./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 527bcce2 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_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.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_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:02:07,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:02:07,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 21:02:07,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:02:07,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:02:07,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:02:07,806 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:02:07,806 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:02:07,807 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:02:07,808 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:02:07,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:02:07,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:02:07,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:02:07,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:02:07,811 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:02:07,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:02:07,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:02:07,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:02:07,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:02:07,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:02:07,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:02:07,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:02:07,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:02:07,817 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:02:07,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:02:07,818 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:02:07,818 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:02:07,819 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:02:07,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:02:07,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:02:07,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:02:07,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:02:07,822 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:02:07,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:02:07,823 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:02:07,823 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:02:07,824 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:02:07,824 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:02:07,825 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:02:07,825 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c [2023-11-21 21:02:08,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:02:08,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:02:08,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:02:08,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:02:08,109 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:02:08,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/../../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 [2023-11-21 21:02:11,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:02:12,098 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:02:12,099 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/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 [2023-11-21 21:02:12,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/data/dd1602686/3504e2b8488642a8af0aa1394b7543f8/FLAG7103161d0 [2023-11-21 21:02:12,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/data/dd1602686/3504e2b8488642a8af0aa1394b7543f8 [2023-11-21 21:02:12,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:02:12,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:02:12,184 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:12,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:02:12,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:02:12,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:12" (1/1) ... [2023-11-21 21:02:12,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e93345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:12, skipping insertion in model container [2023-11-21 21:02:12,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:12" (1/1) ... [2023-11-21 21:02:12,411 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:02:16,679 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_34ab70e9-41d6-47ee-b01d-45da6f29f15f/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] [2023-11-21 21:02:16,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:16,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:02:17,065 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] [2023-11-21 21:02:17,067 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] [2023-11-21 21:02:17,068 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] [2023-11-21 21:02:17,073 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] [2023-11-21 21:02:17,073 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] [2023-11-21 21:02:17,074 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6714-6715] [2023-11-21 21:02:17,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6726] [2023-11-21 21:02:17,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6729] [2023-11-21 21:02:17,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6732] [2023-11-21 21:02:17,076 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6735] [2023-11-21 21:02:17,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6822] [2023-11-21 21:02:17,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6830] [2023-11-21 21:02:17,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6837] [2023-11-21 21:02:17,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6844] [2023-11-21 21:02:17,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6851] [2023-11-21 21:02:17,101 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] [2023-11-21 21:02:17,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7115-7116] [2023-11-21 21:02:17,105 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] [2023-11-21 21:02:17,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [7173-7174] [2023-11-21 21:02:17,113 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] [2023-11-21 21:02:17,114 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] [2023-11-21 21:02:17,127 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] [2023-11-21 21:02:17,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7654] [2023-11-21 21:02:17,268 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] [2023-11-21 21:02:17,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9952] [2023-11-21 21:02:17,453 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [12313] [2023-11-21 21:02:17,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [12328] [2023-11-21 21:02:17,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12561] [2023-11-21 21:02:17,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12571] [2023-11-21 21:02:17,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12594] [2023-11-21 21:02:17,464 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12604] [2023-11-21 21:02:17,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12860] [2023-11-21 21:02:17,542 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] [2023-11-21 21:02:17,556 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_34ab70e9-41d6-47ee-b01d-45da6f29f15f/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] [2023-11-21 21:02:17,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:17,858 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:17,866 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:02:17,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17 WrapperNode [2023-11-21 21:02:17,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:17,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:17,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:02:17,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:02:17,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:18,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:18,365 INFO L138 Inliner]: procedures = 464, calls = 3213, calls flagged for inlining = 208, calls inlined = 193, statements flattened = 8788 [2023-11-21 21:02:18,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:18,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:02:18,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:02:18,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:02:18,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:18,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:18,462 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:20,665 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memcpy is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:02:20,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:20,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:20,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:20,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:21,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:21,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:21,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:02:21,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:02:21,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:02:21,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:02:21,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (1/1) ... [2023-11-21 21:02:21,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:02:21,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:21,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:21,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:02:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-21 21:02:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-21 21:02:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-21 21:02:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-21 21:02:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2023-11-21 21:02:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2023-11-21 21:02:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 21:02:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 21:02:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2023-11-21 21:02:21,255 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2023-11-21 21:02:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-21 21:02:21,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-21 21:02:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-21 21:02:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-21 21:02:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 21:02:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 21:02:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 21:02:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 21:02:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2023-11-21 21:02:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2023-11-21 21:02:21,257 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-11-21 21:02:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-11-21 21:02:21,257 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_error_detected [2023-11-21 21:02:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_error_detected [2023-11-21 21:02:21,258 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_change_mtu [2023-11-21 21:02:21,258 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_change_mtu [2023-11-21 21:02:21,258 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-21 21:02:21,258 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-21 21:02:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-21 21:02:21,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-21 21:02:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 21:02:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 21:02:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-21 21:02:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-21 21:02:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-21 21:02:21,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-21 21:02:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 21:02:21,262 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 21:02:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2023-11-21 21:02:21,262 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2023-11-21 21:02:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2023-11-21 21:02:21,263 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2023-11-21 21:02:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-21 21:02:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-21 21:02:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 21:02:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 21:02:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2023-11-21 21:02:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2023-11-21 21:02:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 21:02:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 21:02:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-21 21:02:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-21 21:02:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 21:02:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 21:02:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 21:02:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 21:02:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2023-11-21 21:02:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2023-11-21 21:02:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-21 21:02:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-21 21:02:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-21 21:02:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-21 21:02:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:02:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2023-11-21 21:02:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2023-11-21 21:02:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2023-11-21 21:02:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2023-11-21 21:02:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-21 21:02:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-21 21:02:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2023-11-21 21:02:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2023-11-21 21:02:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-21 21:02:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-21 21:02:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 21:02:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 21:02:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-21 21:02:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-21 21:02:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 21:02:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 21:02:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 21:02:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2023-11-21 21:02:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2023-11-21 21:02:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 21:02:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 21:02:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 21:02:21,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 21:02:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2023-11-21 21:02:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2023-11-21 21:02:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 21:02:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_task [2023-11-21 21:02:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_task [2023-11-21 21:02:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:02:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 21:02:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 21:02:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-21 21:02:21,276 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-21 21:02:21,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 21:02:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 21:02:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-21 21:02:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-21 21:02:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2023-11-21 21:02:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2023-11-21 21:02:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 21:02:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 21:02:21,278 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2023-11-21 21:02:21,278 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2023-11-21 21:02:21,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 21:02:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 21:02:21,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 21:02:21,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 21:02:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2023-11-21 21:02:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2023-11-21 21:02:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 21:02:21,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 21:02:21,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:02:21,282 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2023-11-21 21:02:21,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2023-11-21 21:02:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:02:21,286 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-21 21:02:21,287 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-21 21:02:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_fix_features [2023-11-21 21:02:21,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_fix_features [2023-11-21 21:02:21,288 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 21:02:21,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 21:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:02:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 21:02:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-21 21:02:21,296 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-21 21:02:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2023-11-21 21:02:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2023-11-21 21:02:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-11-21 21:02:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-11-21 21:02:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2023-11-21 21:02:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2023-11-21 21:02:21,297 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-21 21:02:21,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-21 21:02:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-21 21:02:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-21 21:02:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 21:02:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 21:02:21,298 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2023-11-21 21:02:21,298 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2023-11-21 21:02:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_stats [2023-11-21 21:02:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_stats [2023-11-21 21:02:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-21 21:02:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-21 21:02:21,299 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-21 21:02:21,299 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-21 21:02:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 21:02:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 21:02:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2023-11-21 21:02:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2023-11-21 21:02:21,300 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-21 21:02:21,300 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-21 21:02:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-11-21 21:02:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-11-21 21:02:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:02:21,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:02:21,301 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-21 21:02:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-21 21:02:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 21:02:21,302 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 21:02:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 21:02:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:02:21,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 21:02:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 21:02:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-21 21:02:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-21 21:02:21,303 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-21 21:02:21,303 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-21 21:02:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-21 21:02:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-21 21:02:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2023-11-21 21:02:21,304 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2023-11-21 21:02:21,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2023-11-21 21:02:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2023-11-21 21:02:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 21:02:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 21:02:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-21 21:02:21,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-21 21:02:21,305 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-21 21:02:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-21 21:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-21 21:02:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-21 21:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_mac_addr [2023-11-21 21:02:21,306 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_mac_addr [2023-11-21 21:02:21,306 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-21 21:02:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-21 21:02:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 21:02:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 21:02:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2023-11-21 21:02:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2023-11-21 21:02:21,307 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2023-11-21 21:02:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2023-11-21 21:02:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:02:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:02:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 21:02:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 21:02:21,308 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-21 21:02:21,308 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-21 21:02:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2023-11-21 21:02:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2023-11-21 21:02:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 21:02:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 21:02:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 21:02:21,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-21 21:02:21,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-21 21:02:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-21 21:02:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-21 21:02:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2023-11-21 21:02:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2023-11-21 21:02:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:02:21,310 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2023-11-21 21:02:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2023-11-21 21:02:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2023-11-21 21:02:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2023-11-21 21:02:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 21:02:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 21:02:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-11-21 21:02:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-11-21 21:02:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2023-11-21 21:02:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2023-11-21 21:02:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:02:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-21 21:02:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-21 21:02:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 21:02:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 21:02:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2023-11-21 21:02:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2023-11-21 21:02:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-21 21:02:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-21 21:02:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 21:02:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 21:02:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-21 21:02:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-21 21:02:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-21 21:02:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-21 21:02:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-21 21:02:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-21 21:02:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 21:02:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 21:02:21,315 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-21 21:02:21,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-21 21:02:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 21:02:21,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 21:02:21,320 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_ioctl [2023-11-21 21:02:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_ioctl [2023-11-21 21:02:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_link_chg_task [2023-11-21 21:02:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_link_chg_task [2023-11-21 21:02:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2023-11-21 21:02:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2023-11-21 21:02:21,321 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2023-11-21 21:02:21,321 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2023-11-21 21:02:21,322 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2023-11-21 21:02:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2023-11-21 21:02:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 21:02:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 21:02:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-21 21:02:21,324 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-21 21:02:21,324 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 21:02:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 21:02:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2023-11-21 21:02:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2023-11-21 21:02:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-21 21:02:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-21 21:02:21,325 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2023-11-21 21:02:21,325 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2023-11-21 21:02:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 21:02:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 21:02:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:02:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_slot_reset [2023-11-21 21:02:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_slot_reset [2023-11-21 21:02:21,326 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2023-11-21 21:02:21,326 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2023-11-21 21:02:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 21:02:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 21:02:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2023-11-21 21:02:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2023-11-21 21:02:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2023-11-21 21:02:21,327 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2023-11-21 21:02:21,327 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-21 21:02:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-21 21:02:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 21:02:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 21:02:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-21 21:02:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-21 21:02:21,328 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_features [2023-11-21 21:02:21,328 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_features [2023-11-21 21:02:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-21 21:02:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-21 21:02:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2023-11-21 21:02:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2023-11-21 21:02:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 21:02:21,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 21:02:21,329 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2023-11-21 21:02:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2023-11-21 21:02:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_6 [2023-11-21 21:02:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_6 [2023-11-21 21:02:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-21 21:02:21,330 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-21 21:02:21,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-21 21:02:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-21 21:02:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2023-11-21 21:02:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2023-11-21 21:02:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-21 21:02:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-21 21:02:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 21:02:21,331 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 21:02:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2023-11-21 21:02:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2023-11-21 21:02:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-11-21 21:02:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-11-21 21:02:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 21:02:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 21:02:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-21 21:02:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-21 21:02:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:02:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-21 21:02:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-21 21:02:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2023-11-21 21:02:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2023-11-21 21:02:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2023-11-21 21:02:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2023-11-21 21:02:22,416 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:02:22,420 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:02:22,981 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 21:02:36,178 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:02:46,616 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:02:46,616 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 21:02:46,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:46 BoogieIcfgContainer [2023-11-21 21:02:46,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:02:46,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:02:46,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:02:46,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:02:46,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:02:12" (1/3) ... [2023-11-21 21:02:46,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f151144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:02:46, skipping insertion in model container [2023-11-21 21:02:46,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:17" (2/3) ... [2023-11-21 21:02:46,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f151144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:02:46, skipping insertion in model container [2023-11-21 21:02:46,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:46" (3/3) ... [2023-11-21 21:02:46,632 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 [2023-11-21 21:02:46,660 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:02:46,660 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:02:46,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:02:46,810 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=PETRI_NET, 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;@13234dde, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:02:46,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:02:46,831 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) [2023-11-21 21:02:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-21 21:02:46,917 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:02:46,919 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] [2023-11-21 21:02:46,919 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:02:46,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:46,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1895483124, now seen corresponding path program 1 times [2023-11-21 21:02:46,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:46,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142507782] [2023-11-21 21:02:46,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:46,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:47,702 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:47,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1719427534] [2023-11-21 21:02:47,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:47,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:47,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:47,706 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:47,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34ab70e9-41d6-47ee-b01d-45da6f29f15f/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 21:02:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:02:49,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 3172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 21:02:49,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 21:02:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 21:02:49,938 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 21:02:49,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:02:49,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142507782] [2023-11-21 21:02:49,939 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 21:02:49,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719427534] [2023-11-21 21:02:49,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719427534] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:02:49,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:02:49,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 21:02:49,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835351948] [2023-11-21 21:02:49,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:02:49,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 21:02:49,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:02:49,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 21:02:49,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 21:02:50,000 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) [2023-11-21 21:02:54,439 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 []