./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_cm.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_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/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_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/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_cm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/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_c9871645-30a6-425e-9da9-98f65edd3364/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 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:21:47,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:21:47,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:21:47,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:21:47,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:21:47,954 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:21:47,955 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:21:47,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:21:47,958 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:21:47,963 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:21:47,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:21:47,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:21:47,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:21:47,967 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:21:47,968 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:21:47,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:21:47,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:21:47,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:21:47,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:21:47,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:21:47,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:21:47,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:21:47,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:21:47,972 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:21:47,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:21:47,973 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:21:47,974 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:21:47,974 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:21:47,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:21:47,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:21:47,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:21:47,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:21:47,977 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:21:47,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:21:47,978 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:21:47,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:21:47,978 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:21:47,978 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:21:47,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:21:47,985 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_c9871645-30a6-425e-9da9-98f65edd3364/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 [2023-11-21 22:21:48,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:21:48,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:21:48,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:21:48,324 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:21:48,325 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:21:48,327 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-21 22:21:51,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:21:52,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:21:52,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-21 22:21:52,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/data/168cb6437/d8ad4543e5114ae7b4ddff2413d4150c/FLAGb7b312eab [2023-11-21 22:21:52,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/data/168cb6437/d8ad4543e5114ae7b4ddff2413d4150c [2023-11-21 22:21:52,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:21:52,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:21:52,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:52,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:21:52,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:21:52,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:52" (1/1) ... [2023-11-21 22:21:52,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f36362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:52, skipping insertion in model container [2023-11-21 22:21:52,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:21:52" (1/1) ... [2023-11-21 22:21:52,495 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:21:56,069 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_c9871645-30a6-425e-9da9-98f65edd3364/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[403556,403569] [2023-11-21 22:21:56,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:56,208 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:21:56,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6834] [2023-11-21 22:21:56,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6836] [2023-11-21 22:21:56,351 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"); [6846] [2023-11-21 22:21:56,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6853] [2023-11-21 22:21:56,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [6860] [2023-11-21 22:21:56,356 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)); [6932] [2023-11-21 22:21:56,357 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)); [6939] [2023-11-21 22:21:56,357 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"); [6947-6948] [2023-11-21 22:21:56,358 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6956-6957] [2023-11-21 22:21:56,365 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; addl %2, %0; sets %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [6965-6966] [2023-11-21 22:21:56,366 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; addq %1,%0": "=m" (v->counter): "er" (i), "m" (v->counter)); [6981-6982] [2023-11-21 22:21:56,366 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; incq %0": "=m" (v->counter): "m" (v->counter)); [6989] [2023-11-21 22:21:56,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7030] [2023-11-21 22:21:56,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7033] [2023-11-21 22:21:56,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [7035] [2023-11-21 22:21:56,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7040] [2023-11-21 22:21:56,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7043] [2023-11-21 22:21:56,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7045] [2023-11-21 22:21:56,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7050] [2023-11-21 22:21:56,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7053] [2023-11-21 22:21:56,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7055] [2023-11-21 22:21:56,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7060] [2023-11-21 22:21:56,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7063] [2023-11-21 22:21:56,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [7065] [2023-11-21 22:21:56,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7211] [2023-11-21 22:21:56,579 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/5027/dscv_tempdir/dscv/ri/08_1a/drivers/infiniband/core/cm.c"), "i" (1181), "i" (12UL)); [9568-9569] [2023-11-21 22:21:56,604 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/5027/dscv_tempdir/dscv/ri/08_1a/drivers/infiniband/core/cm.c"), "i" (1330), "i" (12UL)); [9746-9747] [2023-11-21 22:21:56,860 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_c9871645-30a6-425e-9da9-98f65edd3364/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[403556,403569] [2023-11-21 22:21:56,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:21:57,055 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:21:57,055 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:21:57,055 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:21:57,064 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:21:57,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57 WrapperNode [2023-11-21 22:21:57,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:21:57,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:57,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:21:57,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:21:57,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:21:57,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:21:57,800 INFO L138 Inliner]: procedures = 402, calls = 4302, calls flagged for inlining = 209, calls inlined = 188, statements flattened = 8384 [2023-11-21 22:21:57,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:21:57,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:21:57,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:21:57,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:21:57,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:21:57,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:21:57,892 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,127 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 22:22:01,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:22:01,651 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:22:01,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:22:01,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:22:01,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (1/1) ... [2023-11-21 22:22:01,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:22:01,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:22:01,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:22:01,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9871645-30a6-425e-9da9-98f65edd3364/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:22:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-21 22:22:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-21 22:22:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2023-11-21 22:22:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2023-11-21 22:22:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2023-11-21 22:22:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2023-11-21 22:22:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:22:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:22:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2023-11-21 22:22:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2023-11-21 22:22:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2023-11-21 22:22:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2023-11-21 22:22:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-11-21 22:22:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-11-21 22:22:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-21 22:22:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-21 22:22:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2023-11-21 22:22:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2023-11-21 22:22:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:22:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:22:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2023-11-21 22:22:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2023-11-21 22:22:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2023-11-21 22:22:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2023-11-21 22:22:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2023-11-21 22:22:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2023-11-21 22:22:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2023-11-21 22:22:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2023-11-21 22:22:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-21 22:22:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-21 22:22:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2023-11-21 22:22:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2023-11-21 22:22:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2023-11-21 22:22:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2023-11-21 22:22:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2023-11-21 22:22:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2023-11-21 22:22:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-21 22:22:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-21 22:22:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2023-11-21 22:22:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2023-11-21 22:22:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2023-11-21 22:22:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2023-11-21 22:22:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:22:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:22:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 22:22:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:22:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2023-11-21 22:22:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2023-11-21 22:22:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2023-11-21 22:22:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2023-11-21 22:22:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2023-11-21 22:22:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2023-11-21 22:22:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:22:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:22:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:22:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:22:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:22:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2023-11-21 22:22:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2023-11-21 22:22:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2023-11-21 22:22:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2023-11-21 22:22:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 22:22:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 22:22:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2023-11-21 22:22:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2023-11-21 22:22:01,764 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:22:01,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:22:01,764 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2023-11-21 22:22:01,764 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2023-11-21 22:22:01,764 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 22:22:01,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 22:22:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:22:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2023-11-21 22:22:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2023-11-21 22:22:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2023-11-21 22:22:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2023-11-21 22:22:01,765 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2023-11-21 22:22:01,765 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2023-11-21 22:22:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 22:22:01,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 22:22:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:22:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_init_and_add [2023-11-21 22:22:01,766 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_init_and_add [2023-11-21 22:22:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2023-11-21 22:22:01,767 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2023-11-21 22:22:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:22:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2023-11-21 22:22:01,767 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2023-11-21 22:22:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 22:22:01,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 22:22:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2023-11-21 22:22:01,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2023-11-21 22:22:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:22:01,768 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:22:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-21 22:22:01,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-21 22:22:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 22:22:01,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 22:22:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2023-11-21 22:22:01,769 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2023-11-21 22:22:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:22:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2023-11-21 22:22:01,769 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2023-11-21 22:22:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2023-11-21 22:22:01,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2023-11-21 22:22:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2023-11-21 22:22:01,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2023-11-21 22:22:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:22:01,770 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2023-11-21 22:22:01,770 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2023-11-21 22:22:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2023-11-21 22:22:01,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2023-11-21 22:22:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:22:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 22:22:01,771 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2023-11-21 22:22:01,771 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2023-11-21 22:22:01,772 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 22:22:01,772 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 22:22:01,772 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2023-11-21 22:22:01,772 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2023-11-21 22:22:01,772 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2023-11-21 22:22:01,772 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2023-11-21 22:22:01,772 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2023-11-21 22:22:01,773 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2023-11-21 22:22:01,773 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2023-11-21 22:22:01,773 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2023-11-21 22:22:01,773 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2023-11-21 22:22:01,773 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2023-11-21 22:22:01,773 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2023-11-21 22:22:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2023-11-21 22:22:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-21 22:22:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-21 22:22:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-21 22:22:01,774 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-21 22:22:01,774 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2023-11-21 22:22:01,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2023-11-21 22:22:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2023-11-21 22:22:01,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2023-11-21 22:22:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:22:01,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:22:01,775 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2023-11-21 22:22:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2023-11-21 22:22:01,776 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 22:22:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 22:22:01,776 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-21 22:22:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-21 22:22:01,776 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2023-11-21 22:22:01,776 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2023-11-21 22:22:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:22:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:22:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:22:01,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:22:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2023-11-21 22:22:01,777 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2023-11-21 22:22:01,777 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2023-11-21 22:22:01,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2023-11-21 22:22:01,778 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2023-11-21 