./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:36:24,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:36:25,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:36:25,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:36:25,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:36:25,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:36:25,073 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:36:25,073 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:36:25,074 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:36:25,074 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:36:25,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:36:25,074 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:36:25,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:36:25,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:36:25,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:36:25,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:36:25,076 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:36:25,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:36:25,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:36:25,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:36:25,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:36:25,078 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:36:25,078 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:36:25,078 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:36:25,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:36:25,078 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36bb93ca3621bc77a2fce568a30c9f1e07b847a50c59f68bc973979594911c40 [2024-11-24 01:36:25,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:36:25,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:36:25,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:36:25,403 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:36:25,404 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:36:25,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2024-11-24 01:36:28,551 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/data/5d9edc5cc/8ed82ad434584e659ff22250f630ef37/FLAGb8e4d96fb [2024-11-24 01:36:29,303 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:36:29,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2024-11-24 01:36:29,368 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/data/5d9edc5cc/8ed82ad434584e659ff22250f630ef37/FLAGb8e4d96fb [2024-11-24 01:36:29,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/data/5d9edc5cc/8ed82ad434584e659ff22250f630ef37 [2024-11-24 01:36:29,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:36:29,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:36:29,402 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:36:29,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:36:29,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:36:29,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:36:29" (1/1) ... [2024-11-24 01:36:29,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b443b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:29, skipping insertion in model container [2024-11-24 01:36:29,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:36:29" (1/1) ... [2024-11-24 01:36:29,540 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:36:32,873 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_2484a586-b9d6-4efe-98de-a2d9832c159d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2024-11-24 01:36:32,876 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_2484a586-b9d6-4efe-98de-a2d9832c159d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2024-11-24 01:36:32,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:36:32,991 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:36:33,165 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"); [6123] [2024-11-24 01:36:33,168 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)); [6130] [2024-11-24 01:36:33,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6137] [2024-11-24 01:36:33,175 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6177-6178] [2024-11-24 01:36:33,176 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6183-6185] [2024-11-24 01:36:33,177 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [6210-6211] [2024-11-24 01:36:33,177 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6216-6218] [2024-11-24 01:36:33,178 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [6242-6243] [2024-11-24 01:36:33,178 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6248-6250] [2024-11-24 01:36:33,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6341] [2024-11-24 01:36:33,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6348] [2024-11-24 01:36:33,194 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)); [6524-6525] [2024-11-24 01:36:33,198 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)); [6558-6559] [2024-11-24 01:36:33,201 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" (79), "i" (12UL)); [6599-6600] [2024-11-24 01:36:33,204 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" (91), "i" (12UL)); [6628-6629] [2024-11-24 01:36:33,206 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" (103), "i" (12UL)); [6665-6666] [2024-11-24 01:36:33,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6970-6971] [2024-11-24 01:36:33,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6977] [2024-11-24 01:36:33,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (897), "i" (12UL)); [8494-8495] [2024-11-24 01:36:33,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (904), "i" (12UL)); [8518-8519] [2024-11-24 01:36:33,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (911), "i" (12UL)); [8542-8543] [2024-11-24 01:36:33,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (918), "i" (12UL)); [8566-8567] [2024-11-24 01:36:33,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (919), "i" (12UL)); [8577-8578] [2024-11-24 01:36:33,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (958), "i" (12UL)); [8639-8640] [2024-11-24 01:36:33,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (964), "i" (12UL)); [8659-8660] [2024-11-24 01:36:33,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (964), "i" (12UL)); [8669-8670] [2024-11-24 01:36:33,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (975), "i" (12UL)); [8695-8696] [2024-11-24 01:36:33,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1243), "i" (12UL)); [8989-8990] [2024-11-24 01:36:33,333 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1398), "i" (12UL)); [9120-9121] [2024-11-24 01:36:33,335 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1401), "i" (12UL)); [9136-9137] [2024-11-24 01:36:33,335 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1404), "i" (12UL)); [9149-9150] [2024-11-24 01:36:33,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1404), "i" (12UL)); [9159-9160] [2024-11-24 01:36:33,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1417), "i" (12UL)); [9186-9187] [2024-11-24 01:36:33,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1428), "i" (12UL)); [9208-9209] [2024-11-24 01:36:33,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1468), "i" (12UL)); [9248-9249] [2024-11-24 01:36:33,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1641), "i" (12UL)); [9473-9474] [2024-11-24 01:36:33,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1679), "i" (12UL)); [9521-9522] [2024-11-24 01:36:33,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1683), "i" (12UL)); [9540-9541] [2024-11-24 01:36:33,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1686), "i" (12UL)); [9552-9553] [2024-11-24 01:36:33,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1686), "i" (12UL)); [9563-9564] [2024-11-24 01:36:33,361 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1740), "i" (12UL)); [9629-9630] [2024-11-24 01:36:33,362 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1748), "i" (12UL)); [9644-9645] [2024-11-24 01:36:33,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1750), "i" (12UL)); [9656-9657] [2024-11-24 01:36:33,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1763), "i" (12UL)); [9685-9686] [2024-11-24 01:36:33,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1770), "i" (12UL)); [9699-9700] [2024-11-24 01:36:33,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/tehuti/tehuti.c"), "i" (1770), "i" (12UL)); [9710-9711] [2024-11-24 01:36:33,570 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_2484a586-b9d6-4efe-98de-a2d9832c159d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376704,376717] [2024-11-24 01:36:33,571 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_2484a586-b9d6-4efe-98de-a2d9832c159d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i[376849,376862] [2024-11-24 01:36:33,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:36:33,799 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:36:33,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33 WrapperNode [2024-11-24 01:36:33,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:36:33,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:36:33,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:36:33,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:36:33,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:33,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:34,268 INFO L138 Inliner]: procedures = 489, calls = 2923, calls flagged for inlining = 233, calls inlined = 187, statements flattened = 5468 [2024-11-24 01:36:34,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:36:34,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:36:34,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:36:34,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:36:34,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:34,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:34,321 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:35,706 INFO L175 MemorySlicer]: Split 1534 memory accesses to 23 slices as follows [2, 7, 4, 1, 621, 2, 7, 7, 4, 5, 2, 2, 7, 8, 1, 42, 8, 7, 1, 736, 54, 3, 3]. 48 percent of accesses are in the largest equivalence class. The 824 initializations are split as follows [0, 7, 0, 1, 7, 0, 7, 7, 4, 0, 0, 2, 7, 0, 1, 36, 0, 7, 1, 736, 0, 1, 0]. The 301 writes are split as follows [0, 0, 1, 0, 245, 1, 0, 0, 0, 2, 1, 0, 0, 6, 0, 2, 1, 0, 0, 0, 42, 0, 0]. [2024-11-24 01:36:35,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:35,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:35,920 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:35,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:35,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:36,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:36,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:36,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:36:36,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:36:36,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:36:36,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:36:36,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (1/1) ... [2024-11-24 01:36:36,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:36:36,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:36:36,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:36:36,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2484a586-b9d6-4efe-98de-a2d9832c159d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:36:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-24 01:36:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-24 01:36:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:36:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:36:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-24 01:36:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-24 01:36:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-24 01:36:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-24 01:36:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_open [2024-11-24 01:36:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_open [2024-11-24 01:36:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 01:36:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 01:36:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:36:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:36:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-24 01:36:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-24 01:36:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-24 01:36:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-24 01:36:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-24 01:36:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-24 01:36:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 01:36:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 01:36:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-24 01:36:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-24 01:36:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-24 01:36:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-24 01:36:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_wptr [2024-11-24 01:36:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_wptr [2024-11-24 01:36:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-24 01:36:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-24 01:36:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 01:36:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2024-11-24 01:36:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:36:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:36:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-24 01:36:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-24 01:36:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 01:36:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 01:36:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 01:36:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_tx_db_ptr_next [2024-11-24 01:36:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_tx_db_ptr_next [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:36:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:36:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 01:36:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:36:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:36:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:36:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:36:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:36:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:36:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:36:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:36:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_close [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_close [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_bdx_priv [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-24 01:36:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-24 01:36:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-24 01:36:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-24 01:36:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-24 01:36:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:36:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-24 01:36:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-24 01:36:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_restore_mac [2024-11-24 01:36:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_restore_mac [2024-11-24 01:36:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:36:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rx_alloc_skbs [2024-11-24 01:36:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rx_alloc_skbs [2024-11-24 01:36:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 01:36:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 01:36:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 01:36:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:36:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 01:36:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 01:36:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_available [2024-11-24 01:36:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_available [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-24 01:36:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-24 01:36:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-24 01:36:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_addr_elem [2024-11-24 01:36:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_addr_elem [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-24 01:36:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:36:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:36:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:36:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 01:36:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:36:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_tx_db_inc_rptr [2024-11-24 01:36:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_tx_db_inc_rptr [2024-11-24 01:36:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-24 01:36:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure __bdx_vlan_rx_vid [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __bdx_vlan_rx_vid [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_free [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_free [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_remove [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_remove [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-24 01:36:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:36:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 01:36:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-24 01:36:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-24 01:36:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:36:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:36:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 01:36:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 01:36:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_reset [2024-11-24 01:36:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_reset [2024-11-24 01:36:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 01:36:36,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 01:36:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 01:36:36,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 01:36:36,266 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_rxdb_alloc_elem [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_rxdb_alloc_elem [2024-11-24 01:36:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_range_check [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_range_check [2024-11-24 01:36:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-24 01:36:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-24 01:36:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 01:36:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_fifo_init [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_fifo_init [2024-11-24 01:36:36,267 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 01:36:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_link_changed [2024-11-24 01:36:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_link_changed [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 01:36:36,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure bdx_setmulti [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bdx_setmulti [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure print_rxfd [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure print_rxfd [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-24 01:36:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:36:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 01:36:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 01:36:36,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 01:36:37,517 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:36:37,521 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:36:38,419 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:36:55,856 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-24 01:36:56,890 INFO L? ?]: Removed 2522 outVars from TransFormulas that were not future-live. [2024-11-24 01:36:56,890 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:36:56,955 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:36:56,956 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:36:56,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:36:56 BoogieIcfgContainer [2024-11-24 01:36:56,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:36:56,959 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:36:56,960 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:36:56,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:36:56,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:36:29" (1/3) ... [2024-11-24 01:36:56,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37deefa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:36:56, skipping insertion in model container [2024-11-24 01:36:56,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:36:33" (2/3) ... [2024-11-24 01:36:56,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37deefa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:36:56, skipping insertion in model container [2024-11-24 01:36:56,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:36:56" (3/3) ... [2024-11-24 01:36:56,969 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i [2024-11-24 01:36:56,987 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:36:56,991 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-tehuti-tehuti.cil.i that has 116 procedures, 1929 locations, 1 initial locations, 47 loop locations, and 2 error locations. [2024-11-24 01:36:57,139 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:36:57,158 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@342074fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:36:57,158 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-24 01:36:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 1817 states, 1273 states have (on average 1.2788688138256088) internal successors, (1628), 1296 states have internal predecessors, (1628), 451 states have call successors, (451), 93 states have call predecessors, (451), 92 states have return successors, (446), 443 states have call predecessors, (446), 446 states have call successors, (446) [2024-11-24 01:36:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-24 01:36:57,196 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:36:57,197 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:36:57,198 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:36:57,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:36:57,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1266154863, now seen corresponding path program 1 times [2024-11-24 01:36:57,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:36:57,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412137740] [2024-11-24 01:36:57,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:36:57,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-24 01:37:02,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:02,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412137740] [2024-11-24 01:37:02,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412137740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:02,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:02,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:37:02,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887947968] [2024-11-24 01:37:02,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:02,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:37:02,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:02,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:37:02,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:37:02,225 INFO L87 Difference]: Start difference. First operand has 1817 states, 1273 states have (on average 1.2788688138256088) internal successors, (1628), 1296 states have internal predecessors, (1628), 451 states have call successors, (451), 93 states have call predecessors, (451), 92 states have return successors, (446), 443 states have call predecessors, (446), 446 states have call successors, (446) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 01:37:06,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:37:07,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:37:07,288 INFO L93 Difference]: Finished difference Result 5008 states and 7059 transitions. [2024-11-24 01:37:07,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:37:07,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 100 [2024-11-24 01:37:07,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:37:07,328 INFO L225 Difference]: With dead ends: 5008 [2024-11-24 01:37:07,328 INFO L226 Difference]: Without dead ends: 3141 [2024-11-24 01:37:07,343 INFO L434 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 [2024-11-24 01:37:07,346 INFO L435 NwaCegarLoop]: 2832 mSDtfsCounter, 1899 mSDsluCounter, 2417 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1899 SdHoareTripleChecker+Valid, 5249 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:37:07,347 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1899 Valid, 5249 Invalid, 94 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 01:37:07,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3141 states. [2024-11-24 01:37:07,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3141 to 3136. [2024-11-24 01:37:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3136 states, 2238 states have (on average 1.2551385165326183) internal successors, (2809), 2274 states have internal predecessors, (2809), 733 states have call successors, (733), 163 states have call predecessors, (733), 163 states have return successors, (733), 728 states have call predecessors, (733), 733 states have call successors, (733) [2024-11-24 01:37:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 3136 states and 4275 transitions. [2024-11-24 01:37:07,683 INFO L78 Accepts]: Start accepts. Automaton has 3136 states and 4275 transitions. Word has length 100 [2024-11-24 01:37:07,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:37:07,685 INFO L471 AbstractCegarLoop]: Abstraction has 3136 states and 4275 transitions. [2024-11-24 01:37:07,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 01:37:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 4275 transitions. [2024-11-24 01:37:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-24 01:37:07,697 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:07,697 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:37:07,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:37:07,698 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:37:07,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:07,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1236971836, now seen corresponding path program 1 times [2024-11-24 01:37:07,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:07,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284769903] [2024-11-24 01:37:07,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-24 01:37:11,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:11,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284769903] [2024-11-24 01:37:11,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284769903] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:11,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:11,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:37:11,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867148163] [2024-11-24 01:37:11,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:11,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:37:11,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:11,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:37:11,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:37:11,081 INFO L87 Difference]: Start difference. First operand 3136 states and 4275 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-24 01:37:15,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:37:15,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:37:15,783 INFO L93 Difference]: Finished difference Result 8738 states and 11893 transitions. [2024-11-24 01:37:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:37:15,784 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 116 [2024-11-24 01:37:15,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:37:15,829 INFO L225 Difference]: With dead ends: 8738 [2024-11-24 01:37:15,829 INFO L226 Difference]: Without dead ends: 5617 [2024-11-24 01:37:15,846 INFO L434 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 [2024-11-24 01:37:15,847 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 2277 mSDsluCounter, 2210 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2277 SdHoareTripleChecker+Valid, 4659 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:37:15,848 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2277 Valid, 4659 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-24 01:37:15,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5617 states. [2024-11-24 01:37:16,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5617 to 5610. [2024-11-24 01:37:16,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5610 states, 4006 states have (on average 1.2536195706440338) internal successors, (5022), 4073 states have internal predecessors, (5022), 1295 states have call successors, (1295), 308 states have call predecessors, (1295), 307 states have return successors, (1308), 1278 states have call predecessors, (1308), 1295 states have call successors, (1308) [2024-11-24 01:37:16,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5610 states to 5610 states and 7625 transitions. [2024-11-24 01:37:16,290 INFO L78 Accepts]: Start accepts. Automaton has 5610 states and 7625 transitions. Word has length 116 [2024-11-24 01:37:16,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:37:16,293 INFO L471 AbstractCegarLoop]: Abstraction has 5610 states and 7625 transitions. [2024-11-24 01:37:16,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-24 01:37:16,293 INFO L276 IsEmpty]: Start isEmpty. Operand 5610 states and 7625 transitions. [2024-11-24 01:37:16,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-24 01:37:16,307 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:16,308 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-24 01:37:16,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:37:16,308 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:37:16,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:16,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1921551784, now seen corresponding path program 1 times [2024-11-24 01:37:16,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:16,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951101318] [2024-11-24 01:37:16,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:16,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:20,160 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-24 01:37:20,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:20,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951101318] [2024-11-24 01:37:20,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951101318] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:20,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:20,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:37:20,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836345470] [2024-11-24 01:37:20,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:20,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:37:20,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:20,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:37:20,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:37:20,162 INFO L87 Difference]: Start difference. First operand 5610 states and 7625 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-24 01:37:24,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:37:25,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:37:25,177 INFO L93 Difference]: Finished difference Result 13533 states and 18388 transitions. [2024-11-24 01:37:25,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:37:25,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 173 [2024-11-24 01:37:25,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:37:25,245 INFO L225 Difference]: With dead ends: 13533 [2024-11-24 01:37:25,245 INFO L226 Difference]: Without dead ends: 7938 [2024-11-24 01:37:25,272 INFO L434 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 [2024-11-24 01:37:25,273 INFO L435 NwaCegarLoop]: 4254 mSDtfsCounter, 1843 mSDsluCounter, 2353 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1843 SdHoareTripleChecker+Valid, 6607 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:37:25,275 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1843 Valid, 6607 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 01:37:25,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7938 states. [2024-11-24 01:37:25,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7938 to 7932. [2024-11-24 01:37:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7932 states, 5677 states have (on average 1.252950502025718) internal successors, (7113), 5770 states have internal predecessors, (7113), 1811 states have call successors, (1811), 443 states have call predecessors, (1811), 442 states have return successors, (1825), 1788 states have call predecessors, (1825), 1811 states have call successors, (1825) [2024-11-24 01:37:25,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7932 states to 7932 states and 10749 transitions. [2024-11-24 01:37:25,714 INFO L78 Accepts]: Start accepts. Automaton has 7932 states and 10749 transitions. Word has length 173 [2024-11-24 01:37:25,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:37:25,715 INFO L471 AbstractCegarLoop]: Abstraction has 7932 states and 10749 transitions. [2024-11-24 01:37:25,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-24 01:37:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 7932 states and 10749 transitions. [2024-11-24 01:37:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-24 01:37:25,729 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:25,729 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:37:25,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:37:25,730 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:37:25,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:25,730 INFO L85 PathProgramCache]: Analyzing trace with hash 963142797, now seen corresponding path program 1 times [2024-11-24 01:37:25,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:25,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798148938] [2024-11-24 01:37:25,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:25,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:29,775 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-24 01:37:29,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:29,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798148938] [2024-11-24 01:37:29,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798148938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:29,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:29,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:37:29,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430471282] [2024-11-24 01:37:29,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:29,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:37:29,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:29,778 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:37:29,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:37:29,780 INFO L87 Difference]: Start difference. First operand 7932 states and 10749 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-24 01:37:33,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:37:34,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:37:34,811 INFO L93 Difference]: Finished difference Result 18161 states and 24606 transitions. [2024-11-24 01:37:34,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:37:34,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 247 [2024-11-24 01:37:34,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:37:34,897 INFO L225 Difference]: With dead ends: 18161 [2024-11-24 01:37:34,897 INFO L226 Difference]: Without dead ends: 10244 [2024-11-24 01:37:34,934 INFO L434 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 [2024-11-24 01:37:34,936 INFO L435 NwaCegarLoop]: 4259 mSDtfsCounter, 1840 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 6619 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:37:34,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1840 Valid, 6619 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 01:37:34,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10244 states. [2024-11-24 01:37:35,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10244 to 10238. [2024-11-24 01:37:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.252929953665849) internal successors, (9194), 7457 states have internal predecessors, (9194), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:37:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13851 transitions. [2024-11-24 01:37:35,590 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13851 transitions. Word has length 247 [2024-11-24 01:37:35,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:37:35,595 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13851 transitions. [2024-11-24 01:37:35,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-24 01:37:35,596 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13851 transitions. [2024-11-24 01:37:35,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-24 01:37:35,612 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:35,612 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:37:35,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:37:35,613 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:37:35,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:35,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1211289291, now seen corresponding path program 1 times [2024-11-24 01:37:35,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:35,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443442384] [2024-11-24 01:37:35,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:35,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:37:39,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:39,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443442384] [2024-11-24 01:37:39,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443442384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:39,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:39,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:37:39,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140719992] [2024-11-24 01:37:39,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:39,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:37:39,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:39,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:37:39,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:37:39,333 INFO L87 Difference]: Start difference. First operand 10238 states and 13851 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:37:43,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:37:49,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:37:49,774 INFO L93 Difference]: Finished difference Result 20461 states and 27756 transitions. [2024-11-24 01:37:49,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:37:49,774 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 247 [2024-11-24 01:37:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:37:49,843 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:37:49,843 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:37:49,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:37:49,882 INFO L435 NwaCegarLoop]: 2418 mSDtfsCounter, 2333 mSDsluCounter, 1569 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2333 SdHoareTripleChecker+Valid, 3987 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:37:49,883 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2333 Valid, 3987 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 850 Invalid, 1 Unknown, 0 Unchecked, 10.0s Time] [2024-11-24 01:37:49,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:37:50,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:37:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2518397383483237) internal successors, (9186), 7457 states have internal predecessors, (9186), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:37:50,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13843 transitions. [2024-11-24 01:37:50,581 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13843 transitions. Word has length 247 [2024-11-24 01:37:50,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:37:50,582 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13843 transitions. [2024-11-24 01:37:50,582 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:37:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13843 transitions. [2024-11-24 01:37:50,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-24 01:37:50,595 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:50,595 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:37:50,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:37:50,596 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:37:50,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:50,598 INFO L85 PathProgramCache]: Analyzing trace with hash 703632945, now seen corresponding path program 1 times [2024-11-24 01:37:50,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:50,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376292353] [2024-11-24 01:37:50,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:50,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:37:54,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:54,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376292353] [2024-11-24 01:37:54,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376292353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:54,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:54,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:37:54,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959783686] [2024-11-24 01:37:54,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:54,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:37:54,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:54,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:37:54,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:37:54,425 INFO L87 Difference]: Start difference. First operand 10238 states and 13843 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:37:58,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:05,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:05,131 INFO L93 Difference]: Finished difference Result 20461 states and 27740 transitions. [2024-11-24 01:38:05,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:05,132 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 248 [2024-11-24 01:38:05,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:05,193 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:38:05,193 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:38:05,226 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:38:05,227 INFO L435 NwaCegarLoop]: 2416 mSDtfsCounter, 3071 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3071 SdHoareTripleChecker+Valid, 3983 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:05,227 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3071 Valid, 3983 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 10.1s Time] [2024-11-24 01:38:05,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:38:05,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:38:05,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2507495230307986) internal successors, (9178), 7457 states have internal predecessors, (9178), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:38:05,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13835 transitions. [2024-11-24 01:38:05,799 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13835 transitions. Word has length 248 [2024-11-24 01:38:05,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:05,800 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13835 transitions. [2024-11-24 01:38:05,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13835 transitions. [2024-11-24 01:38:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-24 01:38:05,811 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:05,812 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:38:05,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:38:05,812 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:38:05,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:05,812 INFO L85 PathProgramCache]: Analyzing trace with hash -2034295289, now seen corresponding path program 1 times [2024-11-24 01:38:05,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:05,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392562481] [2024-11-24 01:38:05,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:05,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:09,198 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:38:09,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:09,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392562481] [2024-11-24 01:38:09,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392562481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:09,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:09,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:38:09,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295314901] [2024-11-24 01:38:09,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:09,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:38:09,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:09,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:38:09,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:38:09,203 INFO L87 Difference]: Start difference. First operand 10238 states and 13835 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:13,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:19,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:19,795 INFO L93 Difference]: Finished difference Result 20461 states and 27724 transitions. [2024-11-24 01:38:19,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:19,796 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 249 [2024-11-24 01:38:19,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:19,854 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:38:19,855 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:38:19,886 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:38:19,887 INFO L435 NwaCegarLoop]: 2415 mSDtfsCounter, 3068 mSDsluCounter, 1566 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3068 SdHoareTripleChecker+Valid, 3981 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:19,887 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3068 Valid, 3981 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 10.0s Time] [2024-11-24 01:38:19,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:38:20,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:38:20,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2496593077132734) internal successors, (9170), 7457 states have internal predecessors, (9170), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:38:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13827 transitions. [2024-11-24 01:38:20,501 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13827 transitions. Word has length 249 [2024-11-24 01:38:20,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:20,502 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13827 transitions. [2024-11-24 01:38:20,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13827 transitions. [2024-11-24 01:38:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-24 01:38:20,514 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:20,514 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:38:20,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:38:20,515 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:38:20,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:20,515 INFO L85 PathProgramCache]: Analyzing trace with hash -896208019, now seen corresponding path program 1 times [2024-11-24 01:38:20,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:20,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941953202] [2024-11-24 01:38:20,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:20,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:23,766 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:38:23,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:23,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941953202] [2024-11-24 01:38:23,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941953202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:23,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:23,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:38:23,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489868567] [2024-11-24 01:38:23,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:23,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:38:23,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:23,769 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:38:23,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:38:23,769 INFO L87 Difference]: Start difference. First operand 10238 states and 13827 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:27,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:34,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:34,969 INFO L93 Difference]: Finished difference Result 20461 states and 27708 transitions. [2024-11-24 01:38:34,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:34,969 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 250 [2024-11-24 01:38:34,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:35,032 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:38:35,032 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:38:35,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:38:35,066 INFO L435 NwaCegarLoop]: 2414 mSDtfsCounter, 3065 mSDsluCounter, 1565 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3065 SdHoareTripleChecker+Valid, 3979 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:35,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3065 Valid, 3979 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 10.3s Time] [2024-11-24 01:38:35,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:38:35,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:38:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2485690923957482) internal successors, (9162), 7457 states have internal predecessors, (9162), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:38:35,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13819 transitions. [2024-11-24 01:38:35,724 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13819 transitions. Word has length 250 [2024-11-24 01:38:35,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:35,727 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13819 transitions. [2024-11-24 01:38:35,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13819 transitions. [2024-11-24 01:38:35,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-24 01:38:35,739 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:35,740 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:38:35,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:38:35,740 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:38:35,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:35,741 INFO L85 PathProgramCache]: Analyzing trace with hash 139275587, now seen corresponding path program 1 times [2024-11-24 01:38:35,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:35,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462866834] [2024-11-24 01:38:35,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:35,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:38:38,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:38,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462866834] [2024-11-24 01:38:38,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462866834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:38,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:38,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:38:38,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631880322] [2024-11-24 01:38:38,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:38,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:38:38,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:38,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:38:38,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:38:38,874 INFO L87 Difference]: Start difference. First operand 10238 states and 13819 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:42,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:49,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:49,440 INFO L93 Difference]: Finished difference Result 20461 states and 27692 transitions. [2024-11-24 01:38:49,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:49,441 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 251 [2024-11-24 01:38:49,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:49,500 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:38:49,501 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:38:49,536 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:38:49,536 INFO L435 NwaCegarLoop]: 2413 mSDtfsCounter, 3062 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3062 SdHoareTripleChecker+Valid, 3977 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:49,537 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3062 Valid, 3977 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-24 01:38:49,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:38:50,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:38:50,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.247478877078223) internal successors, (9154), 7457 states have internal predecessors, (9154), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:38:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13811 transitions. [2024-11-24 01:38:50,338 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13811 transitions. Word has length 251 [2024-11-24 01:38:50,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:50,340 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13811 transitions. [2024-11-24 01:38:50,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:50,340 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13811 transitions. [2024-11-24 01:38:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:38:50,353 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:50,353 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:38:50,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:38:50,353 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:38:50,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:50,355 INFO L85 PathProgramCache]: Analyzing trace with hash -2005954391, now seen corresponding path program 1 times [2024-11-24 01:38:50,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:50,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113478634] [2024-11-24 01:38:50,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:50,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:53,773 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:38:53,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:53,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113478634] [2024-11-24 01:38:53,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113478634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:53,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:53,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:38:53,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156002579] [2024-11-24 01:38:53,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:53,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:38:53,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:53,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:38:53,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:38:53,775 INFO L87 Difference]: Start difference. First operand 10238 states and 13811 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:38:57,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:04,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:04,475 INFO L93 Difference]: Finished difference Result 20461 states and 27676 transitions. [2024-11-24 01:39:04,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:04,476 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 252 [2024-11-24 01:39:04,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:04,538 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:39:04,538 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:39:04,570 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:39:04,571 INFO L435 NwaCegarLoop]: 2412 mSDtfsCounter, 3059 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3059 SdHoareTripleChecker+Valid, 3975 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:04,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3059 Valid, 3975 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2024-11-24 01:39:04,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:39:05,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:39:05,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2463886617606978) internal successors, (9146), 7457 states have internal predecessors, (9146), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:39:05,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13803 transitions. [2024-11-24 01:39:05,302 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13803 transitions. Word has length 252 [2024-11-24 01:39:05,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:05,304 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13803 transitions. [2024-11-24 01:39:05,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13803 transitions. [2024-11-24 01:39:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-24 01:39:05,316 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:05,317 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:39:05,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:39:05,317 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:39:05,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:05,318 INFO L85 PathProgramCache]: Analyzing trace with hash 325909631, now seen corresponding path program 1 times [2024-11-24 01:39:05,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:05,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47449597] [2024-11-24 01:39:05,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:05,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:08,710 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:39:08,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:08,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47449597] [2024-11-24 01:39:08,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47449597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:08,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:08,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:39:08,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295091396] [2024-11-24 01:39:08,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:08,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:39:08,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:08,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:39:08,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:39:08,712 INFO L87 Difference]: Start difference. First operand 10238 states and 13803 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:12,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:19,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:19,428 INFO L93 Difference]: Finished difference Result 20461 states and 27660 transitions. [2024-11-24 01:39:19,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:19,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 253 [2024-11-24 01:39:19,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:19,483 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:39:19,484 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:39:19,514 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:39:19,514 INFO L435 NwaCegarLoop]: 2411 mSDtfsCounter, 3056 mSDsluCounter, 1562 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3056 SdHoareTripleChecker+Valid, 3973 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:19,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3056 Valid, 3973 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-24 01:39:19,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:39:20,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:39:20,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2452984464431724) internal successors, (9138), 7457 states have internal predecessors, (9138), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:39:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13795 transitions. [2024-11-24 01:39:20,335 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13795 transitions. Word has length 253 [2024-11-24 01:39:20,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:20,336 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13795 transitions. [2024-11-24 01:39:20,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:20,337 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13795 transitions. [2024-11-24 01:39:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-24 01:39:20,349 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:20,349 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:39:20,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:39:20,349 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:39:20,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:20,350 INFO L85 PathProgramCache]: Analyzing trace with hash -286233115, now seen corresponding path program 1 times [2024-11-24 01:39:20,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:20,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838074045] [2024-11-24 01:39:20,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:20,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:39:23,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:23,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838074045] [2024-11-24 01:39:23,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838074045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:23,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:23,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:39:23,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215777638] [2024-11-24 01:39:23,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:23,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:39:23,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:23,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:39:23,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:39:23,827 INFO L87 Difference]: Start difference. First operand 10238 states and 13795 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:27,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:34,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:34,412 INFO L93 Difference]: Finished difference Result 20461 states and 27644 transitions. [2024-11-24 01:39:34,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:34,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 254 [2024-11-24 01:39:34,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:34,481 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:39:34,481 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:39:34,515 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:39:34,516 INFO L435 NwaCegarLoop]: 2410 mSDtfsCounter, 3053 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3053 SdHoareTripleChecker+Valid, 3971 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:34,516 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3053 Valid, 3971 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-24 01:39:34,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:39:35,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:39:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2442082311256473) internal successors, (9130), 7457 states have internal predecessors, (9130), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:39:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13787 transitions. [2024-11-24 01:39:35,499 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13787 transitions. Word has length 254 [2024-11-24 01:39:35,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:35,500 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13787 transitions. [2024-11-24 01:39:35,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:35,500 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13787 transitions. [2024-11-24 01:39:35,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-24 01:39:35,510 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:35,510 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:39:35,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 01:39:35,510 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:39:35,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:35,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1968272453, now seen corresponding path program 1 times [2024-11-24 01:39:35,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:35,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442817315] [2024-11-24 01:39:35,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:35,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:38,368 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:39:38,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:38,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442817315] [2024-11-24 01:39:38,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442817315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:38,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:38,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:39:38,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420840790] [2024-11-24 01:39:38,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:38,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:39:38,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:38,370 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:39:38,370 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:39:38,370 INFO L87 Difference]: Start difference. First operand 10238 states and 13787 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:42,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:49,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:49,190 INFO L93 Difference]: Finished difference Result 20461 states and 27628 transitions. [2024-11-24 01:39:49,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:49,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 255 [2024-11-24 01:39:49,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:49,229 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:39:49,229 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:39:49,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:39:49,259 INFO L435 NwaCegarLoop]: 2409 mSDtfsCounter, 3050 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3050 SdHoareTripleChecker+Valid, 3969 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:49,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3050 Valid, 3969 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-24 01:39:49,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:39:49,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:39:49,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.243118015808122) internal successors, (9122), 7457 states have internal predecessors, (9122), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:39:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13779 transitions. [2024-11-24 01:39:49,922 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13779 transitions. Word has length 255 [2024-11-24 01:39:49,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:49,923 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13779 transitions. [2024-11-24 01:39:49,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13779 transitions. [2024-11-24 01:39:49,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-24 01:39:49,930 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:49,930 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:39:49,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:39:49,930 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:39:49,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:49,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1837599521, now seen corresponding path program 1 times [2024-11-24 01:39:49,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:49,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323002137] [2024-11-24 01:39:49,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:49,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:39:52,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:52,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323002137] [2024-11-24 01:39:52,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323002137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:52,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:52,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:39:52,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177507746] [2024-11-24 01:39:52,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:52,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:39:52,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:52,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:39:52,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:39:52,728 INFO L87 Difference]: Start difference. First operand 10238 states and 13779 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:39:56,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:40:03,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:40:03,660 INFO L93 Difference]: Finished difference Result 20461 states and 27612 transitions. [2024-11-24 01:40:03,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:40:03,660 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 256 [2024-11-24 01:40:03,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:40:03,701 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:40:03,701 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:40:03,731 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:40:03,731 INFO L435 NwaCegarLoop]: 2408 mSDtfsCounter, 3047 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3047 SdHoareTripleChecker+Valid, 3967 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:40:03,732 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3047 Valid, 3967 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2024-11-24 01:40:03,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:40:04,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:40:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.242027800490597) internal successors, (9114), 7457 states have internal predecessors, (9114), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:40:04,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13771 transitions. [2024-11-24 01:40:04,511 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13771 transitions. Word has length 256 [2024-11-24 01:40:04,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:40:04,511 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13771 transitions. [2024-11-24 01:40:04,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13771 transitions. [2024-11-24 01:40:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-24 01:40:04,518 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:40:04,518 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:40:04,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 01:40:04,519 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:40:04,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:40:04,520 INFO L85 PathProgramCache]: Analyzing trace with hash -324936969, now seen corresponding path program 1 times [2024-11-24 01:40:04,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:40:04,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754403505] [2024-11-24 01:40:04,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:40:04,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:40:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:40:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:40:07,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:40:07,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754403505] [2024-11-24 01:40:07,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754403505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:40:07,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:40:07,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:40:07,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100962960] [2024-11-24 01:40:07,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:40:07,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:40:07,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:40:07,118 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:40:07,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:40:07,118 INFO L87 Difference]: Start difference. First operand 10238 states and 13771 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:11,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:40:18,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:40:18,110 INFO L93 Difference]: Finished difference Result 20461 states and 27596 transitions. [2024-11-24 01:40:18,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:40:18,111 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 257 [2024-11-24 01:40:18,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:40:18,164 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:40:18,165 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:40:18,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:40:18,191 INFO L435 NwaCegarLoop]: 2407 mSDtfsCounter, 3044 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 3965 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:40:18,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3044 Valid, 3965 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-24 01:40:18,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:40:19,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:40:19,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2409375851730717) internal successors, (9106), 7457 states have internal predecessors, (9106), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:40:19,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13763 transitions. [2024-11-24 01:40:19,094 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13763 transitions. Word has length 257 [2024-11-24 01:40:19,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:40:19,095 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13763 transitions. [2024-11-24 01:40:19,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:19,095 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13763 transitions. [2024-11-24 01:40:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:40:19,101 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:40:19,101 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:40:19,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 01:40:19,101 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:40:19,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:40:19,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1470425181, now seen corresponding path program 1 times [2024-11-24 01:40:19,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:40:19,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624870045] [2024-11-24 01:40:19,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:40:19,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:40:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:40:21,737 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:40:21,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:40:21,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624870045] [2024-11-24 01:40:21,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624870045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:40:21,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:40:21,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:40:21,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450305255] [2024-11-24 01:40:21,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:40:21,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:40:21,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:40:21,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:40:21,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:40:21,739 INFO L87 Difference]: Start difference. First operand 10238 states and 13763 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:25,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:40:32,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:40:32,767 INFO L93 Difference]: Finished difference Result 20461 states and 27580 transitions. [2024-11-24 01:40:32,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:40:32,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 258 [2024-11-24 01:40:32,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:40:32,807 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:40:32,807 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:40:32,827 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:40:32,828 INFO L435 NwaCegarLoop]: 2406 mSDtfsCounter, 3041 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3041 SdHoareTripleChecker+Valid, 3963 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:40:32,828 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3041 Valid, 3963 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2024-11-24 01:40:32,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:40:33,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:40:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2398473698555466) internal successors, (9098), 7457 states have internal predecessors, (9098), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:40:33,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13755 transitions. [2024-11-24 01:40:33,595 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13755 transitions. Word has length 258 [2024-11-24 01:40:33,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:40:33,597 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13755 transitions. [2024-11-24 01:40:33,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:33,597 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13755 transitions. [2024-11-24 01:40:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-24 01:40:33,617 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:40:33,617 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:40:33,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 01:40:33,620 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:40:33,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:40:33,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1406593587, now seen corresponding path program 1 times [2024-11-24 01:40:33,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:40:33,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448507942] [2024-11-24 01:40:33,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:40:33,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:40:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:40:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:40:37,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:40:37,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448507942] [2024-11-24 01:40:37,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448507942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:40:37,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:40:37,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:40:37,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111956698] [2024-11-24 01:40:37,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:40:37,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:40:37,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:40:37,050 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:40:37,050 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:40:37,050 INFO L87 Difference]: Start difference. First operand 10238 states and 13755 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:41,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:40:48,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:40:48,365 INFO L93 Difference]: Finished difference Result 20461 states and 27564 transitions. [2024-11-24 01:40:48,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:40:48,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 259 [2024-11-24 01:40:48,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:40:48,434 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:40:48,435 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:40:48,468 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:40:48,468 INFO L435 NwaCegarLoop]: 2405 mSDtfsCounter, 3038 mSDsluCounter, 1556 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3038 SdHoareTripleChecker+Valid, 3961 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:40:48,469 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3038 Valid, 3961 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 10.0s Time] [2024-11-24 01:40:48,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:40:49,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:40:49,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.2387571545380212) internal successors, (9090), 7457 states have internal predecessors, (9090), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:40:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13747 transitions. [2024-11-24 01:40:49,200 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13747 transitions. Word has length 259 [2024-11-24 01:40:49,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:40:49,200 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13747 transitions. [2024-11-24 01:40:49,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13747 transitions. [2024-11-24 01:40:49,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-24 01:40:49,207 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:40:49,207 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:40:49,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-24 01:40:49,207 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:40:49,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:40:49,207 INFO L85 PathProgramCache]: Analyzing trace with hash -457669223, now seen corresponding path program 1 times [2024-11-24 01:40:49,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:40:49,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169080887] [2024-11-24 01:40:49,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:40:49,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:40:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:40:52,222 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:40:52,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:40:52,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169080887] [2024-11-24 01:40:52,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169080887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:40:52,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:40:52,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:40:52,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604449515] [2024-11-24 01:40:52,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:40:52,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:40:52,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:40:52,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:40:52,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:40:52,224 INFO L87 Difference]: Start difference. First operand 10238 states and 13747 transitions. Second operand has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:40:56,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:41:03,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:41:03,587 INFO L93 Difference]: Finished difference Result 20461 states and 27548 transitions. [2024-11-24 01:41:03,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:41:03,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 260 [2024-11-24 01:41:03,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:41:03,638 INFO L225 Difference]: With dead ends: 20461 [2024-11-24 01:41:03,638 INFO L226 Difference]: Without dead ends: 10238 [2024-11-24 01:41:03,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:41:03,665 INFO L435 NwaCegarLoop]: 2404 mSDtfsCounter, 3035 mSDsluCounter, 1555 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 1679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3035 SdHoareTripleChecker+Valid, 3959 SdHoareTripleChecker+Invalid, 2532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1679 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:41:03,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3035 Valid, 3959 Invalid, 2532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1679 Valid, 852 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2024-11-24 01:41:03,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10238 states. [2024-11-24 01:41:04,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10238 to 10238. [2024-11-24 01:41:04,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 7338 states have (on average 1.237666939220496) internal successors, (9082), 7457 states have internal predecessors, (9082), 2321 states have call successors, (2321), 578 states have call predecessors, (2321), 577 states have return successors, (2336), 2292 states have call predecessors, (2336), 2321 states have call successors, (2336) [2024-11-24 01:41:04,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 13739 transitions. [2024-11-24 01:41:04,484 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 13739 transitions. Word has length 260 [2024-11-24 01:41:04,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:41:04,484 INFO L471 AbstractCegarLoop]: Abstraction has 10238 states and 13739 transitions. [2024-11-24 01:41:04,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.0) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:41:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 13739 transitions. [2024-11-24 01:41:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-24 01:41:04,490 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:41:04,490 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:41:04,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-24 01:41:04,491 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:41:04,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:41:04,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1994242415, now seen corresponding path program 1 times [2024-11-24 01:41:04,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:41:04,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279592540] [2024-11-24 01:41:04,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:41:04,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:41:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:41:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:41:07,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:41:07,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279592540] [2024-11-24 01:41:07,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279592540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:41:07,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:41:07,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:41:07,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093733491] [2024-11-24 01:41:07,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:41:07,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:41:07,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:41:07,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:41:07,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:41:07,419 INFO L87 Difference]: Start difference. First operand 10238 states and 13739 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:41:11,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:41:26,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:41:26,662 INFO L93 Difference]: Finished difference Result 40811 states and 54964 transitions. [2024-11-24 01:41:26,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:41:26,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 261 [2024-11-24 01:41:26,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:41:26,779 INFO L225 Difference]: With dead ends: 40811 [2024-11-24 01:41:26,779 INFO L226 Difference]: Without dead ends: 30588 [2024-11-24 01:41:26,816 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:41:26,816 INFO L435 NwaCegarLoop]: 4771 mSDtfsCounter, 8462 mSDsluCounter, 3095 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 3368 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8465 SdHoareTripleChecker+Valid, 7866 SdHoareTripleChecker+Invalid, 5083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3368 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:41:26,817 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8465 Valid, 7866 Invalid, 5083 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3368 Valid, 1714 Invalid, 1 Unknown, 0 Unchecked, 16.2s Time] [2024-11-24 01:41:26,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30588 states. [2024-11-24 01:41:29,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30588 to 20401. [2024-11-24 01:41:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20401 states, 14616 states have (on average 1.2380952380952381) internal successors, (18096), 14861 states have internal predecessors, (18096), 4637 states have call successors, (4637), 1156 states have call predecessors, (4637), 1146 states have return successors, (4667), 4563 states have call predecessors, (4667), 4637 states have call successors, (4667) [2024-11-24 01:41:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20401 states to 20401 states and 27400 transitions. [2024-11-24 01:41:29,489 INFO L78 Accepts]: Start accepts. Automaton has 20401 states and 27400 transitions. Word has length 261 [2024-11-24 01:41:29,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:41:29,489 INFO L471 AbstractCegarLoop]: Abstraction has 20401 states and 27400 transitions. [2024-11-24 01:41:29,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-24 01:41:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 20401 states and 27400 transitions. [2024-11-24 01:41:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-24 01:41:29,506 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:41:29,506 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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] [2024-11-24 01:41:29,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-24 01:41:29,507 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:41:29,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:41:29,507 INFO L85 PathProgramCache]: Analyzing trace with hash 2022871566, now seen corresponding path program 1 times [2024-11-24 01:41:29,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:41:29,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239340811] [2024-11-24 01:41:29,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:41:29,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:41:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:41:33,194 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-24 01:41:33,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:41:33,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239340811] [2024-11-24 01:41:33,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239340811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:41:33,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:41:33,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:41:33,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001051552] [2024-11-24 01:41:33,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:41:33,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:41:33,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:41:33,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:41:33,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:41:33,198 INFO L87 Difference]: Start difference. First operand 20401 states and 27400 transitions. Second operand has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-24 01:41:35,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:41:35,129 INFO L93 Difference]: Finished difference Result 20429 states and 27437 transitions. [2024-11-24 01:41:35,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:41:35,130 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 1 states have call successors, (24) Word has length 261 [2024-11-24 01:41:35,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:41:35,250 INFO L225 Difference]: With dead ends: 20429 [2024-11-24 01:41:35,251 INFO L226 Difference]: Without dead ends: 20427 [2024-11-24 01:41:35,264 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:41:35,265 INFO L435 NwaCegarLoop]: 2404 mSDtfsCounter, 0 mSDsluCounter, 7208 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9612 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:41:35,265 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9612 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:41:35,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20427 states. [2024-11-24 01:41:37,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20427 to 20421. [2024-11-24 01:41:37,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20421 states, 14631 states have (on average 1.2375093978538718) internal successors, (18106), 14876 states have internal predecessors, (18106), 4637 states have call successors, (4637), 1156 states have call predecessors, (4637), 1151 states have return successors, (4677), 4568 states have call predecessors, (4677), 4637 states have call successors, (4677) [2024-11-24 01:41:37,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20421 states to 20421 states and 27420 transitions. [2024-11-24 01:41:37,244 INFO L78 Accepts]: Start accepts. Automaton has 20421 states and 27420 transitions. Word has length 261 [2024-11-24 01:41:37,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:41:37,245 INFO L471 AbstractCegarLoop]: Abstraction has 20421 states and 27420 transitions. [2024-11-24 01:41:37,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.2) internal successors, (106), 4 states have internal predecessors, (106), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-24 01:41:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 20421 states and 27420 transitions. [2024-11-24 01:41:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-11-24 01:41:37,263 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:41:37,263 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 10, 10, 10, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 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, 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] [2024-11-24 01:41:37,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-24 01:41:37,263 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:41:37,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:41:37,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1270730946, now seen corresponding path program 1 times [2024-11-24 01:41:37,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:41:37,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162355681] [2024-11-24 01:41:37,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:41:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:41:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:41:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2024-11-24 01:41:39,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:41:39,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162355681] [2024-11-24 01:41:39,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162355681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:41:39,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:41:39,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:41:39,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021236146] [2024-11-24 01:41:39,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:41:39,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:41:39,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:41:39,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:41:39,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:41:39,986 INFO L87 Difference]: Start difference. First operand 20421 states and 27420 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-24 01:41:44,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:41:47,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:41:47,762 INFO L93 Difference]: Finished difference Result 48943 states and 65467 transitions. [2024-11-24 01:41:47,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:41:47,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 358 [2024-11-24 01:41:47,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:41:47,893 INFO L225 Difference]: With dead ends: 48943 [2024-11-24 01:41:47,893 INFO L226 Difference]: Without dead ends: 28537 [2024-11-24 01:41:47,951 INFO L434 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 [2024-11-24 01:41:47,952 INFO L435 NwaCegarLoop]: 2422 mSDtfsCounter, 1838 mSDsluCounter, 2350 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 4772 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:41:47,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1838 Valid, 4772 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:41:47,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28537 states. [2024-11-24 01:41:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28537 to 28527. [2024-11-24 01:41:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28527 states, 20437 states have (on average 1.2311493859176983) internal successors, (25161), 20792 states have internal predecessors, (25161), 6373 states have call successors, (6373), 1720 states have call predecessors, (6373), 1715 states have return successors, (6445), 6270 states have call predecessors, (6445), 6373 states have call successors, (6445) [2024-11-24 01:41:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28527 states to 28527 states and 37979 transitions. [2024-11-24 01:41:50,679 INFO L78 Accepts]: Start accepts. Automaton has 28527 states and 37979 transitions. Word has length 358 [2024-11-24 01:41:50,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:41:50,679 INFO L471 AbstractCegarLoop]: Abstraction has 28527 states and 37979 transitions. [2024-11-24 01:41:50,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-24 01:41:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 28527 states and 37979 transitions. [2024-11-24 01:41:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-24 01:41:50,684 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:41:50,684 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:41:50,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-24 01:41:50,684 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:41:50,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:41:50,685 INFO L85 PathProgramCache]: Analyzing trace with hash -28857601, now seen corresponding path program 1 times [2024-11-24 01:41:50,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:41:50,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106887237] [2024-11-24 01:41:50,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:41:50,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:41:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:41:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2024-11-24 01:41:53,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:41:53,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106887237] [2024-11-24 01:41:53,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106887237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:41:53,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:41:53,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:41:53,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902043744] [2024-11-24 01:41:53,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:41:53,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:41:53,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:41:53,736 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:41:53,736 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:41:53,737 INFO L87 Difference]: Start difference. First operand 28527 states and 37979 transitions. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-24 01:41:57,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:42:02,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:02,291 INFO L93 Difference]: Finished difference Result 65533 states and 87288 transitions. [2024-11-24 01:42:02,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:42:02,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 407 [2024-11-24 01:42:02,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:02,473 INFO L225 Difference]: With dead ends: 65533 [2024-11-24 01:42:02,473 INFO L226 Difference]: Without dead ends: 37021 [2024-11-24 01:42:02,657 INFO L434 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 [2024-11-24 01:42:02,659 INFO L435 NwaCegarLoop]: 4231 mSDtfsCounter, 2180 mSDsluCounter, 2031 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2180 SdHoareTripleChecker+Valid, 6262 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:02,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2180 Valid, 6262 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 01:42:02,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37021 states. [2024-11-24 01:42:06,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37021 to 37009. [2024-11-24 01:42:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37009 states, 26523 states have (on average 1.230290691098292) internal successors, (32631), 26984 states have internal predecessors, (32631), 8247 states have call successors, (8247), 2244 states have call predecessors, (8247), 2237 states have return successors, (8329), 8120 states have call predecessors, (8329), 8247 states have call successors, (8329) [2024-11-24 01:42:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37009 states to 37009 states and 49207 transitions. [2024-11-24 01:42:06,247 INFO L78 Accepts]: Start accepts. Automaton has 37009 states and 49207 transitions. Word has length 407 [2024-11-24 01:42:06,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:06,248 INFO L471 AbstractCegarLoop]: Abstraction has 37009 states and 49207 transitions. [2024-11-24 01:42:06,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-24 01:42:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 37009 states and 49207 transitions. [2024-11-24 01:42:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-11-24 01:42:06,252 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:06,252 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:42:06,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-24 01:42:06,253 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:42:06,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:06,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1294641943, now seen corresponding path program 1 times [2024-11-24 01:42:06,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:06,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108594164] [2024-11-24 01:42:06,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:06,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-24 01:42:10,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:10,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108594164] [2024-11-24 01:42:10,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108594164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:10,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:10,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:42:10,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021679350] [2024-11-24 01:42:10,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:10,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:42:10,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:10,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:42:10,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:42:10,449 INFO L87 Difference]: Start difference. First operand 37009 states and 49207 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-24 01:42:14,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:42:18,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:18,690 INFO L93 Difference]: Finished difference Result 79611 states and 105861 transitions. [2024-11-24 01:42:18,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:42:18,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 497 [2024-11-24 01:42:18,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:18,938 INFO L225 Difference]: With dead ends: 79611 [2024-11-24 01:42:18,939 INFO L226 Difference]: Without dead ends: 42617 [2024-11-24 01:42:19,061 INFO L434 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 [2024-11-24 01:42:19,062 INFO L435 NwaCegarLoop]: 3763 mSDtfsCounter, 1832 mSDsluCounter, 2345 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1832 SdHoareTripleChecker+Valid, 6108 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:19,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1832 Valid, 6108 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:42:19,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42617 states. [2024-11-24 01:42:23,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42617 to 42601. [2024-11-24 01:42:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42601 states, 30572 states have (on average 1.2298835535784378) internal successors, (37600), 31099 states have internal predecessors, (37600), 9439 states have call successors, (9439), 2596 states have call predecessors, (9439), 2588 states have return successors, (9525), 9293 states have call predecessors, (9525), 9439 states have call successors, (9525) [2024-11-24 01:42:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42601 states to 42601 states and 56564 transitions. [2024-11-24 01:42:24,134 INFO L78 Accepts]: Start accepts. Automaton has 42601 states and 56564 transitions. Word has length 497 [2024-11-24 01:42:24,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:24,135 INFO L471 AbstractCegarLoop]: Abstraction has 42601 states and 56564 transitions. [2024-11-24 01:42:24,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-24 01:42:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 42601 states and 56564 transitions. [2024-11-24 01:42:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-11-24 01:42:24,139 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:24,139 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:42:24,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-24 01:42:24,140 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:42:24,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:24,140 INFO L85 PathProgramCache]: Analyzing trace with hash 2127914791, now seen corresponding path program 1 times [2024-11-24 01:42:24,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:24,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362136323] [2024-11-24 01:42:24,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:24,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:28,244 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-24 01:42:28,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:28,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362136323] [2024-11-24 01:42:28,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362136323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:28,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:28,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:42:28,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420752601] [2024-11-24 01:42:28,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:28,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:42:28,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:28,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:42:28,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:42:28,247 INFO L87 Difference]: Start difference. First operand 42601 states and 56564 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-24 01:42:32,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:42:36,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:36,932 INFO L93 Difference]: Finished difference Result 90891 states and 120695 transitions. [2024-11-24 01:42:36,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:42:36,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 497 [2024-11-24 01:42:36,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:37,280 INFO L225 Difference]: With dead ends: 90891 [2024-11-24 01:42:37,283 INFO L226 Difference]: Without dead ends: 48305 [2024-11-24 01:42:37,558 INFO L434 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 [2024-11-24 01:42:37,559 INFO L435 NwaCegarLoop]: 4231 mSDtfsCounter, 1845 mSDsluCounter, 2346 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1845 SdHoareTripleChecker+Valid, 6577 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:37,560 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1845 Valid, 6577 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 01:42:37,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48305 states. [2024-11-24 01:42:42,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48305 to 48289. [2024-11-24 01:42:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48289 states, 34701 states have (on average 1.2295034725224057) internal successors, (42665), 35294 states have internal predecessors, (42665), 10639 states have call successors, (10639), 2956 states have call predecessors, (10639), 2947 states have return successors, (10729), 10474 states have call predecessors, (10729), 10639 states have call successors, (10729) [2024-11-24 01:42:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48289 states to 48289 states and 64033 transitions. [2024-11-24 01:42:43,063 INFO L78 Accepts]: Start accepts. Automaton has 48289 states and 64033 transitions. Word has length 497 [2024-11-24 01:42:43,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:43,064 INFO L471 AbstractCegarLoop]: Abstraction has 48289 states and 64033 transitions. [2024-11-24 01:42:43,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-24 01:42:43,064 INFO L276 IsEmpty]: Start isEmpty. Operand 48289 states and 64033 transitions. [2024-11-24 01:42:43,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2024-11-24 01:42:43,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:43,069 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 11, 11, 11, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:42:43,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-24 01:42:43,070 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:42:43,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:43,070 INFO L85 PathProgramCache]: Analyzing trace with hash -140458864, now seen corresponding path program 1 times [2024-11-24 01:42:43,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:43,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18646458] [2024-11-24 01:42:43,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:43,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:46,365 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-24 01:42:46,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:46,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18646458] [2024-11-24 01:42:46,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18646458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:46,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:46,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:46,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975533079] [2024-11-24 01:42:46,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:46,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:46,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:46,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:46,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:46,370 INFO L87 Difference]: Start difference. First operand 48289 states and 64033 transitions. Second operand has 5 states, 5 states have (on average 45.4) internal successors, (227), 4 states have internal predecessors, (227), 3 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-24 01:42:50,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:42:56,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:56,894 INFO L93 Difference]: Finished difference Result 103375 states and 136973 transitions. [2024-11-24 01:42:56,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:56,894 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 45.4) internal successors, (227), 4 states have internal predecessors, (227), 3 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) Word has length 538 [2024-11-24 01:42:56,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:57,286 INFO L225 Difference]: With dead ends: 103375 [2024-11-24 01:42:57,286 INFO L226 Difference]: Without dead ends: 55101 [2024-11-24 01:42:57,486 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:57,487 INFO L435 NwaCegarLoop]: 3908 mSDtfsCounter, 1894 mSDsluCounter, 10141 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1894 SdHoareTripleChecker+Valid, 14049 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:57,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1894 Valid, 14049 Invalid, 87 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 01:42:57,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55101 states.