./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 858db0dc93665c256aee8c371cc5e7402c07723dfb84e9055ac91d9672a0aa3b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:08:12,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:08:13,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 04:08:13,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:08:13,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:08:13,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:08:13,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:08:13,048 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:08:13,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:08:13,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:08:13,049 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:08:13,049 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:08:13,050 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:08:13,050 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:08:13,050 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:08:13,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:08:13,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:08:13,050 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:08:13,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:08:13,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:08:13,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:08:13,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:08:13,052 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 858db0dc93665c256aee8c371cc5e7402c07723dfb84e9055ac91d9672a0aa3b [2024-11-14 04:08:13,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:08:13,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:08:13,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:08:13,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:08:13,383 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:08:13,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-14 04:08:15,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:08:16,170 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:08:16,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2024-11-14 04:08:16,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/data/908cecd96/ae1aa00572ab4e7c98c4884721eecd55/FLAG94c01531b [2024-11-14 04:08:16,279 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/data/908cecd96/ae1aa00572ab4e7c98c4884721eecd55 [2024-11-14 04:08:16,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:08:16,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:08:16,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:08:16,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:08:16,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:08:16,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:08:16" (1/1) ... [2024-11-14 04:08:16,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e95a9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:16, skipping insertion in model container [2024-11-14 04:08:16,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:08:16" (1/1) ... [2024-11-14 04:08:16,529 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:08:20,900 WARN L250 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_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i[494254,494267] [2024-11-14 04:08:20,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:08:21,102 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:08:21,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4702] [2024-11-14 04:08:21,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5518] [2024-11-14 04:08:21,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [6509-6510] [2024-11-14 04:08:21,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [6513-6514] [2024-11-14 04:08:21,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [6517-6518] [2024-11-14 04:08:21,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [6521-6522] [2024-11-14 04:08:21,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6883-6884] [2024-11-14 04:08:21,789 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %1,%0": "+m" (v->counter): "ir" (i)); [8532] [2024-11-14 04:08:21,789 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)); [8539] [2024-11-14 04:08:21,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr))); [8595] [2024-11-14 04:08:21,795 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr))); [8602] [2024-11-14 04:08:21,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [9847] [2024-11-14 04:08:21,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [9854] [2024-11-14 04:08:21,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [9887] [2024-11-14 04:08:21,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [9890] [2024-11-14 04:08:21,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [9893] [2024-11-14 04:08:21,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [9896] [2024-11-14 04:08:21,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (123), "i" (12UL)); [10011-10012] [2024-11-14 04:08:21,927 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (124), "i" (12UL)); [10019-10020] [2024-11-14 04:08:21,930 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)); [10082-10083] [2024-11-14 04:08:21,932 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)); [10111-10112] [2024-11-14 04:08:21,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& cpu_info)); [10325] [2024-11-14 04:08:22,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [13780] [2024-11-14 04:08:22,210 WARN L250 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_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i[494254,494267] [2024-11-14 04:08:22,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:08:22,450 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:08:22,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22 WrapperNode [2024-11-14 04:08:22,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:08:22,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:08:22,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:08:22,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:08:22,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:22,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,074 INFO L138 Inliner]: procedures = 589, calls = 6267, calls flagged for inlining = 270, calls inlined = 235, statements flattened = 13381 [2024-11-14 04:08:23,075 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:08:23,076 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:08:23,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:08:23,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:08:23,083 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:08:23,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:08:23,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:08:23,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:08:23,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (1/1) ... [2024-11-14 04:08:23,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:08:23,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:08:23,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:08:23,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e83db6c9-d8c6-48d7-968e-e6a7134c2a2b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:08:23,925 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-14 04:08:23,928 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-14 04:08:23,928 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_ae_csr [2024-11-14 04:08:23,929 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_ae_csr [2024-11-14 04:08:23,929 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2024-11-14 04:08:23,929 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2024-11-14 04:08:23,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 04:08:23,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 04:08:23,929 INFO L130 BoogieDeclarations]: Found specification of procedure adf_error_detected [2024-11-14 04:08:23,929 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_error_detected [2024-11-14 04:08:23,929 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-14 04:08:23,929 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-14 04:08:23,929 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_add [2024-11-14 04:08:23,932 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_add [2024-11-14 04:08:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 04:08:23,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 04:08:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_tfm [2024-11-14 04:08:23,932 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_tfm [2024-11-14 04:08:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-14 04:08:23,932 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-14 04:08:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-14 04:08:23,932 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_disable_ctx [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_disable_ctx [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_reg_addr [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_reg_addr [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_aead_cast [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_aead_cast [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_tfm [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_tfm [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_tfm_ctx [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_tfm_ctx [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_wakeup_event [2024-11-14 04:08:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_wakeup_event [2024-11-14 04:08:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_shutdown [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_shutdown [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_rel_reg [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_rel_reg [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_ae_csr [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_ae_csr [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_pci_to_accel_dev [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_pci_to_accel_dev [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_etr_data [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_etr_data [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_clr_reset [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_clr_reset [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:08:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_uword_ecc [2024-11-14 04:08:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_uword_ecc [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-14 04:08:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2024-11-14 04:08:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-14 04:08:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-14 04:08:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2024-11-14 04:08:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_uwords [2024-11-14 04:08:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_uwords [2024-11-14 04:08:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-14 04:08:23,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_head [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_head [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_del_all [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_del_all [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure aead_request_ctx [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure aead_request_ctx [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_init [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_init [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-14 04:08:23,942 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-14 04:08:23,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_unregister [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_unregister [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_reqtfm [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_reqtfm [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_open [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_open [2024-11-14 04:08:23,943 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_free_instances [2024-11-14 04:08:23,943 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_free_instances [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_free_bufl [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_free_bufl [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_init [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_init [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_find_chunk [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_find_chunk [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-14 04:08:23,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:08:23,944 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_init_reg [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_init_reg [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_stop [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_stop [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_exec_micro_inst [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_exec_micro_inst [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:08:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure adf_exit_aer [2024-11-14 04:08:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_exit_aer [2024-11-14 04:08:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_get_uwords [2024-11-14 04:08:23,953 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_get_uwords [2024-11-14 04:08:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure adf_create_ring [2024-11-14 04:08:23,953 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_create_ring [2024-11-14 04:08:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:08:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cleanup_ring [2024-11-14 04:08:23,953 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cleanup_ring [2024-11-14 04:08:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure adf_modulo [2024-11-14 04:08:23,953 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_modulo [2024-11-14 04:08:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 04:08:23,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 04:08:23,954 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_create_batch_init_list [2024-11-14 04:08:23,954 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_create_batch_init_list [2024-11-14 04:08:23,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:08:23,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 04:08:23,954 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_convert_abs_to_rel [2024-11-14 04:08:23,954 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_convert_abs_to_rel [2024-11-14 04:08:23,954 INFO L130 BoogieDeclarations]: Found specification of procedure adf_send_message [2024-11-14 04:08:23,954 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_send_message [2024-11-14 04:08:23,954 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_init_rd_xfer [2024-11-14 04:08:23,954 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_init_rd_xfer [2024-11-14 04:08:23,954 INFO L130 BoogieDeclarations]: Found specification of procedure adf_chr_drv_destroy [2024-11-14 04:08:23,955 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_chr_drv_destroy [2024-11-14 04:08:23,955 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2024-11-14 04:08:23,955 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2024-11-14 04:08:23,955 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_sig_event [2024-11-14 04:08:23,955 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_sig_event [2024-11-14 04:08:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-14 04:08:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-14 04:08:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_stop [2024-11-14 04:08:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_stop [2024-11-14 04:08:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_event_handler [2024-11-14 04:08:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_event_handler [2024-11-14 04:08:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:08:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:08:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-14 04:08:23,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_parity_64bit [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_parity_64bit [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_init [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_init [2024-11-14 04:08:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_add_key_value_param [2024-11-14 04:08:23,966 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_add_key_value_param [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_indr_csr [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_indr_csr [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_put_instance [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_put_instance [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_put_rel_wr_xfer [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_put_rel_wr_xfer [2024-11-14 04:08:23,967 INFO L130 BoogieDeclarations]: Found specification of procedure adf_unreserve_ring [2024-11-14 04:08:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_unreserve_ring [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_ioctl [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_ioctl [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_section_del_all [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_section_del_all [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_show [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_show [2024-11-14 04:08:23,968 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_fetch_initmem_ae [2024-11-14 04:08:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_fetch_initmem_ae [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_enable_ctx [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_enable_ctx [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_show [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_show [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_sec_find [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_sec_find [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_show [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_show [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_deinit [2024-11-14 04:08:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_deinit [2024-11-14 04:08:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-14 04:08:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-14 04:08:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2024-11-14 04:08:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2024-11-14 04:08:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ctl_alloc_resources [2024-11-14 04:08:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ctl_alloc_resources [2024-11-14 04:08:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2024-11-14 04:08:23,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2024-11-14 04:08:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 04:08:23,974 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-14 04:08:23,974 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure adf_devmgr_get_dev_by_id [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_devmgr_get_dev_by_id [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_set_ae_lm_mode [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_set_ae_lm_mode [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_open [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_open [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ae_fw_release [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ae_fw_release [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_ctx [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_ctx [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_3 [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_3 [2024-11-14 04:08:23,975 INFO L130 BoogieDeclarations]: Found specification of procedure adf_init_etr_data [2024-11-14 04:08:23,975 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_init_etr_data [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarted_notify [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarted_notify [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_shutdown [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_shutdown [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure adf_ring_open [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_ring_open [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure adf_remove_ring [2024-11-14 04:08:23,976 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_remove_ring [2024-11-14 04:08:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_reqtfm [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_reqtfm [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_sgl_to_bufl [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_sgl_to_bufl [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure qat_crypto_create_instances [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_crypto_create_instances [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure adf_cfg_get_param_value [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_cfg_get_param_value [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2024-11-14 04:08:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2024-11-14 04:08:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure adf_resume [2024-11-14 04:08:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_resume [2024-11-14 04:08:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-14 04:08:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-14 04:08:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:08:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2024-11-14 04:08:23,978 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2024-11-14 04:08:23,978 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_rd_indr_csr [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_rd_indr_csr [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure qat_dev_cfg_stop [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_dev_cfg_stop [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure adf_get_cfg_int [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_get_cfg_int [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure adf_bank_stop [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_bank_stop [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure adf_device_reset_worker [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_device_reset_worker [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_restarting_notify [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_restarting_notify [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_started [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_started [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure qat_alg_aead_enc_internal [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_alg_aead_enc_internal [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2024-11-14 04:08:23,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2024-11-14 04:08:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure adf_slot_reset [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_slot_reset [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure qat_uclo_cleanup_batch_init_list [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_uclo_cleanup_batch_init_list [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wait_cycles [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wait_cycles [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure qat_algs_exit [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_algs_exit [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_aead_crt [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_aead_crt [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure adf_service_register [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_service_register [2024-11-14 04:08:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-14 04:08:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure adf_dev_start [2024-11-14 04:08:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_dev_start [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2024-11-14 04:08:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_tfm [2024-11-14 04:08:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_tfm [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure adf_verify_ring_size [2024-11-14 04:08:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure adf_verify_ring_size [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure qat_hal_wr_rel_reg [2024-11-14 04:08:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qat_hal_wr_rel_reg [2024-11-14 04:08:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2024-11-14 04:08:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2024-11-14 04:08:25,968 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:08:25,971 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:08:26,175 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 04:09:23,852 INFO L? ?]: Removed 5101 outVars from TransFormulas that were not future-live. [2024-11-14 04:09:23,853 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:09:29,461 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:09:29,461 INFO L316 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-14 04:09:29,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:09:29 BoogieIcfgContainer [2024-11-14 04:09:29,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:09:29,464 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:09:29,464 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:09:29,469 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:09:29,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:08:16" (1/3) ... [2024-11-14 04:09:29,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31bd0e37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:09:29, skipping insertion in model container [2024-11-14 04:09:29,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:08:22" (2/3) ... [2024-11-14 04:09:29,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31bd0e37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:09:29, skipping insertion in model container [2024-11-14 04:09:29,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:09:29" (3/3) ... [2024-11-14 04:09:29,472 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i [2024-11-14 04:09:29,490 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:09:29,493 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--crypto--qat--qat_common--intel_qat.ko-entry_point.cil.out.i that has 189 procedures, 3412 locations, 1 initial locations, 20 loop locations, and 1 error locations. [2024-11-14 04:09:29,651 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:09:29,666 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4370dfe5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:09:29,666 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:09:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand has 3411 states, 2164 states have (on average 1.3317929759704252) internal successors, (2882), 2227 states have internal predecessors, (2882), 1058 states have call successors, (1058), 188 states have call predecessors, (1058), 187 states have return successors, (1048), 1042 states have call predecessors, (1048), 1048 states have call successors, (1048) [2024-11-14 04:09:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-14 04:09:29,703 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:09:29,707 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:09:29,707 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:09:29,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:09:29,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1729139583, now seen corresponding path program 1 times [2024-11-14 04:09:29,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:09:29,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385713766] [2024-11-14 04:09:29,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:09:29,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:10:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:10:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-14 04:10:17,516 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:10:17,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385713766] [2024-11-14 04:10:17,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385713766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:10:17,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:10:17,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:10:17,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755519878] [2024-11-14 04:10:17,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:10:17,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:10:17,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:10:17,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:10:17,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:10:17,555 INFO L87 Difference]: Start difference. First operand has 3411 states, 2164 states have (on average 1.3317929759704252) internal successors, (2882), 2227 states have internal predecessors, (2882), 1058 states have call successors, (1058), 188 states have call predecessors, (1058), 187 states have return successors, (1048), 1042 states have call predecessors, (1048), 1048 states have call successors, (1048) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-14 04:10:19,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:10:21,865 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 [] [2024-11-14 04:10:26,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:10:26,801 INFO L93 Difference]: Finished difference Result 6812 states and 10040 transitions. [2024-11-14 04:10:26,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:10:26,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 66 [2024-11-14 04:10:26,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:10:26,862 INFO L225 Difference]: With dead ends: 6812 [2024-11-14 04:10:26,862 INFO L226 Difference]: Without dead ends: 3393 [2024-11-14 04:10:26,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:10:26,903 INFO L432 NwaCegarLoop]: 4534 mSDtfsCounter, 0 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9067 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:10:26,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9067 Invalid, 899 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 896 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2024-11-14 04:10:26,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3393 states. [2024-11-14 04:10:27,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3393 to 3393. [2024-11-14 04:10:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3393 states, 2158 states have (on average 1.324374420759963) internal successors, (2858), 2208 states have internal predecessors, (2858), 1048 states have call successors, (1048), 187 states have call predecessors, (1048), 186 states have return successors, (1046), 1040 states have call predecessors, (1046), 1046 states have call successors, (1046) [2024-11-14 04:10:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 3393 states and 4952 transitions. [2024-11-14 04:10:27,271 INFO L78 Accepts]: Start accepts. Automaton has 3393 states and 4952 transitions. Word has length 66 [2024-11-14 04:10:27,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:10:27,272 INFO L471 AbstractCegarLoop]: Abstraction has 3393 states and 4952 transitions. [2024-11-14 04:10:27,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-14 04:10:27,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3393 states and 4952 transitions. [2024-11-14 04:10:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-14 04:10:27,284 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:10:27,284 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:10:27,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:10:27,285 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:10:27,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:10:27,286 INFO L85 PathProgramCache]: Analyzing trace with hash -323974967, now seen corresponding path program 1 times [2024-11-14 04:10:27,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:10:27,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010484936] [2024-11-14 04:10:27,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:10:27,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:11:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:11:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-14 04:11:16,614 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:11:16,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010484936] [2024-11-14 04:11:16,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010484936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:11:16,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:11:16,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:11:16,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202680624] [2024-11-14 04:11:16,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:11:16,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:11:16,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:11:16,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:11:16,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:11:16,617 INFO L87 Difference]: Start difference. First operand 3393 states and 4952 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-14 04:11:18,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:11:22,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:11:22,418 INFO L93 Difference]: Finished difference Result 6775 states and 9964 transitions. [2024-11-14 04:11:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:11:22,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 76 [2024-11-14 04:11:22,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:11:22,452 INFO L225 Difference]: With dead ends: 6775 [2024-11-14 04:11:22,452 INFO L226 Difference]: Without dead ends: 3383 [2024-11-14 04:11:22,477 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:11:22,479 INFO L432 NwaCegarLoop]: 4499 mSDtfsCounter, 4911 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4911 SdHoareTripleChecker+Valid, 4499 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:11:22,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4911 Valid, 4499 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 448 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-14 04:11:22,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3383 states. [2024-11-14 04:11:22,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3383 to 3383. [2024-11-14 04:11:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3383 states, 2152 states have (on average 1.3243494423791822) internal successors, (2850), 2202 states have internal predecessors, (2850), 1044 states have call successors, (1044), 187 states have call predecessors, (1044), 186 states have return successors, (1042), 1036 states have call predecessors, (1042), 1042 states have call successors, (1042) [2024-11-14 04:11:22,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 3383 states and 4936 transitions. [2024-11-14 04:11:22,692 INFO L78 Accepts]: Start accepts. Automaton has 3383 states and 4936 transitions. Word has length 76 [2024-11-14 04:11:22,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:11:22,695 INFO L471 AbstractCegarLoop]: Abstraction has 3383 states and 4936 transitions. [2024-11-14 04:11:22,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-14 04:11:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 4936 transitions. [2024-11-14 04:11:22,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-14 04:11:22,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:11:22,710 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 2, 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] [2024-11-14 04:11:22,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:11:22,711 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:11:22,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:11:22,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1474657895, now seen corresponding path program 1 times [2024-11-14 04:11:22,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:11:22,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319398384] [2024-11-14 04:11:22,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:11:22,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:12:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:12:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 04:12:06,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:12:06,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319398384] [2024-11-14 04:12:06,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319398384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:12:06,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:12:06,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:12:06,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192670160] [2024-11-14 04:12:06,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:12:06,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:12:06,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:12:06,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:12:06,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:12:06,586 INFO L87 Difference]: Start difference. First operand 3383 states and 4936 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-14 04:12:08,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:12:10,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:12:20,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:12:20,067 INFO L93 Difference]: Finished difference Result 10071 states and 14693 transitions. [2024-11-14 04:12:20,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:12:20,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 121 [2024-11-14 04:12:20,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:12:20,131 INFO L225 Difference]: With dead ends: 10071 [2024-11-14 04:12:20,131 INFO L226 Difference]: Without dead ends: 6692 [2024-11-14 04:12:20,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:12:20,161 INFO L432 NwaCegarLoop]: 7920 mSDtfsCounter, 4901 mSDsluCounter, 4413 mSDsCounter, 0 mSdLazyCounter, 1232 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4901 SdHoareTripleChecker+Valid, 12333 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1232 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:12:20,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4901 Valid, 12333 Invalid, 1237 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1232 Invalid, 2 Unknown, 0 Unchecked, 13.0s Time] [2024-11-14 04:12:20,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6692 states. [2024-11-14 04:12:20,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6692 to 6688. [2024-11-14 04:12:20,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6688 states, 4260 states have (on average 1.3246478873239436) internal successors, (5643), 4355 states have internal predecessors, (5643), 2059 states have call successors, (2059), 371 states have call predecessors, (2059), 368 states have return successors, (2055), 2043 states have call predecessors, (2055), 2055 states have call successors, (2055) [2024-11-14 04:12:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6688 states to 6688 states and 9757 transitions. [2024-11-14 04:12:20,631 INFO L78 Accepts]: Start accepts. Automaton has 6688 states and 9757 transitions. Word has length 121 [2024-11-14 04:12:20,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:12:20,631 INFO L471 AbstractCegarLoop]: Abstraction has 6688 states and 9757 transitions. [2024-11-14 04:12:20,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-14 04:12:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 6688 states and 9757 transitions. [2024-11-14 04:12:20,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-14 04:12:20,648 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:12:20,648 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 2, 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] [2024-11-14 04:12:20,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:12:20,648 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:12:20,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:12:20,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1752016467, now seen corresponding path program 1 times [2024-11-14 04:12:20,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:12:20,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297276688] [2024-11-14 04:12:20,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:12:20,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:13:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:13:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-14 04:13:04,059 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:13:04,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297276688] [2024-11-14 04:13:04,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297276688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:13:04,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:13:04,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:13:04,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689593583] [2024-11-14 04:13:04,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:13:04,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:13:04,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:13:04,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:13:04,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:13:04,064 INFO L87 Difference]: Start difference. First operand 6688 states and 9757 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 04:13:07,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:13:09,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:13:11,558 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 [] [2024-11-14 04:13:21,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:13:21,776 INFO L93 Difference]: Finished difference Result 13369 states and 19504 transitions. [2024-11-14 04:13:21,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:13:21,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 148 [2024-11-14 04:13:21,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:13:21,829 INFO L225 Difference]: With dead ends: 13369 [2024-11-14 04:13:21,829 INFO L226 Difference]: Without dead ends: 6690 [2024-11-14 04:13:21,865 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:13:21,866 INFO L432 NwaCegarLoop]: 4487 mSDtfsCounter, 0 mSDsluCounter, 8969 mSDsCounter, 0 mSdLazyCounter, 1347 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13456 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1347 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:13:21,866 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13456 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1347 Invalid, 3 Unknown, 0 Unchecked, 17.4s Time] [2024-11-14 04:13:21,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2024-11-14 04:13:22,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 6690. [2024-11-14 04:13:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 4262 states have (on average 1.3244955419990614) internal successors, (5645), 4357 states have internal predecessors, (5645), 2059 states have call successors, (2059), 371 states have call predecessors, (2059), 368 states have return successors, (2055), 2043 states have call predecessors, (2055), 2055 states have call successors, (2055) [2024-11-14 04:13:22,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 9759 transitions. [2024-11-14 04:13:22,263 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 9759 transitions. Word has length 148 [2024-11-14 04:13:22,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:13:22,264 INFO L471 AbstractCegarLoop]: Abstraction has 6690 states and 9759 transitions. [2024-11-14 04:13:22,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-14 04:13:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 9759 transitions. [2024-11-14 04:13:22,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-14 04:13:22,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:13:22,283 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 2, 2, 2, 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] [2024-11-14 04:13:22,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 04:13:22,283 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:13:22,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:13:22,284 INFO L85 PathProgramCache]: Analyzing trace with hash 2065500632, now seen corresponding path program 1 times [2024-11-14 04:13:22,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:13:22,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665374748] [2024-11-14 04:13:22,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:13:22,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:14:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:14:05,707 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 04:14:05,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:14:05,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665374748] [2024-11-14 04:14:05,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665374748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:14:05,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:14:05,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:14:05,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608629997] [2024-11-14 04:14:05,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:14:05,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:14:05,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:14:05,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:14:05,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:14:05,715 INFO L87 Difference]: Start difference. First operand 6690 states and 9759 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-14 04:14:07,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:14:14,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:14:16,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:14:16,433 INFO L93 Difference]: Finished difference Result 16864 states and 24545 transitions. [2024-11-14 04:14:16,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:14:16,434 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 170 [2024-11-14 04:14:16,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:14:16,505 INFO L225 Difference]: With dead ends: 16864 [2024-11-14 04:14:16,505 INFO L226 Difference]: Without dead ends: 10183 [2024-11-14 04:14:16,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:14:16,543 INFO L432 NwaCegarLoop]: 4491 mSDtfsCounter, 4466 mSDsluCounter, 4462 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4466 SdHoareTripleChecker+Valid, 8953 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:14:16,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4466 Valid, 8953 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 897 Invalid, 1 Unknown, 0 Unchecked, 10.3s Time] [2024-11-14 04:14:16,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10183 states. [2024-11-14 04:14:17,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10183 to 10173. [2024-11-14 04:14:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10173 states, 6492 states have (on average 1.3248613678373382) internal successors, (8601), 6630 states have internal predecessors, (8601), 3095 states have call successors, (3095), 588 states have call predecessors, (3095), 585 states have return successors, (3091), 3073 states have call predecessors, (3091), 3091 states have call successors, (3091) [2024-11-14 04:14:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10173 states to 10173 states and 14787 transitions. [2024-11-14 04:14:17,131 INFO L78 Accepts]: Start accepts. Automaton has 10173 states and 14787 transitions. Word has length 170 [2024-11-14 04:14:17,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:14:17,132 INFO L471 AbstractCegarLoop]: Abstraction has 10173 states and 14787 transitions. [2024-11-14 04:14:17,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-14 04:14:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 10173 states and 14787 transitions. [2024-11-14 04:14:17,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-14 04:14:17,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:14:17,145 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-14 04:14:17,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 04:14:17,145 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:14:17,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:14:17,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1667199936, now seen corresponding path program 1 times [2024-11-14 04:14:17,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:14:17,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142727143] [2024-11-14 04:14:17,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:14:17,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:15:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:15:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-14 04:15:01,340 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:15:01,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142727143] [2024-11-14 04:15:01,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142727143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:15:01,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:15:01,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:15:01,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343947527] [2024-11-14 04:15:01,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:15:01,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:15:01,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:15:01,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:15:01,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:15:01,343 INFO L87 Difference]: Start difference. First operand 10173 states and 14787 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-14 04:15:03,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:15:05,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:15:07,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:15:17,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:15:17,576 INFO L93 Difference]: Finished difference Result 20336 states and 29558 transitions. [2024-11-14 04:15:17,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:15:17,577 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 163 [2024-11-14 04:15:17,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:15:17,638 INFO L225 Difference]: With dead ends: 20336 [2024-11-14 04:15:17,638 INFO L226 Difference]: Without dead ends: 10102 [2024-11-14 04:15:17,678 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:15:17,679 INFO L432 NwaCegarLoop]: 4488 mSDtfsCounter, 0 mSDsluCounter, 8971 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13459 SdHoareTripleChecker+Invalid, 1348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:15:17,679 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13459 Invalid, 1348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1345 Invalid, 3 Unknown, 0 Unchecked, 15.7s Time] [2024-11-14 04:15:17,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10102 states. [2024-11-14 04:15:18,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10102 to 10100. [2024-11-14 04:15:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10100 states, 6451 states have (on average 1.3252208959851186) internal successors, (8549), 6586 states have internal predecessors, (8549), 3075 states have call successors, (3075), 578 states have call predecessors, (3075), 573 states have return successors, (3068), 3049 states have call predecessors, (3068), 3068 states have call successors, (3068) [2024-11-14 04:15:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10100 states to 10100 states and 14692 transitions. [2024-11-14 04:15:18,217 INFO L78 Accepts]: Start accepts. Automaton has 10100 states and 14692 transitions. Word has length 163 [2024-11-14 04:15:18,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:15:18,217 INFO L471 AbstractCegarLoop]: Abstraction has 10100 states and 14692 transitions. [2024-11-14 04:15:18,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-14 04:15:18,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10100 states and 14692 transitions. [2024-11-14 04:15:18,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-14 04:15:18,230 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:15:18,230 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-14 04:15:18,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 04:15:18,231 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:15:18,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:15:18,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1616505492, now seen corresponding path program 1 times [2024-11-14 04:15:18,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:15:18,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190348695] [2024-11-14 04:15:18,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:15:18,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:16:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:16:09,012 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-14 04:16:09,012 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:16:09,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190348695] [2024-11-14 04:16:09,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190348695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:16:09,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:16:09,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:16:09,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352277019] [2024-11-14 04:16:09,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:16:09,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 04:16:09,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:16:09,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 04:16:09,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:16:09,014 INFO L87 Difference]: Start difference. First operand 10100 states and 14692 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 3 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:16:11,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:13,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:15,250 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 [] [2024-11-14 04:16:55,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:16:55,275 INFO L93 Difference]: Finished difference Result 25429 states and 37005 transitions. [2024-11-14 04:16:55,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:16:55,275 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 3 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 199 [2024-11-14 04:16:55,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:16:55,426 INFO L225 Difference]: With dead ends: 25429 [2024-11-14 04:16:55,426 INFO L226 Difference]: Without dead ends: 20161 [2024-11-14 04:16:55,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:16:55,474 INFO L432 NwaCegarLoop]: 4441 mSDtfsCounter, 4837 mSDsluCounter, 9202 mSDsCounter, 0 mSdLazyCounter, 5913 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4837 SdHoareTripleChecker+Valid, 13643 SdHoareTripleChecker+Invalid, 5926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 5913 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:16:55,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4837 Valid, 13643 Invalid, 5926 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 5913 Invalid, 3 Unknown, 0 Unchecked, 45.3s Time] [2024-11-14 04:16:55,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20161 states. [2024-11-14 04:16:56,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20161 to 20116. [2024-11-14 04:16:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20116 states, 12855 states have (on average 1.3254764683002722) internal successors, (17039), 13126 states have internal predecessors, (17039), 6124 states have call successors, (6124), 1145 states have call predecessors, (6124), 1136 states have return successors, (6123), 6070 states have call predecessors, (6123), 6111 states have call successors, (6123) [2024-11-14 04:16:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20116 states to 20116 states and 29286 transitions. [2024-11-14 04:16:56,794 INFO L78 Accepts]: Start accepts. Automaton has 20116 states and 29286 transitions. Word has length 199 [2024-11-14 04:16:56,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:16:56,795 INFO L471 AbstractCegarLoop]: Abstraction has 20116 states and 29286 transitions. [2024-11-14 04:16:56,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 3 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:16:56,796 INFO L276 IsEmpty]: Start isEmpty. Operand 20116 states and 29286 transitions. [2024-11-14 04:16:56,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 04:16:56,808 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:16:56,808 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-14 04:16:56,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 04:16:56,809 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:16:56,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:16:56,809 INFO L85 PathProgramCache]: Analyzing trace with hash 260774084, now seen corresponding path program 1 times [2024-11-14 04:16:56,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:16:56,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374830489] [2024-11-14 04:16:56,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:16:56,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:17:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-14 04:17:48,331 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:17:48,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374830489] [2024-11-14 04:17:48,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374830489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:48,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:48,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:17:48,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412986242] [2024-11-14 04:17:48,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:48,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:17:48,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:17:48,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:17:48,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:17:48,333 INFO L87 Difference]: Start difference. First operand 20116 states and 29286 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:17:50,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:52,562 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 [] [2024-11-14 04:18:21,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:21,320 INFO L93 Difference]: Finished difference Result 30667 states and 44597 transitions. [2024-11-14 04:18:21,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:18:21,321 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 201 [2024-11-14 04:18:21,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:21,503 INFO L225 Difference]: With dead ends: 30667 [2024-11-14 04:18:21,503 INFO L226 Difference]: Without dead ends: 25401 [2024-11-14 04:18:21,540 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:18:21,541 INFO L432 NwaCegarLoop]: 4441 mSDtfsCounter, 4823 mSDsluCounter, 6810 mSDsCounter, 0 mSdLazyCounter, 3409 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4823 SdHoareTripleChecker+Valid, 11251 SdHoareTripleChecker+Invalid, 3414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3409 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:21,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4823 Valid, 11251 Invalid, 3414 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 3409 Invalid, 2 Unknown, 0 Unchecked, 31.6s Time] [2024-11-14 04:18:21,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25401 states. [2024-11-14 04:18:23,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25401 to 22745. [2024-11-14 04:18:23,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22745 states, 14517 states have (on average 1.3237583522766412) internal successors, (19217), 14825 states have internal predecessors, (19217), 6943 states have call successors, (6943), 1293 states have call predecessors, (6943), 1284 states have return successors, (6939), 6880 states have call predecessors, (6939), 6925 states have call successors, (6939) [2024-11-14 04:18:23,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22745 states to 22745 states and 33099 transitions. [2024-11-14 04:18:23,266 INFO L78 Accepts]: Start accepts. Automaton has 22745 states and 33099 transitions. Word has length 201 [2024-11-14 04:18:23,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:23,267 INFO L471 AbstractCegarLoop]: Abstraction has 22745 states and 33099 transitions. [2024-11-14 04:18:23,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:18:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 22745 states and 33099 transitions. [2024-11-14 04:18:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-14 04:18:23,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:23,281 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-14 04:18:23,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 04:18:23,281 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:18:23,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:23,282 INFO L85 PathProgramCache]: Analyzing trace with hash 347647712, now seen corresponding path program 1 times [2024-11-14 04:18:23,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:23,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526869124] [2024-11-14 04:18:23,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:23,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-14 04:19:17,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:17,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526869124] [2024-11-14 04:19:17,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526869124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:17,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:17,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:19:17,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885413124] [2024-11-14 04:19:17,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:17,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:19:17,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:17,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:19:17,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:19:17,278 INFO L87 Difference]: Start difference. First operand 22745 states and 33099 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:19:19,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:21,544 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 [] [2024-11-14 04:19:50,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:50,297 INFO L93 Difference]: Finished difference Result 28044 states and 40770 transitions. [2024-11-14 04:19:50,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 04:19:50,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 202 [2024-11-14 04:19:50,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:50,476 INFO L225 Difference]: With dead ends: 28044 [2024-11-14 04:19:50,476 INFO L226 Difference]: Without dead ends: 20139 [2024-11-14 04:19:50,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:19:50,544 INFO L432 NwaCegarLoop]: 4442 mSDtfsCounter, 4816 mSDsluCounter, 6814 mSDsCounter, 0 mSdLazyCounter, 3403 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4816 SdHoareTripleChecker+Valid, 11256 SdHoareTripleChecker+Invalid, 3407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3403 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:50,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4816 Valid, 11256 Invalid, 3407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3403 Invalid, 2 Unknown, 0 Unchecked, 32.0s Time] [2024-11-14 04:19:50,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20139 states. [2024-11-14 04:19:51,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20139 to 20102. [2024-11-14 04:19:51,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20102 states, 12847 states have (on average 1.3252121117770685) internal successors, (17025), 13118 states have internal predecessors, (17025), 6120 states have call successors, (6120), 1145 states have call predecessors, (6120), 1134 states have return successors, (6113), 6060 states have call predecessors, (6113), 6101 states have call successors, (6113) [2024-11-14 04:19:51,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20102 states to 20102 states and 29258 transitions. [2024-11-14 04:19:51,815 INFO L78 Accepts]: Start accepts. Automaton has 20102 states and 29258 transitions. Word has length 202 [2024-11-14 04:19:51,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:51,816 INFO L471 AbstractCegarLoop]: Abstraction has 20102 states and 29258 transitions. [2024-11-14 04:19:51,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:19:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 20102 states and 29258 transitions. [2024-11-14 04:19:51,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-14 04:19:51,830 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:51,831 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-14 04:19:51,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 04:19:51,831 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:19:51,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:51,831 INFO L85 PathProgramCache]: Analyzing trace with hash -753629049, now seen corresponding path program 1 times [2024-11-14 04:19:51,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:51,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351056583] [2024-11-14 04:19:51,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:51,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:43,028 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-14 04:20:43,028 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:43,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351056583] [2024-11-14 04:20:43,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351056583] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:43,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:43,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:20:43,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34757529] [2024-11-14 04:20:43,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:43,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:20:43,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:43,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:20:43,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:20:43,030 INFO L87 Difference]: Start difference. First operand 20102 states and 29258 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:20:45,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:20:47,781 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 [] [2024-11-14 04:21:15,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:15,299 INFO L93 Difference]: Finished difference Result 22818 states and 33151 transitions. [2024-11-14 04:21:15,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:21:15,300 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 203 [2024-11-14 04:21:15,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:15,401 INFO L225 Difference]: With dead ends: 22818 [2024-11-14 04:21:15,402 INFO L226 Difference]: Without dead ends: 17545 [2024-11-14 04:21:15,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:21:15,434 INFO L432 NwaCegarLoop]: 5568 mSDtfsCounter, 4796 mSDsluCounter, 7946 mSDsCounter, 0 mSdLazyCounter, 3630 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4796 SdHoareTripleChecker+Valid, 13514 SdHoareTripleChecker+Invalid, 3633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3630 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:15,434 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4796 Valid, 13514 Invalid, 3633 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3630 Invalid, 2 Unknown, 0 Unchecked, 31.3s Time] [2024-11-14 04:21:15,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17545 states. [2024-11-14 04:21:16,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17545 to 17510. [2024-11-14 04:21:16,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17510 states, 11204 states have (on average 1.3267583006069261) internal successors, (14865), 11433 states have internal predecessors, (14865), 5300 states have call successors, (5300), 1010 states have call predecessors, (5300), 1005 states have return successors, (5305), 5258 states have call predecessors, (5305), 5293 states have call successors, (5305) [2024-11-14 04:21:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17510 states to 17510 states and 25470 transitions. [2024-11-14 04:21:16,443 INFO L78 Accepts]: Start accepts. Automaton has 17510 states and 25470 transitions. Word has length 203 [2024-11-14 04:21:16,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:16,444 INFO L471 AbstractCegarLoop]: Abstraction has 17510 states and 25470 transitions. [2024-11-14 04:21:16,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 04:21:16,444 INFO L276 IsEmpty]: Start isEmpty. Operand 17510 states and 25470 transitions. [2024-11-14 04:21:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-14 04:21:16,474 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:16,475 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:21:16,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-14 04:21:16,475 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:21:16,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:16,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1747953029, now seen corresponding path program 1 times [2024-11-14 04:21:16,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:16,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517315403] [2024-11-14 04:21:16,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:16,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-14 04:22:09,944 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:09,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517315403] [2024-11-14 04:22:09,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517315403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:09,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:09,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:22:09,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710597800] [2024-11-14 04:22:09,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:09,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:22:09,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:09,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:22:09,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:22:09,947 INFO L87 Difference]: Start difference. First operand 17510 states and 25470 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-14 04:22:12,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:14,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:18,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 04:22:23,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:23,477 INFO L93 Difference]: Finished difference Result 31157 states and 45247 transitions. [2024-11-14 04:22:23,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:22:23,478 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 280 [2024-11-14 04:22:23,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:23,576 INFO L225 Difference]: With dead ends: 31157 [2024-11-14 04:22:23,576 INFO L226 Difference]: Without dead ends: 13656 [2024-11-14 04:22:23,678 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:22:23,679 INFO L432 NwaCegarLoop]: 4445 mSDtfsCounter, 4887 mSDsluCounter, 4444 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4887 SdHoareTripleChecker+Valid, 8889 SdHoareTripleChecker+Invalid, 891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:23,679 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4887 Valid, 8889 Invalid, 891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 888 Invalid, 2 Unknown, 0 Unchecked, 12.8s Time] [2024-11-14 04:22:23,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13656 states.