22:22:01,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2023-11-21 22:22:01,778 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-21 22:22:01,778 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-21 22:22:01,778 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2023-11-21 22:22:01,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2023-11-21 22:22:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2023-11-21 22:22:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2023-11-21 22:22:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2023-11-21 22:22:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2023-11-21 22:22:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:22:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:22:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-21 22:22:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-21 22:22:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2023-11-21 22:22:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2023-11-21 22:22:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2023-11-21 22:22:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2023-11-21 22:22:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2023-11-21 22:22:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2023-11-21 22:22:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:22:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:22:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2023-11-21 22:22:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2023-11-21 22:22:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2023-11-21 22:22:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2023-11-21 22:22:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:22:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:22:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2023-11-21 22:22:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2023-11-21 22:22:01,827 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2023-11-21 22:22:01,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-21 22:22:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2023-11-21 22:22:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2023-11-21 22:22:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:22:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:22:01,828 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-21 22:22:01,828 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-21 22:22:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2023-11-21 22:22:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2023-11-21 22:22:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:22:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-21 22:22:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-21 22:22:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-21 22:22:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-21 22:22:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-21 22:22:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-21 22:22:01,829 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2023-11-21 22:22:01,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2023-11-21 22:22:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-21 22:22:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-21 22:22:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2023-11-21 22:22:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2023-11-21 22:22:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-21 22:22:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-21 22:22:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2023-11-21 22:22:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2023-11-21 22:22:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2023-11-21 22:22:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2023-11-21 22:22:01,830 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2023-11-21 22:22:01,830 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2023-11-21 22:22:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2023-11-21 22:22:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2023-11-21 22:22:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:22:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:22:01,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:22:01,831 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 22:22:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 22:22:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2023-11-21 22:22:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2023-11-21 22:22:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-11-21 22:22:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-11-21 22:22:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-21 22:22:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-21 22:22:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2023-11-21 22:22:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2023-11-21 22:22:01,832 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2023-11-21 22:22:01,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2023-11-21 22:22:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2023-11-21 22:22:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2023-11-21 22:22:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2023-11-21 22:22:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2023-11-21 22:22:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2023-11-21 22:22:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2023-11-21 22:22:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2023-11-21 22:22:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2023-11-21 22:22:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-11-21 22:22:01,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-11-21 22:22:01,833 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2023-11-21 22:22:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2023-11-21 22:22:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-21 22:22:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-21 22:22:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-21 22:22:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-21 22:22:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2023-11-21 22:22:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2023-11-21 22:22:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2023-11-21 22:22:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2023-11-21 22:22:01,834 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-21 22:22:01,834 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-21 22:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2023-11-21 22:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2023-11-21 22:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2023-11-21 22:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2023-11-21 22:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2023-11-21 22:22:01,835 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2023-11-21 22:22:01,835 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:22:01,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:22:01,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:22:03,110 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:22:03,116 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:22:03,311 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:22:30,982 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:22:36,055 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:22:36,055 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:22:36,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:22:36 BoogieIcfgContainer [2023-11-21 22:22:36,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:22:36,062 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:22:36,062 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:22:36,066 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:22:36,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:21:52" (1/3) ... [2023-11-21 22:22:36,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e4c9fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:22:36, skipping insertion in model container [2023-11-21 22:22:36,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:21:57" (2/3) ... [2023-11-21 22:22:36,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e4c9fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:22:36, skipping insertion in model container [2023-11-21 22:22:36,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:22:36" (3/3) ... [2023-11-21 22:22:36,072 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-21 22:22:36,094 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:22:36,095 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:22:36,215 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:22:36,224 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;@695cdb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:22:36,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:22:36,240 INFO L276 IsEmpty]: Start isEmpty. Operand has 2161 states, 1272 states have (on average 1.304245283018868) internal successors, (1659), 1346 states have internal predecessors, (1659), 759 states have call successors, (759), 129 states have call predecessors, (759), 128 states have return successors, (749), 726 states have call predecessors, (749), 749 states have call successors, (749) [2023-11-21 22:22:36,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-21 22:22:36,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:22:36,304 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:22:36,304 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:22:36,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:22:36,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1027700670, now seen corresponding path program 1 times [2023-11-21 22:22:36,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:22:36,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618719249] [2023-11-21 22:22:36,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:22:36,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms