./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-08_1a-drivers--infiniband--core--ib_uverbs.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_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/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_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/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_2d7a094d-78c5-44b1-99aa-dcc0423e9144/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 9be531e7af87cba73be4f8246e93f3d32963d00e421fc44d0f45559eac1d9e7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:14:31,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:14:31,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:14:31,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:14:31,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:14:31,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:14:31,760 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:14:31,761 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:14:31,763 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:14:31,769 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:14:31,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:14:31,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:14:31,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:14:31,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:14:31,774 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:14:31,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:14:31,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:14:31,775 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:14:31,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:14:31,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:14:31,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:14:31,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:14:31,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:14:31,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:14:31,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:14:31,780 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:14:31,781 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:14:31,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:14:31,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:14:31,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:14:31,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:14:31,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:14:31,785 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:14:31,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:14:31,786 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:14:31,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:14:31,787 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:14:31,787 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:14:31,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:14:31,788 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_2d7a094d-78c5-44b1-99aa-dcc0423e9144/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9be531e7af87cba73be4f8246e93f3d32963d00e421fc44d0f45559eac1d9e7a [2023-11-21 22:14:32,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:14:32,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:14:32,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:14:32,206 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:14:32,206 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:14:32,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2023-11-21 22:14:35,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:14:36,500 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:14:36,501 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2023-11-21 22:14:36,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/data/a90f0638d/80849ae78c4f4a1e80dec14c74d04dd1/FLAG15663b3ae [2023-11-21 22:14:36,592 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/data/a90f0638d/80849ae78c4f4a1e80dec14c74d04dd1 [2023-11-21 22:14:36,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:14:36,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:14:36,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:36,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:14:36,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:14:36,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:36" (1/1) ... [2023-11-21 22:14:36,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb8671d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:36, skipping insertion in model container [2023-11-21 22:14:36,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:36" (1/1) ... [2023-11-21 22:14:36,869 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:14:40,252 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i[354644,354657] [2023-11-21 22:14:40,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:40,447 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:14:40,666 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"); [5096] [2023-11-21 22:14:40,668 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)); [5103] [2023-11-21 22:14:40,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [5152] [2023-11-21 22:14:40,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [5155] [2023-11-21 22:14:40,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [5158] [2023-11-21 22:14:40,671 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [5161] [2023-11-21 22:14:40,671 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; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [5182-5183] [2023-11-21 22:14:40,672 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [5194-5195] [2023-11-21 22:14:40,672 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [5198-5199] [2023-11-21 22:14:40,672 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [5202-5203] [2023-11-21 22:14:40,673 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [5206-5207] [2023-11-21 22:14:40,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7666] [2023-11-21 22:14:40,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7668] [2023-11-21 22:14:40,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7682] [2023-11-21 22:14:40,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7685] [2023-11-21 22:14:40,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7688] [2023-11-21 22:14:40,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7691] [2023-11-21 22:14:40,832 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)); [7716] [2023-11-21 22:14:40,833 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)); [7723] [2023-11-21 22:14:40,833 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"); [7731-7732] [2023-11-21 22:14:40,834 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7745] [2023-11-21 22:14:40,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7748] [2023-11-21 22:14:40,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [7750] [2023-11-21 22:14:40,836 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7755] [2023-11-21 22:14:40,836 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7758] [2023-11-21 22:14:40,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [7760] [2023-11-21 22:14:40,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7765] [2023-11-21 22:14:40,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7768] [2023-11-21 22:14:40,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [7770] [2023-11-21 22:14:40,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7775] [2023-11-21 22:14:40,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7778] [2023-11-21 22:14:40,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [7780] [2023-11-21 22:14:40,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7798] [2023-11-21 22:14:40,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7801] [2023-11-21 22:14:40,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [7803] [2023-11-21 22:14:40,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7808] [2023-11-21 22:14:40,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7811] [2023-11-21 22:14:40,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7813] [2023-11-21 22:14:40,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7818] [2023-11-21 22:14:40,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7821] [2023-11-21 22:14:40,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7823] [2023-11-21 22:14:40,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7828] [2023-11-21 22:14:40,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7831] [2023-11-21 22:14:40,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [7833] [2023-11-21 22:14:40,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7859] [2023-11-21 22:14:40,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7866] [2023-11-21 22:14:41,267 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_2d7a094d-78c5-44b1-99aa-dcc0423e9144/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i[354644,354657] [2023-11-21 22:14:41,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:41,498 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:14:41,499 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:14:41,499 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:14:41,499 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:14:41,508 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:14:41,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41 WrapperNode [2023-11-21 22:14:41,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:41,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:41,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:14:41,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:14:41,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:41,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:42,080 INFO L138 Inliner]: procedures = 371, calls = 4466, calls flagged for inlining = 169, calls inlined = 168, statements flattened = 10177 [2023-11-21 22:14:42,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:42,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:14:42,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:14:42,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:14:42,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:42,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:42,149 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,409 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:14:46,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,410 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:46,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:14:46,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:14:46,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:14:46,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:14:46,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:41" (1/1) ... [2023-11-21 22:14:47,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:14:47,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:14:47,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:14:47,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7a094d-78c5-44b1-99aa-dcc0423e9144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:14:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-21 22:14:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-21 22:14:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_open [2023-11-21 22:14:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_open [2023-11-21 22:14:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure put_qp_write [2023-11-21 22:14:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure put_qp_write [2023-11-21 22:14:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_close [2023-11-21 22:14:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_close [2023-11-21 22:14:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_qp [2023-11-21 22:14:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_qp [2023-11-21 22:14:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2023-11-21 22:14:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2023-11-21 22:14:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure fdget [2023-11-21 22:14:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure fdget [2023-11-21 22:14:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2023-11-21 22:14:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2023-11-21 22:14:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:14:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:14:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:14:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:14:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:14:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:14:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2023-11-21 22:14:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2023-11-21 22:14:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure show_ibdev [2023-11-21 22:14:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ibdev [2023-11-21 22:14:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_device [2023-11-21 22:14:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_device [2023-11-21 22:14:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure fd_install [2023-11-21 22:14:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure fd_install [2023-11-21 22:14:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_close [2023-11-21 22:14:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_close [2023-11-21 22:14:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-11-21 22:14:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-11-21 22:14:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_to_udata [2023-11-21 22:14:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_to_udata [2023-11-21 22:14:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-21 22:14:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-21 22:14:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure put_pd_read [2023-11-21 22:14:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pd_read [2023-11-21 22:14:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:14:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:14:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure idr_write_qp [2023-11-21 22:14:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_write_qp [2023-11-21 22:14:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-21 22:14:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-21 22:14:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_uobj [2023-11-21 22:14:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_uobj [2023-11-21 22:14:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_xrcd [2023-11-21 22:14:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_xrcd [2023-11-21 22:14:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_file [2023-11-21 22:14:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_file [2023-11-21 22:14:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 22:14:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 22:14:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:14:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:14:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:14:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:14:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2023-11-21 22:14:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2023-11-21 22:14:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_pd [2023-11-21 22:14:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_pd [2023-11-21 22:14:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_modify_srq [2023-11-21 22:14:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_modify_srq [2023-11-21 22:14:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-21 22:14:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-21 22:14:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure fdput [2023-11-21 22:14:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure fdput [2023-11-21 22:14:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-21 22:14:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-21 22:14:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_ucq [2023-11-21 22:14:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_ucq [2023-11-21 22:14:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-21 22:14:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-21 22:14:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:14:47,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:14:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:14:47,125 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:14:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_unmarshall_recv [2023-11-21 22:14:47,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_unmarshall_recv [2023-11-21 22:14:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure idr_add_uobj [2023-11-21 22:14:47,127 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_add_uobj [2023-11-21 22:14:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:14:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:14:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_query_device [2023-11-21 22:14:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_query_device [2023-11-21 22:14:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure idr_write_uobj [2023-11-21 22:14:47,129 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_write_uobj [2023-11-21 22:14:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2023-11-21 22:14:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2023-11-21 22:14:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-21 22:14:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-21 22:14:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_mmap [2023-11-21 22:14:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_mmap [2023-11-21 22:14:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:14:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 22:14:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:14:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:14:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_poll [2023-11-21 22:14:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_poll [2023-11-21 22:14:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:14:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure __uverbs_create_xsrq [2023-11-21 22:14:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __uverbs_create_xsrq [2023-11-21 22:14:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_fasync [2023-11-21 22:14:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_fasync [2023-11-21 22:14:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure init_uobj [2023-11-21 22:14:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure init_uobj [2023-11-21 22:14:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure put_xrcd_read [2023-11-21 22:14:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure put_xrcd_read [2023-11-21 22:14:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure copy_query_dev_fields [2023-11-21 22:14:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_query_dev_fields [2023-11-21 22:14:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:14:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_alloc_event_file [2023-11-21 22:14:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_alloc_event_file [2023-11-21 22:14:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-21 22:14:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-21 22:14:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-21 22:14:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2023-11-21 22:14:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2023-11-21 22:14:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:14:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:14:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj [2023-11-21 22:14:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj [2023-11-21 22:14:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-11-21 22:14:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-11-21 22:14:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_read [2023-11-21 22:14:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_read [2023-11-21 22:14:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-21 22:14:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-21 22:14:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:14:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:14:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:14:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:14:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-11-21 22:14:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-11-21 22:14:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_obj [2023-11-21 22:14:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_obj [2023-11-21 22:14:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2023-11-21 22:14:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2023-11-21 22:14:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove_uobj [2023-11-21 22:14:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove_uobj [2023-11-21 22:14:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-21 22:14:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-21 22:14:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 22:14:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 22:14:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2023-11-21 22:14:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2023-11-21 22:14:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-21 22:14:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-21 22:14:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:14:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:14:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2023-11-21 22:14:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2023-11-21 22:14:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:14:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:14:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2023-11-21 22:14:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2023-11-21 22:14:47,155 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-21 22:14:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-21 