./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX --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 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:47:02,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:47:02,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:47:02,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:47:02,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:47:02,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:47:02,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:47:02,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:47:02,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:47:02,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:47:02,354 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:47:02,355 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:47:02,355 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:47:02,356 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:47:02,357 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:47:02,357 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:47:02,358 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:47:02,358 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:47:02,358 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:47:02,359 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:47:02,360 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:47:02,360 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:47:02,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:47:02,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:47:02,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:47:02,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:47:02,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:47:02,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:47:02,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:47:02,364 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:47:02,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:47:02,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:47:02,366 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:47:02,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:02,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:47:02,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:47:02,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:47:02,368 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:47:02,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:47:02,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:47:02,369 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:47:02,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:47:02,370 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_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c [2023-11-12 00:47:02,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:47:02,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:47:02,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:47:02,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:47:02,706 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:47:02,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2023-11-12 00:47:05,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:47:06,677 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:47:06,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2023-11-12 00:47:06,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/data/bcf478b32/bf847ca7706f4e84856c56722bf518ce/FLAGbe6ebfc17 [2023-11-12 00:47:06,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/data/bcf478b32/bf847ca7706f4e84856c56722bf518ce [2023-11-12 00:47:06,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:47:06,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:47:06,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:06,771 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:47:06,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:47:06,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:06" (1/1) ... [2023-11-12 00:47:06,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5233c5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:06, skipping insertion in model container [2023-11-12 00:47:06,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:06" (1/1) ... [2023-11-12 00:47:06,988 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:47:10,745 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_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2023-11-12 00:47:10,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:10,913 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:47:11,072 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"); [6540] [2023-11-12 00:47:11,074 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)); [6547] [2023-11-12 00:47:11,074 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6555-6556] [2023-11-12 00:47:11,079 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; incl %0": "+m" (v->counter)); [6699] [2023-11-12 00:47:11,079 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; decl %0": "+m" (v->counter)); [6706] [2023-11-12 00:47:11,080 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6714-6715] [2023-11-12 00:47:11,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6726] [2023-11-12 00:47:11,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6729] [2023-11-12 00:47:11,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6732] [2023-11-12 00:47:11,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6735] [2023-11-12 00:47:11,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6822] [2023-11-12 00:47:11,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6830] [2023-11-12 00:47:11,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6837] [2023-11-12 00:47:11,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6844] [2023-11-12 00:47:11,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6851] [2023-11-12 00:47:11,159 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)); [7086-7087] [2023-11-12 00:47:11,162 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)); [7115-7116] [2023-11-12 00:47:11,166 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" (84), "i" (12UL)); [7149-7150] [2023-11-12 00:47:11,167 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" (96), "i" (12UL)); [7173-7174] [2023-11-12 00:47:11,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [7309] [2023-11-12 00:47:11,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [7317-7318] [2023-11-12 00:47:11,184 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" (507), "i" (12UL)); [7648-7649] [2023-11-12 00:47:11,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7654] [2023-11-12 00:47:11,322 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10498/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c"), "i" (1803), "i" (12UL)); [9892-9893] [2023-11-12 00:47:11,326 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9952] [2023-11-12 00:47:11,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [12313] [2023-11-12 00:47:11,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [12328] [2023-11-12 00:47:11,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12561] [2023-11-12 00:47:11,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12571] [2023-11-12 00:47:11,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12594] [2023-11-12 00:47:11,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12604] [2023-11-12 00:47:11,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12860] [2023-11-12 00:47:11,544 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10498/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/atheros/atl1e/atl1e_param.c"), "i" (163), "i" (12UL)); [14020-14021] [2023-11-12 00:47:11,557 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_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2023-11-12 00:47:11,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:11,862 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:47:11,870 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:47:11,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11 WrapperNode [2023-11-12 00:47:11,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:11,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:11,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:47:11,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:47:11,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,348 INFO L138 Inliner]: procedures = 464, calls = 3213, calls flagged for inlining = 208, calls inlined = 193, statements flattened = 8788 [2023-11-12 00:47:12,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:12,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:47:12,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:47:12,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:47:12,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:47:12,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:47:12,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:47:12,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:47:12,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (1/1) ... [2023-11-12 00:47:12,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:12,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:47:12,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:47:12,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:47:12,963 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 00:47:12,964 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 00:47:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 00:47:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 00:47:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2023-11-12 00:47:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2023-11-12 00:47:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:47:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:47:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2023-11-12 00:47:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2023-11-12 00:47:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-12 00:47:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-12 00:47:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:47:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:47:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-12 00:47:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-12 00:47:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:47:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:47:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2023-11-12 00:47:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2023-11-12 00:47:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-12 00:47:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-12 00:47:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_error_detected [2023-11-12 00:47:12,968 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_error_detected [2023-11-12 00:47:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_change_mtu [2023-11-12 00:47:12,968 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_change_mtu [2023-11-12 00:47:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-12 00:47:12,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-12 00:47:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-12 00:47:12,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-12 00:47:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:47:12,970 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:47:12,971 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-12 00:47:12,971 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-12 00:47:12,971 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 00:47:12,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 00:47:12,971 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:47:12,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:47:12,971 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2023-11-12 00:47:12,972 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2023-11-12 00:47:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2023-11-12 00:47:12,972 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2023-11-12 00:47:12,972 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-12 00:47:12,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-12 00:47:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:47:12,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:47:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2023-11-12 00:47:12,973 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2023-11-12 00:47:12,973 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 00:47:12,974 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 00:47:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 00:47:12,974 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 00:47:12,974 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:47:12,974 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:47:12,975 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:47:12,975 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:47:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2023-11-12 00:47:12,976 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2023-11-12 00:47:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:47:12,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:47:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-12 00:47:12,976 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-12 00:47:12,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:47:12,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-11-12 00:47:12,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-11-12 00:47:12,977 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2023-11-12 00:47:12,977 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2023-11-12 00:47:12,977 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-12 00:47:12,977 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-12 00:47:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2023-11-12 00:47:12,978 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2023-11-12 00:47:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-12 00:47:12,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-12 00:47:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:47:12,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:47:12,978 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 00:47:12,979 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 00:47:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:47:12,979 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:47:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:47:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2023-11-12 00:47:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2023-11-12 00:47:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:47:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:47:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:47:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:47:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2023-11-12 00:47:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2023-11-12 00:47:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:47:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_task [2023-11-12 00:47:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_task [2023-11-12 00:47:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:47:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:47:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:47:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-12 00:47:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-12 00:47:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:47:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:47:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-12 00:47:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-12 00:47:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2023-11-12 00:47:12,984 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2023-11-12 00:47:12,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 00:47:12,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 00:47:12,985 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2023-11-12 00:47:12,985 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2023-11-12 00:47:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:47:12,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:47:12,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:47:12,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:47:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2023-11-12 00:47:12,987 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2023-11-12 00:47:12,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 00:47:12,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 00:47:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:47:12,989 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2023-11-12 00:47:12,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2023-11-12 00:47:12,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:47:12,993 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-12 00:47:12,993 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-12 00:47:12,993 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_fix_features [2023-11-12 00:47:12,993 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_fix_features [2023-11-12 00:47:12,994 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:47:12,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:47:12,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:47:13,001 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:47:13,001 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-12 00:47:13,001 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-12 00:47:13,001 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2023-11-12 00:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2023-11-12 00:47:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-11-12 00:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-11-12 00:47:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2023-11-12 00:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2023-11-12 00:47:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-12 00:47:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-12 00:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-12 00:47:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-12 00:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:47:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2023-11-12 00:47:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2023-11-12 00:47:13,004 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_stats [2023-11-12 00:47:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_stats [2023-11-12 00:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-12 00:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-12 00:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-12 00:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-12 00:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 00:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 00:47:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2023-11-12 00:47:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2023-11-12 00:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-12 00:47:13,006 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-12 00:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-12 00:47:13,006 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-12 00:47:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:47:13,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-12 00:47:13,007 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-12 00:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-12 00:47:13,007 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-12 00:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:47:13,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-12 00:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-12 00:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 00:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 00:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-12 00:47:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-12 00:47:13,008 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2023-11-12 00:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2023-11-12 00:47:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-11-12 00:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-11-12 00:47:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:47:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:47:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-12 00:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-12 00:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-12 00:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-12 00:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_mac_addr [2023-11-12 00:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_mac_addr [2023-11-12 00:47:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 00:47:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 00:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2023-11-12 00:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2023-11-12 00:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2023-11-12 00:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2023-11-12 00:47:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:47:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:47:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-12 00:47:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-12 00:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2023-11-12 00:47:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2023-11-12 00:47:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:47:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-12 00:47:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-12 00:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 00:47:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 00:47:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2023-11-12 00:47:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2023-11-12 00:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2023-11-12 00:47:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2023-11-12 00:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2023-11-12 00:47:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2023-11-12 00:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-12 00:47:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-12 00:47:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-12 00:47:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-12 00:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2023-11-12 00:47:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2023-11-12 00:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-12 00:47:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-12 00:47:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 00:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 00:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2023-11-12 00:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2023-11-12 00:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-12 00:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-12 00:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:47:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:47:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-12 00:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-12 00:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-12 00:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-12 00:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-12 00:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-12 00:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:47:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:47:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-12 00:47:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-12 00:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_ioctl [2023-11-12 00:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_ioctl [2023-11-12 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_link_chg_task [2023-11-12 00:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_link_chg_task [2023-11-12 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2023-11-12 00:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2023-11-12 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2023-11-12 00:47:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2023-11-12 00:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2023-11-12 00:47:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2023-11-12 00:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:47:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-12 00:47:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-12 00:47:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 00:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 00:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2023-11-12 00:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2023-11-12 00:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-12 00:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-12 00:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2023-11-12 00:47:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2023-11-12 00:47:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_slot_reset [2023-11-12 00:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_slot_reset [2023-11-12 00:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2023-11-12 00:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2023-11-12 00:47:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:47:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2023-11-12 00:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2023-11-12 00:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2023-11-12 00:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2023-11-12 00:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 00:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 00:47:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 00:47:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 00:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 00:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 00:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_features [2023-11-12 00:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_features [2023-11-12 00:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 00:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 00:47:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2023-11-12 00:47:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2023-11-12 00:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-12 00:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-12 00:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2023-11-12 00:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2023-11-12 00:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_6 [2023-11-12 00:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_6 [2023-11-12 00:47:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-12 00:47:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-12 00:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-12 00:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-12 00:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2023-11-12 00:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2023-11-12 00:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 00:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 00:47:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:47:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2023-11-12 00:47:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2023-11-12 00:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-12 00:47:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-12 00:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:47:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:47:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-12 00:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-12 00:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-12 00:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-12 00:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2023-11-12 00:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2023-11-12 00:47:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2023-11-12 00:47:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2023-11-12 00:47:14,166 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:47:14,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:47:14,622 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:47:27,303 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:47:33,467 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:47:33,468 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:47:33,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:33 BoogieIcfgContainer [2023-11-12 00:47:33,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:47:33,481 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:47:33,481 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:47:33,486 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:47:33,486 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:47:06" (1/3) ... [2023-11-12 00:47:33,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e20ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:33, skipping insertion in model container [2023-11-12 00:47:33,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:11" (2/3) ... [2023-11-12 00:47:33,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e20ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:33, skipping insertion in model container [2023-11-12 00:47:33,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:33" (3/3) ... [2023-11-12 00:47:33,491 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2023-11-12 00:47:33,517 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:47:33,518 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:47:33,660 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:47:33,669 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;@62552387, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:47:33,670 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:47:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand has 2325 states, 1413 states have (on average 1.3149327671620665) internal successors, (1858), 1460 states have internal predecessors, (1858), 758 states have call successors, (758), 153 states have call predecessors, (758), 152 states have return successors, (747), 737 states have call predecessors, (747), 747 states have call successors, (747) [2023-11-12 00:47:33,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-12 00:47:33,736 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:33,737 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:33,738 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:33,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:33,746 INFO L85 PathProgramCache]: Analyzing trace with hash 233723637, now seen corresponding path program 1 times [2023-11-12 00:47:33,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:47:33,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939911889] [2023-11-12 00:47:33,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:33,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:47:34,463 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:47:34,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1619228164] [2023-11-12 00:47:34,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:34,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:47:34,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:47:34,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:47:34,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:47:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:36,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 3172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:47:36,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:47:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-12 00:47:36,466 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:47:36,466 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:47:36,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939911889] [2023-11-12 00:47:36,467 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 00:47:36,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619228164] [2023-11-12 00:47:36,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619228164] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:47:36,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:47:36,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:47:36,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818764725] [2023-11-12 00:47:36,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:47:36,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:47:36,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:47:36,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:47:36,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:36,514 INFO L87 Difference]: Start difference. First operand has 2325 states, 1413 states have (on average 1.3149327671620665) internal successors, (1858), 1460 states have internal predecessors, (1858), 758 states have call successors, (758), 153 states have call predecessors, (758), 152 states have return successors, (747), 737 states have call predecessors, (747), 747 states have call successors, (747) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-12 00:47:40,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:44,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:46,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:49,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:51,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:53,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:47:53,174 INFO L93 Difference]: Finished difference Result 6382 states and 9249 transitions. [2023-11-12 00:47:53,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:47:53,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 135 [2023-11-12 00:47:53,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:47:53,252 INFO L225 Difference]: With dead ends: 6382 [2023-11-12 00:47:53,253 INFO L226 Difference]: Without dead ends: 4043 [2023-11-12 00:47:53,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:53,285 INFO L413 NwaCegarLoop]: 2988 mSDtfsCounter, 2551 mSDsluCounter, 2871 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 40 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2551 SdHoareTripleChecker+Valid, 5859 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:47:53,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2551 Valid, 5859 Invalid, 841 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [40 Valid, 796 Invalid, 5 Unknown, 0 Unchecked, 16.2s Time] [2023-11-12 00:47:53,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4043 states. [2023-11-12 00:47:53,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4043 to 4010. [2023-11-12 00:47:53,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 2470 states have (on average 1.3036437246963564) internal successors, (3220), 2535 states have internal predecessors, (3220), 1273 states have call successors, (1273), 268 states have call predecessors, (1273), 266 states have return successors, (1272), 1246 states have call predecessors, (1272), 1272 states have call successors, (1272) [2023-11-12 00:47:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 5765 transitions. [2023-11-12 00:47:53,667 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 5765 transitions. Word has length 135 [2023-11-12 00:47:53,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:47:53,668 INFO L495 AbstractCegarLoop]: Abstraction has 4010 states and 5765 transitions. [2023-11-12 00:47:53,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-12 00:47:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 5765 transitions. [2023-11-12 00:47:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-12 00:47:53,691 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:53,692 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:53,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbae0ed-8bcb-4a01-96e3-6beb70c8f8df/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0