./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl --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 97cecdf2f398250e9c44f19d8d35ed7fcac528daa12758af85552fae0658b596 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:15:48,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:15:49,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:15:49,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:15:49,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:15:49,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:15:49,058 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:15:49,059 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:15:49,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:15:49,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:15:49,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:15:49,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:15:49,063 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:15:49,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:15:49,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:15:49,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:15:49,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:15:49,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:15:49,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:15:49,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:15:49,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:15:49,068 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:15:49,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:15:49,069 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:15:49,069 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:15:49,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:15:49,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:15:49,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:15:49,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:15:49,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:15:49,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:15:49,073 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:15:49,073 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:15:49,074 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:15:49,074 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:15:49,074 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:15:49,075 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97cecdf2f398250e9c44f19d8d35ed7fcac528daa12758af85552fae0658b596 [2023-11-12 02:15:49,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:15:49,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:15:49,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:15:49,424 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:15:49,446 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:15:49,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2023-11-12 02:15:52,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:15:53,627 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:15:53,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2023-11-12 02:15:53,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/data/6bf7cd388/79a4a479e1df4ddca2af4109ea889887/FLAG016417be8 [2023-11-12 02:15:53,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/data/6bf7cd388/79a4a479e1df4ddca2af4109ea889887 [2023-11-12 02:15:53,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:15:53,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:15:53,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:53,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:15:53,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:15:53,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:53" (1/1) ... [2023-11-12 02:15:53,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d2a0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:53, skipping insertion in model container [2023-11-12 02:15:53,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:15:53" (1/1) ... [2023-11-12 02:15:53,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:15:58,206 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[428896,428909] [2023-11-12 02:15:58,212 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429065,429078] [2023-11-12 02:15:58,213 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429232,429245] [2023-11-12 02:15:58,216 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429400,429413] [2023-11-12 02:15:58,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:58,331 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:15:58,499 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"); [5779] [2023-11-12 02:15:58,501 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5786] [2023-11-12 02:15:58,502 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)); [5793] [2023-11-12 02:15:58,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5800] [2023-11-12 02:15:58,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [5815-5816] [2023-11-12 02:15:58,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5857] [2023-11-12 02:15:58,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5860] [2023-11-12 02:15:58,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5863] [2023-11-12 02:15:58,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5866] [2023-11-12 02:15:58,508 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)); [5895] [2023-11-12 02:15:58,509 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5902] [2023-11-12 02:15:58,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [5961] [2023-11-12 02:15:58,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [5964] [2023-11-12 02:15:58,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [5966] [2023-11-12 02:15:58,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [5971] [2023-11-12 02:15:58,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [5974] [2023-11-12 02:15:58,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [5976] [2023-11-12 02:15:58,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [5981] [2023-11-12 02:15:58,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [5984] [2023-11-12 02:15:58,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [5986] [2023-11-12 02:15:58,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [5991] [2023-11-12 02:15:58,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [5994] [2023-11-12 02:15:58,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [5996] [2023-11-12 02:15:58,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [6034] [2023-11-12 02:15:58,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [6037] [2023-11-12 02:15:58,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [6039] [2023-11-12 02:15:58,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [6044] [2023-11-12 02:15:58,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [6047] [2023-11-12 02:15:58,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6049] [2023-11-12 02:15:58,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [6054] [2023-11-12 02:15:58,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [6057] [2023-11-12 02:15:58,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [6059] [2023-11-12 02:15:58,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [6064] [2023-11-12 02:15:58,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [6067] [2023-11-12 02:15:58,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [6069] [2023-11-12 02:15:58,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6138] [2023-11-12 02:15:58,524 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6147] [2023-11-12 02:15:58,534 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6407] [2023-11-12 02:15:58,560 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" (1891), "i" (12UL)); [6717-6718] [2023-11-12 02:15:58,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6973] [2023-11-12 02:15:58,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6976] [2023-11-12 02:15:58,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6979] [2023-11-12 02:15:58,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6982] [2023-11-12 02:15:58,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7013] [2023-11-12 02:15:58,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7016] [2023-11-12 02:15:58,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7019] [2023-11-12 02:15:58,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7022] [2023-11-12 02:15:58,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7053] [2023-11-12 02:15:58,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7056] [2023-11-12 02:15:58,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7059] [2023-11-12 02:15:58,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7062] [2023-11-12 02:15:58,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7093] [2023-11-12 02:15:58,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7096] [2023-11-12 02:15:58,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7099] [2023-11-12 02:15:58,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7102] [2023-11-12 02:15:58,587 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7394] [2023-11-12 02:15:58,587 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7397] [2023-11-12 02:15:58,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7400] [2023-11-12 02:15:58,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7403] [2023-11-12 02:15:58,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7434] [2023-11-12 02:15:58,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7437] [2023-11-12 02:15:58,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7440] [2023-11-12 02:15:58,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7443] [2023-11-12 02:15:58,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7474] [2023-11-12 02:15:58,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7477] [2023-11-12 02:15:58,592 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7480] [2023-11-12 02:15:58,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7483] [2023-11-12 02:15:58,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7514] [2023-11-12 02:15:58,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7517] [2023-11-12 02:15:58,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7520] [2023-11-12 02:15:58,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7523] [2023-11-12 02:15:58,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7592] [2023-11-12 02:15:58,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7595] [2023-11-12 02:15:58,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7598] [2023-11-12 02:15:58,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7601] [2023-11-12 02:15:58,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7632] [2023-11-12 02:15:58,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7635] [2023-11-12 02:15:58,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7638] [2023-11-12 02:15:58,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7641] [2023-11-12 02:15:58,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7672] [2023-11-12 02:15:58,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7675] [2023-11-12 02:15:58,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7678] [2023-11-12 02:15:58,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7681] [2023-11-12 02:15:58,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7712] [2023-11-12 02:15:58,602 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7715] [2023-11-12 02:15:58,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7718] [2023-11-12 02:15:58,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (*(dev->pcpu_refcnt))); [7721] [2023-11-12 02:15:58,672 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 *)"drivers/net/tun.c"), "i" (446), "i" (12UL)); [8628-8629] [2023-11-12 02:15:58,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8635] [2023-11-12 02:15:58,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8657] [2023-11-12 02:15:58,689 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 *)"drivers/net/tun.c"), "i" (480), "i" (12UL)); [8699-8700] [2023-11-12 02:15:58,692 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 *)"drivers/net/tun.c"), "i" (500), "i" (12UL)); [8778-8779] [2023-11-12 02:15:58,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8786] [2023-11-12 02:15:58,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8802] [2023-11-12 02:15:58,720 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 *)"drivers/net/tun.c"), "i" (509), "i" (12UL)); [8817-8818] [2023-11-12 02:15:58,724 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 *)"drivers/net/tun.c"), "i" (523), "i" (12UL)); [8880-8881] [2023-11-12 02:15:58,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8954] [2023-11-12 02:15:58,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8956] [2023-11-12 02:15:58,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9106] [2023-11-12 02:15:58,761 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9154] [2023-11-12 02:15:58,766 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 *)"drivers/net/tun.c"), "i" (770), "i" (12UL)); [9320-9321] [2023-11-12 02:15:58,861 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 *)"drivers/net/tun.c"), "i" (1408), "i" (12UL)); [10377-10378] [2023-11-12 02:15:58,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((unsigned int *)argp): "ebx"); [11274] [2023-11-12 02:15:58,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((unsigned int *)argp): "ebx"); [11277] [2023-11-12 02:15:58,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((unsigned int *)argp): "ebx"); [11280] [2023-11-12 02:15:58,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((unsigned int *)argp): "ebx"); [11283] [2023-11-12 02:15:58,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((unsigned int *)argp): "ebx"); [11286] [2023-11-12 02:15:58,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [11769] [2023-11-12 02:15:58,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [11775] [2023-11-12 02:15:59,060 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[428896,428909] [2023-11-12 02:15:59,062 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429065,429078] [2023-11-12 02:15:59,063 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429232,429245] [2023-11-12 02:15:59,064 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_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i[429400,429413] [2023-11-12 02:15:59,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:15:59,490 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:15:59,490 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:15:59,490 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:15:59,498 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:15:59,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59 WrapperNode [2023-11-12 02:15:59,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:15:59,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:59,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:15:59,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:15:59,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:15:59,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:15:59,930 INFO L138 Inliner]: procedures = 614, calls = 2637, calls flagged for inlining = 324, calls inlined = 257, statements flattened = 7980 [2023-11-12 02:15:59,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:15:59,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:15:59,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:15:59,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:15:59,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:15:59,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:15:59,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:15:59,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:16:00,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:16:00,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:16:00,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:16:00,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:16:00,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:16:00,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:16:00,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:16:00,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:16:00,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (1/1) ... [2023-11-12 02:16:00,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:16:00,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:16:00,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:16:00,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de99a17f-da6e-47f4-bb4c-6d7d98d9cd46/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:16:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get [2023-11-12 02:16:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get [2023-11-12 02:16:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-12 02:16:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-12 02:16:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:16:00,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:16:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 02:16:00,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-12 02:16:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_hash [2023-11-12 02:16:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_hash [2023-11-12 02:16:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure tun_attach [2023-11-12 02:16:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_attach [2023-11-12 02:16:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ns_capable [2023-11-12 02:16:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_capable [2023-11-12 02:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-12 02:16:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-12 02:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 02:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 02:16:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 02:16:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure gid_valid [2023-11-12 02:16:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_valid [2023-11-12 02:16:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-12 02:16:00,535 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-12 02:16:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 02:16:00,535 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 02:16:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 02:16:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 02:16:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:16:00,536 INFO L130 BoogieDeclarations]: Found specification of procedure sock_writeable [2023-11-12 02:16:00,536 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_writeable [2023-11-12 02:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:16:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2023-11-12 02:16:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2023-11-12 02:16:00,537 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 02:16:00,537 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 02:16:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure sock_put [2023-11-12 02:16:00,538 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_put [2023-11-12 02:16:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:16:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 02:16:00,542 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 02:16:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_iff [2023-11-12 02:16:00,542 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_iff [2023-11-12 02:16:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:16:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_76 [2023-11-12 02:16:00,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_76 [2023-11-12 02:16:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 02:16:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 02:16:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_detach [2023-11-12 02:16:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_detach [2023-11-12 02:16:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:16:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:16:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:16:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_tun_cleanup_15_2 [2023-11-12 02:16:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_tun_cleanup_15_2 [2023-11-12 02:16:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach_all [2023-11-12 02:16:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach_all [2023-11-12 02:16:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-12 02:16:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-12 02:16:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-11-12 02:16:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-11-12 02:16:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 02:16:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 02:16:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-11-12 02:16:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-11-12 02:16:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 02:16:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-12 02:16:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:16:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 02:16:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 02:16:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 02:16:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 02:16:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 02:16:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 02:16:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:16:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 02:16:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 02:16:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:16:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 02:16:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2023-11-12 02:16:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2023-11-12 02:16:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-12 02:16:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-12 02:16:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:16:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:16:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure tun_setup [2023-11-12 02:16:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_setup [2023-11-12 02:16:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_transport_header [2023-11-12 02:16:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_transport_header [2023-11-12 02:16:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:16:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:16:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 02:16:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 02:16:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_find [2023-11-12 02:16:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_find [2023-11-12 02:16:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_uninit [2023-11-12 02:16:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_uninit [2023-11-12 02:16:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 02:16:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 02:16:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2023-11-12 02:16:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2023-11-12 02:16:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:16:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:16:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2023-11-12 02:16:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2023-11-12 02:16:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 02:16:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 02:16:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flags [2023-11-12 02:16:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flags [2023-11-12 02:16:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2023-11-12 02:16:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2023-11-12 02:16:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:16:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure uid_valid [2023-11-12 02:16:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_valid [2023-11-12 02:16:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:16:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 02:16:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 02:16:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 02:16:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-12 02:16:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 02:16:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 02:16:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-12 02:16:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-12 02:16:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-12 02:16:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rtnl_is_held [2023-11-12 02:16:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rtnl_is_held [2023-11-12 02:16:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-12 02:16:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-12 02:16:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-12 02:16:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-12 02:16:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 02:16:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 02:16:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_get [2023-11-12 02:16:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_get [2023-11-12 02:16:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 02:16:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 02:16:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure sk_attach_filter [2023-11-12 02:16:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_attach_filter [2023-11-12 02:16:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:16:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 02:16:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 02:16:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-11-12 02:16:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-11-12 02:16:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure put_net [2023-11-12 02:16:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure put_net [2023-11-12 02:16:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:16:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_const_iovec [2023-11-12 02:16:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_const_iovec [2023-11-12 02:16:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:16:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 02:16:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 02:16:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:16:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:16:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_user [2023-11-12 02:16:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_user [2023-11-12 02:16:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-12 02:16:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-12 02:16:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_chr_ioctl [2023-11-12 02:16:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_chr_ioctl [2023-11-12 02:16:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 02:16:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 02:16:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_delete [2023-11-12 02:16:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_delete [2023-11-12 02:16:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure sock_rps_reset_flow_hash [2023-11-12 02:16:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_rps_reset_flow_hash [2023-11-12 02:16:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 02:16:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 02:16:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure tun_queue_purge [2023-11-12 02:16:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_queue_purge [2023-11-12 02:16:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure tun_hashfn [2023-11-12 02:16:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_hashfn [2023-11-12 02:16:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 02:16:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 02:16:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 02:16:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 02:16:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 02:16:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 02:16:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-11-12 02:16:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-11-12 02:16:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_75 [2023-11-12 02:16:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_75 [2023-11-12 02:16:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:16:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:16:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure tun_enable_queue [2023-11-12 02:16:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_enable_queue [2023-11-12 02:16:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:16:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_free_security [2023-11-12 02:16:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_free_security [2023-11-12 02:16:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2023-11-12 02:16:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2023-11-12 02:16:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_real_num_queues [2023-11-12 02:16:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_real_num_queues [2023-11-12 02:16:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:16:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:16:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2023-11-12 02:16:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2023-11-12 02:16:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2023-11-12 02:16:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2023-11-12 02:16:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure tun_do_read [2023-11-12 02:16:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_do_read [2023-11-12 02:16:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-12 02:16:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-12 02:16:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2023-11-12 02:16:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2023-11-12 02:16:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 02:16:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 02:16:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-11-12 02:16:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-11-12 02:16:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 02:16:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 02:16:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-12 02:16:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-12 02:16:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-12 02:16:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-12 02:16:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-12 02:16:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-12 02:16:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 02:16:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 02:16:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach_filter [2023-11-12 02:16:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach_filter [2023-11-12 02:16:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromiovecend [2023-11-12 02:16:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromiovecend [2023-11-12 02:16:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_up [2023-11-12 02:16:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_up [2023-11-12 02:16:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 02:16:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 02:16:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-12 02:16:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-12 02:16:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure tun_put [2023-11-12 02:16:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_put [2023-11-12 02:16:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:16:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 02:16:00,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 02:16:01,671 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:16:01,679 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:16:02,267 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 02:16:07,645 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 02:16:07,749 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:16:07,779 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:16:07,780 INFO L302 CfgBuilder]: Removed 20 assume(true) statements. [2023-11-12 02:16:07,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:07 BoogieIcfgContainer [2023-11-12 02:16:07,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:16:07,789 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:16:07,789 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:16:07,793 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:16:07,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:15:53" (1/3) ... [2023-11-12 02:16:07,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594976f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:07, skipping insertion in model container [2023-11-12 02:16:07,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:15:59" (2/3) ... [2023-11-12 02:16:07,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594976f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:16:07, skipping insertion in model container [2023-11-12 02:16:07,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:16:07" (3/3) ... [2023-11-12 02:16:07,797 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2023-11-12 02:16:07,818 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:16:07,818 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-12 02:16:07,936 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:16:07,943 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;@114dbf1e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:16:07,943 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-12 02:16:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 2494 states, 1896 states have (on average 1.4108649789029535) internal successors, (2675), 1932 states have internal predecessors, (2675), 489 states have call successors, (489), 107 states have call predecessors, (489), 106 states have return successors, (482), 481 states have call predecessors, (482), 482 states have call successors, (482) [2023-11-12 02:16:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-11-12 02:16:08,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:08,105 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:08,105 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 02:16:08,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:08,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1498054428, now seen corresponding path program 1 times [2023-11-12 02:16:08,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:08,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556510290] [2023-11-12 02:16:08,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-12 02:16:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:16:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:16:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:16:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-12 02:16:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-12 02:16:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-12 02:16:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-12 02:16:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-12 02:16:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-12 02:16:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:16:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:16:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-12 02:16:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:16:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-12 02:16:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:09,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:16:10,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-12 02:16:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-12 02:16:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-12 02:16:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-12 02:16:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-12 02:16:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-12 02:16:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-12 02:16:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-12 02:16:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-12 02:16:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-12 02:16:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-12 02:16:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:10,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-11-12 02:16:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2023-11-12 02:16:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2023-11-12 02:16:10,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:10,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556510290] [2023-11-12 02:16:10,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556510290] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:10,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:10,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:16:10,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601680753] [2023-11-12 02:16:10,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:10,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:16:10,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:10,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:16:10,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:16:10,408 INFO L87 Difference]: Start difference. First operand has 2494 states, 1896 states have (on average 1.4108649789029535) internal successors, (2675), 1932 states have internal predecessors, (2675), 489 states have call successors, (489), 107 states have call predecessors, (489), 106 states have return successors, (482), 481 states have call predecessors, (482), 482 states have call successors, (482) Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-12 02:16:17,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:17,634 INFO L93 Difference]: Finished difference Result 7082 states and 10513 transitions. [2023-11-12 02:16:17,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:16:17,637 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 327 [2023-11-12 02:16:17,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:17,706 INFO L225 Difference]: With dead ends: 7082 [2023-11-12 02:16:17,706 INFO L226 Difference]: Without dead ends: 4636 [2023-11-12 02:16:17,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:16:17,738 INFO L413 NwaCegarLoop]: 2451 mSDtfsCounter, 4298 mSDsluCounter, 3808 mSDsCounter, 0 mSdLazyCounter, 2664 mSolverCounterSat, 1081 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4682 SdHoareTripleChecker+Valid, 6259 SdHoareTripleChecker+Invalid, 3745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1081 IncrementalHoareTripleChecker+Valid, 2664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:17,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4682 Valid, 6259 Invalid, 3745 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1081 Valid, 2664 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2023-11-12 02:16:17,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4636 states. [2023-11-12 02:16:18,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4636 to 4620. [2023-11-12 02:16:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4620 states, 3515 states have (on average 1.3615931721194878) internal successors, (4786), 3585 states have internal predecessors, (4786), 894 states have call successors, (894), 209 states have call predecessors, (894), 208 states have return successors, (890), 888 states have call predecessors, (890), 890 states have call successors, (890) [2023-11-12 02:16:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 4620 states and 6570 transitions. [2023-11-12 02:16:18,122 INFO L78 Accepts]: Start accepts. Automaton has 4620 states and 6570 transitions. Word has length 327 [2023-11-12 02:16:18,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:18,129 INFO L495 AbstractCegarLoop]: Abstraction has 4620 states and 6570 transitions. [2023-11-12 02:16:18,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-12 02:16:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 4620 states and 6570 transitions. [2023-11-12 02:16:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2023-11-12 02:16:18,144 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:18,144 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:18,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:16:18,145 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 02:16:18,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:18,146 INFO L85 PathProgramCache]: Analyzing trace with hash -436403424, now seen corresponding path program 1 times [2023-11-12 02:16:18,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:18,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220261717] [2023-11-12 02:16:18,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:18,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-12 02:16:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:16:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:16:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:16:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-12 02:16:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-12 02:16:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:18,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-12 02:16:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-12 02:16:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-12 02:16:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-12 02:16:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:16:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:16:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-12 02:16:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:16:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-12 02:16:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:16:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-12 02:16:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-12 02:16:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-12 02:16:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-12 02:16:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-12 02:16:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-12 02:16:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-12 02:16:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-12 02:16:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-12 02:16:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-12 02:16:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-12 02:16:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-11-12 02:16:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2023-11-12 02:16:19,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:19,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220261717] [2023-11-12 02:16:19,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220261717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:19,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:19,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:16:19,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603005580] [2023-11-12 02:16:19,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:19,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:16:19,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:19,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:16:19,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:16:19,547 INFO L87 Difference]: Start difference. First operand 4620 states and 6570 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:16:26,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:26,388 INFO L93 Difference]: Finished difference Result 13650 states and 19473 transitions. [2023-11-12 02:16:26,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:16:26,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 326 [2023-11-12 02:16:26,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:26,461 INFO L225 Difference]: With dead ends: 13650 [2023-11-12 02:16:26,461 INFO L226 Difference]: Without dead ends: 9089 [2023-11-12 02:16:26,485 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:16:26,486 INFO L413 NwaCegarLoop]: 2592 mSDtfsCounter, 4226 mSDsluCounter, 3974 mSDsCounter, 0 mSdLazyCounter, 2702 mSolverCounterSat, 1097 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4609 SdHoareTripleChecker+Valid, 6566 SdHoareTripleChecker+Invalid, 3799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1097 IncrementalHoareTripleChecker+Valid, 2702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:16:26,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4609 Valid, 6566 Invalid, 3799 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1097 Valid, 2702 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2023-11-12 02:16:26,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9089 states. [2023-11-12 02:16:26,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9089 to 9033. [2023-11-12 02:16:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9033 states, 6896 states have (on average 1.3644141531322507) internal successors, (9409), 7036 states have internal predecessors, (9409), 1723 states have call successors, (1723), 414 states have call predecessors, (1723), 411 states have return successors, (1735), 1706 states have call predecessors, (1735), 1719 states have call successors, (1735) [2023-11-12 02:16:27,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9033 states to 9033 states and 12867 transitions. [2023-11-12 02:16:27,041 INFO L78 Accepts]: Start accepts. Automaton has 9033 states and 12867 transitions. Word has length 326 [2023-11-12 02:16:27,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:16:27,044 INFO L495 AbstractCegarLoop]: Abstraction has 9033 states and 12867 transitions. [2023-11-12 02:16:27,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:16:27,045 INFO L276 IsEmpty]: Start isEmpty. Operand 9033 states and 12867 transitions. [2023-11-12 02:16:27,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2023-11-12 02:16:27,057 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:16:27,057 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 27, 27, 27, 27, 27, 27, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:16:27,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:16:27,060 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 02:16:27,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:16:27,061 INFO L85 PathProgramCache]: Analyzing trace with hash -478630030, now seen corresponding path program 1 times [2023-11-12 02:16:27,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:16:27,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866205137] [2023-11-12 02:16:27,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:16:27,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:16:27,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-12 02:16:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-12 02:16:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:16:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-12 02:16:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-12 02:16:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-12 02:16:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-12 02:16:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-12 02:16:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-12 02:16:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-12 02:16:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-12 02:16:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-12 02:16:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-12 02:16:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-12 02:16:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-12 02:16:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-12 02:16:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-12 02:16:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-12 02:16:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-12 02:16:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:27,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-12 02:16:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-12 02:16:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-12 02:16:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-12 02:16:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-12 02:16:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-12 02:16:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-12 02:16:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-12 02:16:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-12 02:16:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-11-12 02:16:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-12 02:16:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2023-11-12 02:16:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2023-11-12 02:16:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-12 02:16:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2023-11-12 02:16:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2023-11-12 02:16:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:16:28,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3243 trivial. 0 not checked. [2023-11-12 02:16:28,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:16:28,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866205137] [2023-11-12 02:16:28,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866205137] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:16:28,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:16:28,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 02:16:28,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541527069] [2023-11-12 02:16:28,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:16:28,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:16:28,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:16:28,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:16:28,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:16:28,237 INFO L87 Difference]: Start difference. First operand 9033 states and 12867 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-12 02:16:33,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:16:33,821 INFO L93 Difference]: Finished difference Result 17871 states and 25378 transitions. [2023-11-12 02:16:33,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:16:33,822 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 360 [2023-11-12 02:16:33,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:16:33,890 INFO L225 Difference]: With dead ends: 17871 [2023-11-12 02:16:33,890 INFO L226 Difference]: Without dead ends: 8897