22:14:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj_read [2023-11-21 22:14:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj_read [2023-11-21 22:14:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 22:14:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 22:14:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_srq [2023-11-21 22:14:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_srq [2023-11-21 22:14:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_write [2023-11-21 22:14:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_write [2023-11-21 22:14:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:14:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-21 22:14:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-21 22:14:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_search [2023-11-21 22:14:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_search [2023-11-21 22:14:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-21 22:14:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-21 22:14:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:14:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_mw [2023-11-21 22:14:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_mw [2023-11-21 22:14:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure __idr_get_uobj [2023-11-21 22:14:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __idr_get_uobj [2023-11-21 22:14:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj_write [2023-11-21 22:14:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj_write [2023-11-21 22:14:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-11-21 22:14:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-11-21 22:14:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:14:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure put_srq_read [2023-11-21 22:14:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure put_srq_read [2023-11-21 22:14:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:14:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:14:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2023-11-21 22:14:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2023-11-21 22:14:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure put_unused_fd [2023-11-21 22:14:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unused_fd [2023-11-21 22:14:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-21 22:14:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-21 22:14:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure create_cq [2023-11-21 22:14:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure create_cq [2023-11-21 22:14:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:14:47,162 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:14:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:14:47,162 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:14:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure modify_qp_mask [2023-11-21 22:14:47,162 INFO L138 BoogieDeclarations]: Found implementation of procedure modify_qp_mask [2023-11-21 22:14:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-11-21 22:14:47,163 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-11-21 22:14:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:14:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-21 22:14:47,163 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-21 22:14:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-11-21 22:14:47,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-11-21 22:14:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_zero_bit [2023-11-21 22:14:47,164 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_zero_bit [2023-11-21 22:14:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-21 22:14:47,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-21 22:14:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-11-21 22:14:47,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-11-21 22:14:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:14:47,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:14:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 22:14:47,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 22:14:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 22:14:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 22:14:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:14:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure get_unused_fd_flags [2023-11-21 22:14:47,167 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unused_fd_flags [2023-11-21 22:14:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 22:14:47,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 22:14:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-21 22:14:47,169 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-21 22:14:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:14:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_xrcd [2023-11-21 22:14:47,174 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_xrcd [2023-11-21 22:14:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-21 22:14:47,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-21 22:14:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-21 22:14:47,174 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-21 22:14:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-21 22:14:47,175 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-21 22:14:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:14:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ib_check_mr_access [2023-11-21 22:14:47,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_check_mr_access [2023-11-21 22:14:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-21 22:14:47,178 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-21 22:14:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 22:14:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:14:47,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:14:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2023-11-21 22:14:47,179 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2023-11-21 22:14:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 22:14:47,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 22:14:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_flow [2023-11-21 22:14:47,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_flow [2023-11-21 22:14:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:14:47,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:14:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get___0 [2023-11-21 22:14:47,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get___0 [2023-11-21 22:14:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_delete [2023-11-21 22:14:47,180 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_delete [2023-11-21 22:14:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_remove_one [2023-11-21 22:14:47,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_remove_one [2023-11-21 22:14:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-21 22:14:47,181 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-21 22:14:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ib_detach_mcast [2023-11-21 22:14:47,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_detach_mcast [2023-11-21 22:14:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-21 22:14:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-21 22:14:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_abi_version [2023-11-21 22:14:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_abi_version [2023-11-21 22:14:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-21 22:14:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-21 22:14:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-11-21 22:14:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-11-21 22:14:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_cq [2023-11-21 22:14:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_cq [2023-11-21 22:14:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 22:14:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 22:14:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_srq [2023-11-21 22:14:47,183 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_srq [2023-11-21 22:14:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-11-21 22:14:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-11-21 22:14:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_add_one [2023-11-21 22:14:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_add_one [2023-11-21 22:14:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure put_qp_read [2023-11-21 22:14:47,184 INFO L138 BoogieDeclarations]: Found implementation of procedure put_qp_read [2023-11-21 22:14:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 22:14:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 22:14:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2023-11-21 22:14:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2023-11-21 22:14:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:14:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:14:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-11-21 22:14:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-11-21 22:14:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_from_udata [2023-11-21 22:14:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_from_udata [2023-11-21 22:14:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-21 22:14:47,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-21 22:14:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_uevent [2023-11-21 22:14:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_uevent [2023-11-21 22:14:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 22:14:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 22:14:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure put_cq_read [2023-11-21 22:14:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cq_read [2023-11-21 22:14:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_modify_qp [2023-11-21 22:14:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_modify_qp [2023-11-21 22:14:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:14:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure show_class_attr_string [2023-11-21 22:14:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure show_class_attr_string [2023-11-21 22:14:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2023-11-21 22:14:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2023-11-21 22:14:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:14:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:14:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-11-21 22:14:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-11-21 22:14:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 22:14:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 22:14:48,600 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:14:48,606 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:14:49,317 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:15:22,492 INFO L281 CfgBuilder]: Performing block encoding