./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 fa9ec5014a93fa4ada80c2707ca9ad7bdd1ffda04a5a3c96f283fdf229b22b41 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:53:25,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:53:25,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 21:53:25,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:53:25,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:53:25,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:53:25,355 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:53:25,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:53:25,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:53:25,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:53:25,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:53:25,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:53:25,367 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:53:25,369 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:53:25,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 21:53:25,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:53:25,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:53:25,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 21:53:25,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:53:25,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 21:53:25,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:53:25,373 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:53:25,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:53:25,375 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:53:25,375 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:53:25,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:53:25,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:53:25,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:53:25,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 21:53:25,378 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:53:25,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:53:25,380 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 21:53:25,380 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 21:53:25,380 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 21:53:25,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:53:25,381 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 21:53:25,381 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_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa9ec5014a93fa4ada80c2707ca9ad7bdd1ffda04a5a3c96f283fdf229b22b41 [2023-11-06 21:53:25,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:53:25,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:53:25,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:53:25,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:53:25,762 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:53:25,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2023-11-06 21:53:29,015 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:53:29,775 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:53:29,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2023-11-06 21:53:29,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/data/e59fe8980/cc0ef1d412ff484c9a21ce6c7e2504eb/FLAG5a5dfa80b [2023-11-06 21:53:29,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/data/e59fe8980/cc0ef1d412ff484c9a21ce6c7e2504eb [2023-11-06 21:53:29,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:53:29,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:53:29,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:53:29,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:53:29,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:53:29,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:53:29" (1/1) ... [2023-11-06 21:53:29,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ce99ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:29, skipping insertion in model container [2023-11-06 21:53:29,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:53:29" (1/1) ... [2023-11-06 21:53:30,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:53:31,890 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_a53b1acb-7583-49fc-9172-be3eb3e4154e/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2023-11-06 21:53:33,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:53:34,003 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:53:34,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6992-6993] [2023-11-06 21:53:34,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7007] [2023-11-06 21:53:34,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [7015] [2023-11-06 21:53:34,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (4*32+23)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6641:\n\t.popsection": "=a" (res): "D" (w)); [7024] [2023-11-06 21:53:34,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7074] [2023-11-06 21:53:34,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7077] [2023-11-06 21:53:34,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7080] [2023-11-06 21:53:34,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7083] [2023-11-06 21:53:34,229 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [7114-7115] [2023-11-06 21:53:34,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [7120-7122] [2023-11-06 21:53:34,236 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)); [7149] [2023-11-06 21:53:34,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [7156] [2023-11-06 21:53:34,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7169] [2023-11-06 21:53:34,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7172] [2023-11-06 21:53:34,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (val)); [7174] [2023-11-06 21:53:34,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [7179] [2023-11-06 21:53:34,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [7182] [2023-11-06 21:53:34,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [7184] [2023-11-06 21:53:34,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [7189] [2023-11-06 21:53:34,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [7192] [2023-11-06 21:53:34,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (val)); [7194] [2023-11-06 21:53:34,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [7199] [2023-11-06 21:53:34,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [7202] [2023-11-06 21:53:34,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (val)); [7204] [2023-11-06 21:53:34,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%P0": "+m" (__preempt_count)); [7222] [2023-11-06 21:53:34,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%P0": "+m" (__preempt_count)); [7225] [2023-11-06 21:53:34,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%P0": "+m" (__preempt_count): "qi" (- val)); [7227] [2023-11-06 21:53:34,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%P0": "+m" (__preempt_count)); [7232] [2023-11-06 21:53:34,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%P0": "+m" (__preempt_count)); [7235] [2023-11-06 21:53:34,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [7237] [2023-11-06 21:53:34,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%P0": "+m" (__preempt_count)); [7242] [2023-11-06 21:53:34,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%P0": "+m" (__preempt_count)); [7245] [2023-11-06 21:53:34,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%P0": "+m" (__preempt_count): "ri" (- val)); [7247] [2023-11-06 21:53:34,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%P0": "+m" (__preempt_count)); [7252] [2023-11-06 21:53:34,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%P0": "+m" (__preempt_count)); [7255] [2023-11-06 21:53:34,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%P0": "+m" (__preempt_count): "re" (- val)); [7257] [2023-11-06 21:53:34,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7344] [2023-11-06 21:53:34,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7356] [2023-11-06 21:53:34,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7363] [2023-11-06 21:53:34,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [7579-7580] [2023-11-06 21:53:34,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [7608-7609] [2023-11-06 21:53:34,277 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_a53b1acb-7583-49fc-9172-be3eb3e4154e/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i[223336,223349] [2023-11-06 21:53:34,281 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7930] [2023-11-06 21:53:34,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7957] [2023-11-06 21:53:34,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7966] [2023-11-06 21:53:34,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7973] [2023-11-06 21:53:34,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8880] [2023-11-06 21:53:34,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8897] [2023-11-06 21:53:34,341 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8962] [2023-11-06 21:53:34,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8979] [2023-11-06 21:53:34,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1703), "i" (12UL)); [9547-9548] [2023-11-06 21:53:34,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1770), "i" (12UL)); [9613-9614] [2023-11-06 21:53:34,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1779), "i" (12UL)); [9628-9629] [2023-11-06 21:53:34,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1797), "i" (12UL)); [9649-9650] [2023-11-06 21:53:34,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1926), "i" (12UL)); [9809-9810] [2023-11-06 21:53:34,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (1938), "i" (12UL)); [9828-9829] [2023-11-06 21:53:34,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (2157), "i" (12UL)); [10080-10081] [2023-11-06 21:53:34,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10113] [2023-11-06 21:53:34,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5435), "i" (12UL)); [13108-13109] [2023-11-06 21:53:34,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5604), "i" (12UL)); [13291-13292] [2023-11-06 21:53:34,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5605), "i" (12UL)); [13299-13300] [2023-11-06 21:53:34,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/953/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/mwl8k.o.c.prepared"), "i" (5851), "i" (12UL)); [13514-13515] [2023-11-06 21:53:34,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:53:34,903 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:53:34,904 WARN L672 CHandler]: The function __VERIFIER_nondet_u16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:53:34,905 WARN L672 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:53:34,905 WARN L672 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:53:34,905 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:53:34,913 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:53:34,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34 WrapperNode [2023-11-06 21:53:34,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:53:34,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:53:34,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:53:34,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:53:34,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,398 INFO L138 Inliner]: procedures = 418, calls = 3849, calls flagged for inlining = 182, calls inlined = 159, statements flattened = 8727 [2023-11-06 21:53:35,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:53:35,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:53:35,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:53:35,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:53:35,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:35,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:36,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:53:36,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:53:36,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:53:36,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:53:36,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (1/1) ... [2023-11-06 21:53:36,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:53:36,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:53:36,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:53:36,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a53b1acb-7583-49fc-9172-be3eb3e4154e/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:53:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2023-11-06 21:53:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2023-11-06 21:53:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2023-11-06 21:53:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2023-11-06 21:53:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2023-11-06 21:53:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2023-11-06 21:53:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-06 21:53:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-06 21:53:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_rts_threshold [2023-11-06 21:53:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_rts_threshold [2023-11-06 21:53:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-06 21:53:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-06 21:53:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 21:53:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 21:53:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_interface [2023-11-06 21:53:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_interface [2023-11-06 21:53:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-06 21:53:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-06 21:53:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-06 21:53:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-06 21:53:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-06 21:53:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-06 21:53:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-06 21:53:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-06 21:53:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-06 21:53:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-06 21:53:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-06 21:53:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-06 21:53:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_prepare_multicast [2023-11-06 21:53:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_prepare_multicast [2023-11-06 21:53:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2023-11-06 21:53:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2023-11-06 21:53:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2023-11-06 21:53:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2023-11-06 21:53:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-06 21:53:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-06 21:53:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-06 21:53:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2023-11-06 21:53:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2023-11-06 21:53:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2023-11-06 21:53:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2023-11-06 21:53:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2023-11-06 21:53:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2023-11-06 21:53:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-11-06 21:53:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2023-11-06 21:53:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2023-11-06 21:53:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_stats [2023-11-06 21:53:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_stats [2023-11-06 21:53:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-06 21:53:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-06 21:53:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 21:53:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-06 21:53:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-06 21:53:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-06 21:53:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-06 21:53:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_configure_filter [2023-11-06 21:53:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_configure_filter [2023-11-06 21:53:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2023-11-06 21:53:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2023-11-06 21:53:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2023-11-06 21:53:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2023-11-06 21:53:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2023-11-06 21:53:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2023-11-06 21:53:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 21:53:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 21:53:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-06 21:53:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-06 21:53:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 21:53:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-06 21:53:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-06 21:53:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 21:53:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2023-11-06 21:53:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2023-11-06 21:53:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-06 21:53:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-06 21:53:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 21:53:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-06 21:53:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-06 21:53:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-11-06 21:53:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-11-06 21:53:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2023-11-06 21:53:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2023-11-06 21:53:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2023-11-06 21:53:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2023-11-06 21:53:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 21:53:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 21:53:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2023-11-06 21:53:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2023-11-06 21:53:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx [2023-11-06 21:53:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx [2023-11-06 21:53:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-11-06 21:53:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-11-06 21:53:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-06 21:53:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-06 21:53:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_start [2023-11-06 21:53:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_start [2023-11-06 21:53:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-06 21:53:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-06 21:53:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-06 21:53:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-06 21:53:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2023-11-06 21:53:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2023-11-06 21:53:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2023-11-06 21:53:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2023-11-06 21:53:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2023-11-06 21:53:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-11-06 21:53:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-11-06 21:53:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2023-11-06 21:53:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2023-11-06 21:53:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 21:53:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_get_survey [2023-11-06 21:53:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_get_survey [2023-11-06 21:53:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-06 21:53:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-06 21:53:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:53:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-11-06 21:53:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-11-06 21:53:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-06 21:53:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-06 21:53:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 21:53:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 21:53:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2023-11-06 21:53:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2023-11-06 21:53:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2023-11-06 21:53:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2023-11-06 21:53:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2023-11-06 21:53:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2023-11-06 21:53:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-11-06 21:53:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-11-06 21:53:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2023-11-06 21:53:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2023-11-06 21:53:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-06 21:53:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-06 21:53:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2023-11-06 21:53:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2023-11-06 21:53:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2023-11-06 21:53:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2023-11-06 21:53:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-06 21:53:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-06 21:53:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:53:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:53:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2023-11-06 21:53:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2023-11-06 21:53:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-06 21:53:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-06 21:53:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-06 21:53:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-06 21:53:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2023-11-06 21:53:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2023-11-06 21:53:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2023-11-06 21:53:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2023-11-06 21:53:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 21:53:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 21:53:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2023-11-06 21:53:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2023-11-06 21:53:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 21:53:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 21:53:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2023-11-06 21:53:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2023-11-06 21:53:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_interrupt [2023-11-06 21:53:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_interrupt [2023-11-06 21:53:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-06 21:53:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-06 21:53:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-06 21:53:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-06 21:53:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-11-06 21:53:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-11-06 21:53:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2023-11-06 21:53:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2023-11-06 21:53:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2023-11-06 21:53:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2023-11-06 21:53:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2023-11-06 21:53:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2023-11-06 21:53:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2023-11-06 21:53:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2023-11-06 21:53:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-11-06 21:53:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-11-06 21:53:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2023-11-06 21:53:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2023-11-06 21:53:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2023-11-06 21:53:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2023-11-06 21:53:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2023-11-06 21:53:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2023-11-06 21:53:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 21:53:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 21:53:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2023-11-06 21:53:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2023-11-06 21:53:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2023-11-06 21:53:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2023-11-06 21:53:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 21:53:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 21:53:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-06 21:53:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-06 21:53:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2023-11-06 21:53:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2023-11-06 21:53:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2023-11-06 21:53:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2023-11-06 21:53:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-06 21:53:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-06 21:53:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2023-11-06 21:53:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2023-11-06 21:53:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 21:53:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 21:53:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-11-06 21:53:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-11-06 21:53:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-06 21:53:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-06 21:53:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bbp_reg_access [2023-11-06 21:53:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bbp_reg_access [2023-11-06 21:53:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 21:53:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 21:53:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-06 21:53:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-06 21:53:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-11-06 21:53:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-11-06 21:53:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2023-11-06 21:53:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2023-11-06 21:53:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2023-11-06 21:53:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2023-11-06 21:53:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-06 21:53:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-06 21:53:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 21:53:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2023-11-06 21:53:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2023-11-06 21:53:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 21:53:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-06 21:53:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-06 21:53:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2023-11-06 21:53:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2023-11-06 21:53:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_bss_info_changed [2023-11-06 21:53:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_bss_info_changed [2023-11-06 21:53:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2023-11-06 21:53:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2023-11-06 21:53:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2023-11-06 21:53:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2023-11-06 21:53:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sw_scan_complete [2023-11-06 21:53:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sw_scan_complete [2023-11-06 21:53:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2023-11-06 21:53:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2023-11-06 21:53:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2023-11-06 21:53:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2023-11-06 21:53:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2023-11-06 21:53:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2023-11-06 21:53:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 21:53:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 21:53:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 21:53:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 21:53:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 21:53:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-06 21:53:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-06 21:53:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-06 21:53:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-06 21:53:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2023-11-06 21:53:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2023-11-06 21:53:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2023-11-06 21:53:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2023-11-06 21:53:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-06 21:53:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-06 21:53:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2023-11-06 21:53:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2023-11-06 21:53:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2023-11-06 21:53:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2023-11-06 21:53:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-06 21:53:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2023-11-06 21:53:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2023-11-06 21:53:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2023-11-06 21:53:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-06 21:53:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-06 21:53:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2023-11-06 21:53:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2023-11-06 21:53:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2023-11-06 21:53:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2023-11-06 21:53:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2023-11-06 21:53:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2023-11-06 21:53:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-06 21:53:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-06 21:53:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-06 21:53:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-06 21:53:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_remove [2023-11-06 21:53:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_remove [2023-11-06 21:53:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2023-11-06 21:53:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2023-11-06 21:53:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2023-11-06 21:53:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2023-11-06 21:53:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2023-11-06 21:53:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2023-11-06 21:53:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2023-11-06 21:53:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2023-11-06 21:53:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 21:53:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 21:53:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-06 21:53:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-06 21:53:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 21:53:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-06 21:53:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-06 21:53:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 21:53:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 21:53:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2023-11-06 21:53:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2023-11-06 21:53:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2023-11-06 21:53:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2023-11-06 21:53:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2023-11-06 21:53:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2023-11-06 21:53:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-06 21:53:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-06 21:53:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_sta_add [2023-11-06 21:53:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_sta_add [2023-11-06 21:53:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-06 21:53:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-06 21:53:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-06 21:53:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-06 21:53:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2023-11-06 21:53:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2023-11-06 21:53:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_interface [2023-11-06 21:53:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_interface [2023-11-06 21:53:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-06 21:53:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-06 21:53:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-06 21:53:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-06 21:53:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2023-11-06 21:53:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2023-11-06 21:53:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_ampdu_action [2023-11-06 21:53:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_ampdu_action [2023-11-06 21:53:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2023-11-06 21:53:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2023-11-06 21:53:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-06 21:53:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-06 21:53:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-06 21:53:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-06 21:53:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-06 21:53:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-06 21:53:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2023-11-06 21:53:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2023-11-06 21:53:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2023-11-06 21:53:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2023-11-06 21:53:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 21:53:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 21:53:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2023-11-06 21:53:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2023-11-06 21:53:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-06 21:53:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-06 21:53:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:53:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2023-11-06 21:53:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2023-11-06 21:53:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2023-11-06 21:53:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2023-11-06 21:53:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2023-11-06 21:53:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2023-11-06 21:53:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-06 21:53:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-06 21:53:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-06 21:53:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2023-11-06 21:53:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2023-11-06 21:53:37,446 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:53:37,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:53:42,938 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 21:53:58,263 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:53:58,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:53:58,302 INFO L302 CfgBuilder]: Removed 35 assume(true) statements. [2023-11-06 21:53:58,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:53:58 BoogieIcfgContainer [2023-11-06 21:53:58,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:53:58,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:53:58,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:53:58,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:53:58,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:53:29" (1/3) ... [2023-11-06 21:53:58,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ba417d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:53:58, skipping insertion in model container [2023-11-06 21:53:58,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:34" (2/3) ... [2023-11-06 21:53:58,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ba417d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:53:58, skipping insertion in model container [2023-11-06 21:53:58,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:53:58" (3/3) ... [2023-11-06 21:53:58,323 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--mwl8k.ko-entry_point.cil.out.i [2023-11-06 21:53:58,344 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:53:58,344 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 21:53:58,499 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 21:53:58,510 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=LoopsAndPotentialCycles, 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;@2bbe1f3a, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 21:53:58,511 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 21:53:58,531 INFO L276 IsEmpty]: Start isEmpty. Operand has 3489 states, 2545 states have (on average 1.431041257367387) internal successors, (3642), 2615 states have internal predecessors, (3642), 777 states have call successors, (777), 166 states have call predecessors, (777), 165 states have return successors, (767), 757 states have call predecessors, (767), 767 states have call successors, (767) [2023-11-06 21:53:58,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-06 21:53:58,564 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:53:58,565 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:53:58,566 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:53:58,572 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:53:58,572 INFO L85 PathProgramCache]: Analyzing trace with hash 261196551, now seen corresponding path program 1 times [2023-11-06 21:53:58,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:53:58,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796927919] [2023-11-06 21:53:58,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:53:58,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:53:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:53:59,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:53:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:53:59,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:53:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:53:59,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 21:54:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 21:54:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 21:54:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:54:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:54:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 21:54:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 21:54:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 21:54:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 21:54:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 21:54:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 21:54:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 21:54:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 21:54:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 21:54:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 21:54:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:54:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:54:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:54:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:54:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:54:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:54:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:54:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 21:54:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 21:54:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 21:54:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:54:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 21:54:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 21:54:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:00,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2023-11-06 21:54:00,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:00,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796927919] [2023-11-06 21:54:00,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796927919] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:00,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:00,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 21:54:00,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290737645] [2023-11-06 21:54:00,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:00,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 21:54:00,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:00,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 21:54:00,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 21:54:00,633 INFO L87 Difference]: Start difference. First operand has 3489 states, 2545 states have (on average 1.431041257367387) internal successors, (3642), 2615 states have internal predecessors, (3642), 777 states have call successors, (777), 166 states have call predecessors, (777), 165 states have return successors, (767), 757 states have call predecessors, (767), 767 states have call successors, (767) Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-06 21:54:06,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:08,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:13,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:15,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:23,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:25,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:30,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:32,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:45,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:45,197 INFO L93 Difference]: Finished difference Result 12415 states and 19642 transitions. [2023-11-06 21:54:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 21:54:45,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 199 [2023-11-06 21:54:45,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:54:45,327 INFO L225 Difference]: With dead ends: 12415 [2023-11-06 21:54:45,327 INFO L226 Difference]: Without dead ends: 8871 [2023-11-06 21:54:45,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 21:54:45,382 INFO L413 NwaCegarLoop]: 3958 mSDtfsCounter, 11982 mSDsluCounter, 7479 mSDsCounter, 0 mSdLazyCounter, 6420 mSolverCounterSat, 5257 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12560 SdHoareTripleChecker+Valid, 11437 SdHoareTripleChecker+Invalid, 11685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5257 IncrementalHoareTripleChecker+Valid, 6420 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.1s IncrementalHoareTripleChecker+Time [2023-11-06 21:54:45,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12560 Valid, 11437 Invalid, 11685 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5257 Valid, 6420 Invalid, 8 Unknown, 0 Unchecked, 43.1s Time] [2023-11-06 21:54:45,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8871 states. [2023-11-06 21:54:46,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8871 to 6833. [2023-11-06 21:54:46,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6833 states, 5005 states have (on average 1.4115884115884116) internal successors, (7065), 5121 states have internal predecessors, (7065), 1499 states have call successors, (1499), 329 states have call predecessors, (1499), 328 states have return successors, (1498), 1478 states have call predecessors, (1498), 1498 states have call successors, (1498) [2023-11-06 21:54:46,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6833 states to 6833 states and 10062 transitions. [2023-11-06 21:54:46,233 INFO L78 Accepts]: Start accepts. Automaton has 6833 states and 10062 transitions. Word has length 199 [2023-11-06 21:54:46,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:54:46,242 INFO L495 AbstractCegarLoop]: Abstraction has 6833 states and 10062 transitions. [2023-11-06 21:54:46,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-06 21:54:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6833 states and 10062 transitions. [2023-11-06 21:54:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 21:54:46,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:54:46,264 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:46,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 21:54:46,264 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:54:46,265 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:46,265 INFO L85 PathProgramCache]: Analyzing trace with hash -492920107, now seen corresponding path program 1 times [2023-11-06 21:54:46,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:46,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571298447] [2023-11-06 21:54:46,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:46,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:54:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:54:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 21:54:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 21:54:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 21:54:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:54:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:54:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 21:54:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 21:54:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 21:54:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 21:54:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 21:54:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 21:54:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 21:54:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 21:54:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 21:54:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 21:54:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:54:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:54:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:54:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:54:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:54:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:54:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:54:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 21:54:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 21:54:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 21:54:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:54:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 21:54:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 21:54:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:47,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1096 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2023-11-06 21:54:47,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:47,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571298447] [2023-11-06 21:54:47,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571298447] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:47,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:47,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 21:54:47,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025499204] [2023-11-06 21:54:47,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:47,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:54:47,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:47,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:54:47,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:54:47,702 INFO L87 Difference]: Start difference. First operand 6833 states and 10062 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 21:54:56,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:54:58,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:01,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:03,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:10,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:12,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:15,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:17,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:38,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:55:38,711 INFO L93 Difference]: Finished difference Result 24436 states and 37340 transitions. [2023-11-06 21:55:38,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 21:55:38,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 202 [2023-11-06 21:55:38,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:55:38,889 INFO L225 Difference]: With dead ends: 24436 [2023-11-06 21:55:38,889 INFO L226 Difference]: Without dead ends: 17662 [2023-11-06 21:55:38,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2023-11-06 21:55:38,940 INFO L413 NwaCegarLoop]: 3932 mSDtfsCounter, 12031 mSDsluCounter, 14437 mSDsCounter, 0 mSdLazyCounter, 10199 mSolverCounterSat, 5273 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12613 SdHoareTripleChecker+Valid, 18369 SdHoareTripleChecker+Invalid, 15480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5273 IncrementalHoareTripleChecker+Valid, 10199 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.4s IncrementalHoareTripleChecker+Time [2023-11-06 21:55:38,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12613 Valid, 18369 Invalid, 15480 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5273 Valid, 10199 Invalid, 8 Unknown, 0 Unchecked, 49.4s Time] [2023-11-06 21:55:38,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17662 states. [2023-11-06 21:55:39,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17662 to 13644. [2023-11-06 21:55:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13644 states, 10008 states have (on average 1.412569944044764) internal successors, (14137), 10248 states have internal predecessors, (14137), 2969 states have call successors, (2969), 657 states have call predecessors, (2969), 666 states have return successors, (3038), 2930 states have call predecessors, (3038), 2968 states have call successors, (3038) [2023-11-06 21:55:40,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13644 states to 13644 states and 20144 transitions. [2023-11-06 21:55:40,167 INFO L78 Accepts]: Start accepts. Automaton has 13644 states and 20144 transitions. Word has length 202 [2023-11-06 21:55:40,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:55:40,169 INFO L495 AbstractCegarLoop]: Abstraction has 13644 states and 20144 transitions. [2023-11-06 21:55:40,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 21:55:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 13644 states and 20144 transitions. [2023-11-06 21:55:40,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-06 21:55:40,196 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:55:40,196 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:55:40,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 21:55:40,197 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:55:40,198 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:55:40,198 INFO L85 PathProgramCache]: Analyzing trace with hash 565742095, now seen corresponding path program 1 times [2023-11-06 21:55:40,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:55:40,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134557359] [2023-11-06 21:55:40,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:55:40,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:55:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:55:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:55:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 21:55:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 21:55:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 21:55:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:55:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:55:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 21:55:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 21:55:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 21:55:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 21:55:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 21:55:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 21:55:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 21:55:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 21:55:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 21:55:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 21:55:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:55:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:55:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:55:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:55:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:55:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:55:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:55:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 21:55:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:40,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 21:55:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 21:55:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:55:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 21:55:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 21:55:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-11-06 21:55:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 21:55:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:55:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:55:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:55:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2023-11-06 21:55:41,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:55:41,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134557359] [2023-11-06 21:55:41,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134557359] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:55:41,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:55:41,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 21:55:41,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873182760] [2023-11-06 21:55:41,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:55:41,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:55:41,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:55:41,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:55:41,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:55:41,193 INFO L87 Difference]: Start difference. First operand 13644 states and 20144 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 21:55:49,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:51,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:53,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:55:55,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:04,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:06,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:08,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:10,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:31,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:31,298 INFO L93 Difference]: Finished difference Result 36336 states and 54747 transitions. [2023-11-06 21:56:31,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 21:56:31,299 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 243 [2023-11-06 21:56:31,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 21:56:31,467 INFO L225 Difference]: With dead ends: 36336 [2023-11-06 21:56:31,467 INFO L226 Difference]: Without dead ends: 22756 [2023-11-06 21:56:31,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2023-11-06 21:56:31,552 INFO L413 NwaCegarLoop]: 3358 mSDtfsCounter, 5828 mSDsluCounter, 7339 mSDsCounter, 0 mSdLazyCounter, 11194 mSolverCounterSat, 3051 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6172 SdHoareTripleChecker+Valid, 10697 SdHoareTripleChecker+Invalid, 14253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3051 IncrementalHoareTripleChecker+Valid, 11194 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.5s IncrementalHoareTripleChecker+Time [2023-11-06 21:56:31,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6172 Valid, 10697 Invalid, 14253 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3051 Valid, 11194 Invalid, 8 Unknown, 0 Unchecked, 48.5s Time] [2023-11-06 21:56:31,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22756 states. [2023-11-06 21:56:32,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22756 to 18090. [2023-11-06 21:56:32,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18090 states, 13250 states have (on average 1.4015849056603773) internal successors, (18571), 13590 states have internal predecessors, (18571), 3825 states have call successors, (3825), 955 states have call predecessors, (3825), 1014 states have return successors, (4192), 3814 states have call predecessors, (4192), 3824 states have call successors, (4192) [2023-11-06 21:56:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18090 states to 18090 states and 26588 transitions. [2023-11-06 21:56:33,212 INFO L78 Accepts]: Start accepts. Automaton has 18090 states and 26588 transitions. Word has length 243 [2023-11-06 21:56:33,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 21:56:33,213 INFO L495 AbstractCegarLoop]: Abstraction has 18090 states and 26588 transitions. [2023-11-06 21:56:33,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-06 21:56:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 18090 states and 26588 transitions. [2023-11-06 21:56:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-11-06 21:56:33,246 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 21:56:33,247 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 7, 7, 7, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:56:33,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 21:56:33,247 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 21:56:33,248 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:33,248 INFO L85 PathProgramCache]: Analyzing trace with hash 965818994, now seen corresponding path program 1 times [2023-11-06 21:56:33,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:33,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915418575] [2023-11-06 21:56:33,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:33,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 21:56:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:56:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 21:56:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 21:56:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-06 21:56:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 21:56:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 21:56:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-06 21:56:33,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 21:56:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 21:56:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 21:56:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 21:56:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-06 21:56:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 21:56:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-06 21:56:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-06 21:56:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 21:56:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 21:56:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-06 21:56:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-06 21:56:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-06 21:56:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-06 21:56:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-06 21:56:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:33,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-06 21:56:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-06 21:56:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-06 21:56:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-06 21:56:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-06 21:56:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-06 21:56:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-06 21:56:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-11-06 21:56:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-11-06 21:56:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-06 21:56:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-06 21:56:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-06 21:56:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 21:56:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 21:56:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 21:56:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:34,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2023-11-06 21:56:34,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:34,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915418575] [2023-11-06 21:56:34,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915418575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:34,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:34,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 21:56:34,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422350512] [2023-11-06 21:56:34,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:34,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 21:56:34,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:34,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 21:56:34,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 21:56:34,311 INFO L87 Difference]: Start difference. First operand 18090 states and 26588 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-06 21:56:45,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:47,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:49,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:51,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:53,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:55,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:57,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 21:56:59,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []