successors, (827) [2023-11-25 00:01:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-25 00:01:45,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:45,260 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:45,261 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:45,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:45,267 INFO L85 PathProgramCache]: Analyzing trace with hash -764432670, now seen corresponding path program 1 times [2023-11-25 00:01:45,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:45,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044383235] [2023-11-25 00:01:45,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:45,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms