./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:53,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:53,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:33:53,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:53,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:53,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:53,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:53,957 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:53,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:53,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:53,959 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:53,959 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:53,959 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:53,960 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:33:53,960 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:53,960 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:53,962 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:33:53,965 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:33:53,966 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:53,966 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:33:53,966 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:33:53,967 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:33:53,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:53,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:53,968 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:33:53,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:53,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:53,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:53,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:53,970 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:53,971 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:53,971 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:53,972 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:53,972 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:53,972 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:53,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:53,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:53,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:53,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:53,974 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:33:53,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:33:53,975 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:53,975 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:53,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:53,976 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2024-11-02 12:33:54,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:54,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:54,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:54,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:54,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:54,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i Unable to find full path for "g++" [2024-11-02 12:33:56,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:57,479 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:57,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2024-11-02 12:33:57,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data/df133866a/bda2e7563ba94668bee5ab475f71cb1b/FLAGdc35bd2da [2024-11-02 12:33:58,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data/df133866a/bda2e7563ba94668bee5ab475f71cb1b [2024-11-02 12:33:58,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:58,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:58,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:58,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:58,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:58,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:58" (1/1) ... [2024-11-02 12:33:58,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84f7cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:58, skipping insertion in model container [2024-11-02 12:33:58,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:58" (1/1) ... [2024-11-02 12:33:58,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:34:13,376 WARN L251 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_bf0cb1d3-7780-415d-adde-8e0666a4ce54/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i[945333,945346] [2024-11-02 12:34:13,385 WARN L251 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_bf0cb1d3-7780-415d-adde-8e0666a4ce54/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i[945499,945512] [2024-11-02 12:34:13,386 WARN L251 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_bf0cb1d3-7780-415d-adde-8e0666a4ce54/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i[945663,945676] [2024-11-02 12:34:13,386 WARN L251 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_bf0cb1d3-7780-415d-adde-8e0666a4ce54/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i[945828,945841] [2024-11-02 12:34:13,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:34:13,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:34:13,969 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"); [7716] [2024-11-02 12:34:13,972 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7723] [2024-11-02 12:34:13,973 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)); [7730] [2024-11-02 12:34:13,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7737] [2024-11-02 12:34:13,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7744] [2024-11-02 12:34:13,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7759] [2024-11-02 12:34:13,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [7768] [2024-11-02 12:34:13,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [7780] [2024-11-02 12:34:13,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7873] [2024-11-02 12:34:13,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7876] [2024-11-02 12:34:13,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7879] [2024-11-02 12:34:13,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7882] [2024-11-02 12:34:13,986 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)); [7945] [2024-11-02 12:34:13,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7988] [2024-11-02 12:34:13,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7991] [2024-11-02 12:34:13,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [7993] [2024-11-02 12:34:13,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [7998] [2024-11-02 12:34:13,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8001] [2024-11-02 12:34:13,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8003] [2024-11-02 12:34:13,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8008] [2024-11-02 12:34:13,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8011] [2024-11-02 12:34:13,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8013] [2024-11-02 12:34:13,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8018] [2024-11-02 12:34:13,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8021] [2024-11-02 12:34:13,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [8023] [2024-11-02 12:34:13,993 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [8061] [2024-11-02 12:34:13,993 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [8064] [2024-11-02 12:34:14,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [8066] [2024-11-02 12:34:14,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [8071] [2024-11-02 12:34:14,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8074] [2024-11-02 12:34:14,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8076] [2024-11-02 12:34:14,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8081] [2024-11-02 12:34:14,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8084] [2024-11-02 12:34:14,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8086] [2024-11-02 12:34:14,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8091] [2024-11-02 12:34:14,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8094] [2024-11-02 12:34:14,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [8096] [2024-11-02 12:34:14,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8185] [2024-11-02 12:34:14,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8194] [2024-11-02 12:34:14,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [8365] [2024-11-02 12:34:14,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [8372] [2024-11-02 12:34:14,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1498), "i" (12UL)); [8572-8573] [2024-11-02 12:34:14,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [8649-8650] [2024-11-02 12:34:14,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8656] [2024-11-02 12:34:14,386 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: cannot take address of LocalLValue: this is a on-heap/off-heap bug at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleAddressOfOperator(CHandler.java:3503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:368) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:180) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:661) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:536) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1589) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:344) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1492) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:308) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1742) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2482) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:240) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:202) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-02 12:34:14,395 INFO L158 Benchmark]: Toolchain (without parser) took 16311.73ms. Allocated memory was 172.0MB in the beginning and 314.6MB in the end (delta: 142.6MB). Free memory was 125.7MB in the beginning and 128.2MB in the end (delta: -2.6MB). Peak memory consumption was 196.3MB. Max. memory is 16.1GB. [2024-11-02 12:34:14,397 INFO L158 Benchmark]: CDTParser took 1.29ms. Allocated memory is still 134.2MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:34:14,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 16309.45ms. Allocated memory was 172.0MB in the beginning and 314.6MB in the end (delta: 142.6MB). Free memory was 125.7MB in the beginning and 128.2MB in the end (delta: -2.6MB). Peak memory consumption was 196.3MB. Max. memory is 16.1GB. [2024-11-02 12:34:14,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29ms. Allocated memory is still 134.2MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 16309.45ms. Allocated memory was 172.0MB in the beginning and 314.6MB in the end (delta: 142.6MB). Free memory was 125.7MB in the beginning and 128.2MB in the end (delta: -2.6MB). Peak memory consumption was 196.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7716]: 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"); [7716] - GenericResultAtLocation [Line: 7723]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7723] - GenericResultAtLocation [Line: 7730]: 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)); [7730] - GenericResultAtLocation [Line: 7737]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7737] - GenericResultAtLocation [Line: 7744]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("":); [7744] - GenericResultAtLocation [Line: 7759]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7759] - GenericResultAtLocation [Line: 7768]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [7768] - GenericResultAtLocation [Line: 7780]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [7780] - GenericResultAtLocation [Line: 7873]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7873] - GenericResultAtLocation [Line: 7876]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7876] - GenericResultAtLocation [Line: 7879]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7879] - GenericResultAtLocation [Line: 7882]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7882] - GenericResultAtLocation [Line: 7945]: 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)); [7945] - GenericResultAtLocation [Line: 7988]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7988] - GenericResultAtLocation [Line: 7991]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7991] - GenericResultAtLocation [Line: 7993]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [7993] - GenericResultAtLocation [Line: 7998]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [7998] - GenericResultAtLocation [Line: 8001]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8001] - GenericResultAtLocation [Line: 8003]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8003] - GenericResultAtLocation [Line: 8008]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8008] - GenericResultAtLocation [Line: 8011]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8011] - GenericResultAtLocation [Line: 8013]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [8013] - GenericResultAtLocation [Line: 8018]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8018] - GenericResultAtLocation [Line: 8021]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8021] - GenericResultAtLocation [Line: 8023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [8023] - GenericResultAtLocation [Line: 8061]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [8061] - GenericResultAtLocation [Line: 8064]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [8064] - GenericResultAtLocation [Line: 8066]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [8066] - GenericResultAtLocation [Line: 8071]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [8071] - GenericResultAtLocation [Line: 8074]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [8074] - GenericResultAtLocation [Line: 8076]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8076] - GenericResultAtLocation [Line: 8081]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [8081] - GenericResultAtLocation [Line: 8084]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [8084] - GenericResultAtLocation [Line: 8086]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [8086] - GenericResultAtLocation [Line: 8091]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [8091] - GenericResultAtLocation [Line: 8094]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [8094] - GenericResultAtLocation [Line: 8096]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [8096] - GenericResultAtLocation [Line: 8185]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8185] - GenericResultAtLocation [Line: 8194]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8194] - GenericResultAtLocation [Line: 8365]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [8365] - GenericResultAtLocation [Line: 8372]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [8372] - GenericResultAtLocation [Line: 8572]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (1498), "i" (12UL)); [8572-8573] - GenericResultAtLocation [Line: 8649]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [8649-8650] - GenericResultAtLocation [Line: 8656]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8656] - ExceptionOrErrorResult: AssertionError: cannot take address of LocalLValue: this is a on-heap/off-heap bug de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: cannot take address of LocalLValue: this is a on-heap/off-heap bug: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleAddressOfOperator(CHandler.java:3503) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:34:16,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:34:17,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-02 12:34:17,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:34:17,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:34:17,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:34:17,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:34:17,135 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:34:17,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:34:17,137 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:34:17,137 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:34:17,138 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:34:17,138 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:34:17,138 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:34:17,139 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:34:17,139 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:34:17,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:34:17,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:34:17,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:34:17,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:34:17,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:34:17,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:34:17,147 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:34:17,147 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:34:17,147 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:34:17,148 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:34:17,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:34:17,148 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:34:17,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:34:17,149 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:34:17,149 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:34:17,149 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:34:17,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:34:17,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:34:17,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:34:17,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:34:17,155 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:34:17,155 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:34:17,155 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:34:17,155 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:34:17,155 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:34:17,156 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59efbe18b93ca6a5964cc2c7e37460a10acde145058269d5fa0e5c9a5026751d [2024-11-02 12:34:17,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:34:17,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:34:17,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:34:17,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:34:17,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:34:17,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i Unable to find full path for "g++" [2024-11-02 12:34:19,686 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:34:20,789 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:34:20,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2024-11-02 12:34:20,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data/0f3bf1474/154e3177f4df44b59b67960fdededda8/FLAG91659a970 [2024-11-02 12:34:21,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0cb1d3-7780-415d-adde-8e0666a4ce54/bin/utaipan-verify-DbMuA5NWw2/data/0f3bf1474/154e3177f4df44b59b67960fdededda8 [2024-11-02 12:34:21,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:34:21,292 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:34:21,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:34:21,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:34:21,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:34:21,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:34:21" (1/1) ... [2024-11-02 12:34:21,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f161ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:34:21, skipping insertion in model container [2024-11-02 12:34:21,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:34:21" (1/1) ... [2024-11-02 12:34:21,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:34:23,806 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model