./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-alteon-acenic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB --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 c26285c798d9eae93470e6619d316c691c81cc1a0579ebf111c5d2cbbd8c7126 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:09:57,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:09:57,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 05:09:57,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:09:57,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:09:58,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:09:58,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:09:58,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:09:58,019 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:09:58,020 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:09:58,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:09:58,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:09:58,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:09:58,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:09:58,022 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:09:58,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:09:58,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:09:58,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:09:58,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:09:58,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:09:58,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:09:58,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:09:58,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:09:58,024 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:09:58,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:09:58,025 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:09:58,025 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:09:58,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:09:58,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:09:58,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:09:58,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:09:58,026 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:09:58,026 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:09:58,026 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:09:58,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:09:58,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:09:58,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:09:58,028 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:09:58,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:09:58,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:09:58,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:09:58,029 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:09:58,029 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:09:58,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:09:58,030 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:09:58,030 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_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB 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 -> c26285c798d9eae93470e6619d316c691c81cc1a0579ebf111c5d2cbbd8c7126 [2024-11-28 05:09:58,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:09:58,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:09:58,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:09:58,457 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:09:58,458 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:09:58,459 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i [2024-11-28 05:10:02,197 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/data/68317fcf5/03784d7a576c480c8705821f83c76baf/FLAG72dc5d519 [2024-11-28 05:10:03,126 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:10:03,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i [2024-11-28 05:10:03,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/data/68317fcf5/03784d7a576c480c8705821f83c76baf/FLAG72dc5d519 [2024-11-28 05:10:03,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/data/68317fcf5/03784d7a576c480c8705821f83c76baf [2024-11-28 05:10:03,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:10:03,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:10:03,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:10:03,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:10:03,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:10:03,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:10:03" (1/1) ... [2024-11-28 05:10:03,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@586d0f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:03, skipping insertion in model container [2024-11-28 05:10:03,290 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:10:03" (1/1) ... [2024-11-28 05:10:03,519 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:10:07,202 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_0a015a76-eac7-441f-8ffe-93838c748181/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373388,373401] [2024-11-28 05:10:07,209 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_0a015a76-eac7-441f-8ffe-93838c748181/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373533,373546] [2024-11-28 05:10:07,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:10:07,328 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:10:07,555 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"); [6172] [2024-11-28 05:10:07,557 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)); [6179] [2024-11-28 05:10:07,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6186] [2024-11-28 05:10:07,565 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)); [6261-6262] [2024-11-28 05:10:07,565 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"); [6267-6269] [2024-11-28 05:10:07,567 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)); [6294-6295] [2024-11-28 05:10:07,568 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"); [6300-6302] [2024-11-28 05:10:07,570 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)); [6326-6327] [2024-11-28 05:10:07,571 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"); [6332-6334] [2024-11-28 05:10:07,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [6360] [2024-11-28 05:10:07,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\tprefetcht0 (%1)\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (1*32+31)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\tprefetchw (%1)\n6641:\n\t.popsection": : "i" (0), "r" (x)); [6376-6377] [2024-11-28 05:10:07,576 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [6397] [2024-11-28 05:10:07,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %1,%0": "+m" (v->counter): "ir" (i)); [6404] [2024-11-28 05:10:07,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [6411] [2024-11-28 05:10:07,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6428] [2024-11-28 05:10:07,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6435] [2024-11-28 05:10:07,590 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)); [6538-6539] [2024-11-28 05:10:07,592 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)); [6567-6568] [2024-11-28 05:10:07,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7173] [2024-11-28 05:10:07,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7183] [2024-11-28 05:10:07,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7357] [2024-11-28 05:10:07,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8104] [2024-11-28 05:10:07,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8361] [2024-11-28 05:10:07,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8674] [2024-11-28 05:10:07,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8744] [2024-11-28 05:10:07,776 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8814] [2024-11-28 05:10:07,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8875] [2024-11-28 05:10:07,790 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8981] [2024-11-28 05:10:07,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9034] [2024-11-28 05:10:07,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9177] [2024-11-28 05:10:07,833 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9664] [2024-11-28 05:10:07,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9685] [2024-11-28 05:10:07,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9906] [2024-11-28 05:10:07,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10256] [2024-11-28 05:10:07,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10261] [2024-11-28 05:10:07,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10266] [2024-11-28 05:10:07,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10271] [2024-11-28 05:10:07,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10288] [2024-11-28 05:10:07,887 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10304] [2024-11-28 05:10:07,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10309] [2024-11-28 05:10:07,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10314] [2024-11-28 05:10:07,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10338] [2024-11-28 05:10:07,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10343] [2024-11-28 05:10:07,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10348] [2024-11-28 05:10:07,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10352] [2024-11-28 05:10:07,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10367] [2024-11-28 05:10:07,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10372] [2024-11-28 05:10:07,899 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10377] [2024-11-28 05:10:07,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10382] [2024-11-28 05:10:07,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10386] [2024-11-28 05:10:07,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10534] [2024-11-28 05:10:07,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10538] [2024-11-28 05:10:07,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10543] [2024-11-28 05:10:07,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10549] [2024-11-28 05:10:07,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10556] [2024-11-28 05:10:07,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10571] [2024-11-28 05:10:07,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10580] [2024-11-28 05:10:08,044 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_0a015a76-eac7-441f-8ffe-93838c748181/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373388,373401] [2024-11-28 05:10:08,045 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_0a015a76-eac7-441f-8ffe-93838c748181/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i[373533,373546] [2024-11-28 05:10:08,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:10:08,330 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:10:08,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08 WrapperNode [2024-11-28 05:10:08,331 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:10:08,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:10:08,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:10:08,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:10:08,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:08,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:08,865 INFO L138 Inliner]: procedures = 423, calls = 2499, calls flagged for inlining = 186, calls inlined = 170, statements flattened = 6501 [2024-11-28 05:10:08,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:10:08,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:10:08,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:10:08,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:10:08,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:08,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:08,950 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:10,770 INFO L175 MemorySlicer]: Split 1217 memory accesses to 30 slices as follows [146, 2, 3, 10, 10, 12, 12, 12, 12, 12, 9, 5, 6, 5, 4, 54, 1, 2, 3, 3, 2, 1, 5, 812, 7, 1, 46, 7, 7, 6]. 67 percent of accesses are in the largest equivalence class. The 130 initializations are split as follows [8, 2, 0, 8, 8, 8, 8, 8, 8, 8, 8, 5, 0, 5, 4, 0, 1, 0, 3, 1, 0, 1, 0, 14, 7, 1, 0, 7, 7, 0]. The 582 writes are split as follows [138, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 42, 0, 1, 0, 0, 1, 0, 0, 355, 0, 0, 45, 0, 0, 0]. [2024-11-28 05:10:10,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:10,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,018 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:10:11,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:10:11,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:10:11,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:10:11,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (1/1) ... [2024-11-28 05:10:11,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:10:11,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:10:11,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:10:11,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:10:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-28 05:10:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-28 05:10:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 05:10:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 05:10:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-28 05:10:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-28 05:10:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 05:10:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 05:10:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 05:10:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 05:10:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-28 05:10:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-28 05:10:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2024-11-28 05:10:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2024-11-28 05:10:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 05:10:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 05:10:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_start [2024-11-28 05:10:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_start [2024-11-28 05:10:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-28 05:10:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-28 05:10:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-28 05:10:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-28 05:10:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_jumbo_rx_ring [2024-11-28 05:10:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_jumbo_rx_ring [2024-11-28 05:10:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_std_rx_ring [2024-11-28 05:10:11,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_std_rx_ring [2024-11-28 05:10:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2024-11-28 05:10:11,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2024-11-28 05:10:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 05:10:11,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 05:10:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 05:10:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 05:10:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-28 05:10:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-28 05:10:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 05:10:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 05:10:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2024-11-28 05:10:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure ace_set_multicast_list [2024-11-28 05:10:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_set_multicast_list [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure ace_set_txprd [2024-11-28 05:10:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_set_txprd [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_check_ack [2024-11-28 05:10:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_check_ack [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:10:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-11-28 05:10:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-28 05:10:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure ace_set_rxtx_parms [2024-11-28 05:10:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_set_rxtx_parms [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 05:10:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom_byte [2024-11-28 05:10:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom_byte [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 05:10:11,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-28 05:10:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 05:10:11,359 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 05:10:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 05:10:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 05:10:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 05:10:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 05:10:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 05:10:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 05:10:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 05:10:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 05:10:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-28 05:10:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-28 05:10:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-28 05:10:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-28 05:10:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-28 05:10:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-28 05:10:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-28 05:10:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 05:10:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 05:10:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure tx_space [2024-11-28 05:10:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_space [2024-11-28 05:10:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:10:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 05:10:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-28 05:10:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 05:10:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 05:10:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-28 05:10:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-28 05:10:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure set_aceaddr [2024-11-28 05:10:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure set_aceaddr [2024-11-28 05:10:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 05:10:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 05:10:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 05:10:11,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 05:10:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 05:10:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 05:10:11,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 05:10:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:10:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 05:10:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_prep [2024-11-28 05:10:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_prep [2024-11-28 05:10:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-28 05:10:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-28 05:10:11,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-28 05:10:11,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-28 05:10:11,377 INFO L130 BoogieDeclarations]: Found specification of procedure ace_issue_cmd [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_issue_cmd [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:10:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:10:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-28 05:10:11,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_mini_rx_ring [2024-11-28 05:10:11,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_mini_rx_ring [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 05:10:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 05:10:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 05:10:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 05:10:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 05:10:11,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 05:10:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-11-28 05:10:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2024-11-28 05:10:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-28 05:10:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2024-11-28 05:10:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-28 05:10:11,388 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 05:10:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-28 05:10:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-28 05:10:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 05:10:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 05:10:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-28 05:10:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-28 05:10:11,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure acenic_remove_one [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure acenic_remove_one [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure ace_init_cleanup [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_init_cleanup [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 05:10:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 05:10:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-28 05:10:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2024-11-28 05:10:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 05:10:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 05:10:11,400 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 05:10:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 05:10:11,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 05:10:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 05:10:11,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 05:10:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-28 05:10:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-28 05:10:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure ace_open [2024-11-28 05:10:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_open [2024-11-28 05:10:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure ace_close [2024-11-28 05:10:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_close [2024-11-28 05:10:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 05:10:11,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 05:10:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure prefetchw [2024-11-28 05:10:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetchw [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure ace_map_tx_skb [2024-11-28 05:10:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_map_tx_skb [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure ace_load_tx_bd [2024-11-28 05:10:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_load_tx_bd [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2024-11-28 05:10:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure ace_watchdog [2024-11-28 05:10:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ace_watchdog [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-28 05:10:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 05:10:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-28 05:10:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-28 05:10:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-28 05:10:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-28 05:10:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-28 05:10:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-28 05:10:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 05:10:11,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 05:10:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-28 05:10:11,409 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-28 05:10:12,998 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:10:13,003 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:10:32,888 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 05:10:33,095 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 05:10:37,610 INFO L? ?]: Removed 2664 outVars from TransFormulas that were not future-live. [2024-11-28 05:10:37,610 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:10:37,689 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:10:37,692 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:10:37,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:10:37 BoogieIcfgContainer [2024-11-28 05:10:37,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:10:37,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:10:37,698 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:10:37,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:10:37,705 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:10:03" (1/3) ... [2024-11-28 05:10:37,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0e4fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:10:37, skipping insertion in model container [2024-11-28 05:10:37,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:10:08" (2/3) ... [2024-11-28 05:10:37,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0e4fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:10:37, skipping insertion in model container [2024-11-28 05:10:37,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:10:37" (3/3) ... [2024-11-28 05:10:37,709 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i [2024-11-28 05:10:37,733 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:10:37,737 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-alteon-acenic.cil.i that has 125 procedures, 2682 locations, 1 initial locations, 33 loop locations, and 1 error locations. [2024-11-28 05:10:37,925 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:10:37,946 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;@12ad8bde, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:10:37,946 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:10:37,965 INFO L276 IsEmpty]: Start isEmpty. Operand has 2564 states, 1805 states have (on average 1.3390581717451524) internal successors, (2417), 1865 states have internal predecessors, (2417), 664 states have call successors, (664), 95 states have call predecessors, (664), 94 states have return successors, (659), 644 states have call predecessors, (659), 659 states have call successors, (659) [2024-11-28 05:10:38,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 05:10:38,025 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:10:38,025 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 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] [2024-11-28 05:10:38,026 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:10:38,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:10:38,032 INFO L85 PathProgramCache]: Analyzing trace with hash -910513071, now seen corresponding path program 1 times [2024-11-28 05:10:38,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:10:38,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404931512] [2024-11-28 05:10:38,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:10:38,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:11:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:11:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-28 05:11:05,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:11:05,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404931512] [2024-11-28 05:11:05,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404931512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:11:05,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:11:05,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:11:05,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550364719] [2024-11-28 05:11:05,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:11:05,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:11:05,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:11:05,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:11:05,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:11:05,939 INFO L87 Difference]: Start difference. First operand has 2564 states, 1805 states have (on average 1.3390581717451524) internal successors, (2417), 1865 states have internal predecessors, (2417), 664 states have call successors, (664), 95 states have call predecessors, (664), 94 states have return successors, (659), 644 states have call predecessors, (659), 659 states have call successors, (659) Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 05:11:10,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:11:11,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:11:11,686 INFO L93 Difference]: Finished difference Result 7147 states and 10572 transitions. [2024-11-28 05:11:11,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:11:11,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 132 [2024-11-28 05:11:11,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:11:11,774 INFO L225 Difference]: With dead ends: 7147 [2024-11-28 05:11:11,774 INFO L226 Difference]: Without dead ends: 4523 [2024-11-28 05:11:11,808 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 [2024-11-28 05:11:11,811 INFO L435 NwaCegarLoop]: 3714 mSDtfsCounter, 3030 mSDsluCounter, 3505 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3030 SdHoareTripleChecker+Valid, 7219 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:11:11,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3030 Valid, 7219 Invalid, 61 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 05:11:11,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4523 states. [2024-11-28 05:11:12,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4523 to 4519. [2024-11-28 05:11:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4519 states, 3169 states have (on average 1.2985168822972546) internal successors, (4115), 3273 states have internal predecessors, (4115), 1174 states have call successors, (1174), 176 states have call predecessors, (1174), 175 states have return successors, (1175), 1145 states have call predecessors, (1175), 1174 states have call successors, (1175) [2024-11-28 05:11:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4519 states to 4519 states and 6464 transitions. [2024-11-28 05:11:12,419 INFO L78 Accepts]: Start accepts. Automaton has 4519 states and 6464 transitions. Word has length 132 [2024-11-28 05:11:12,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:11:12,423 INFO L471 AbstractCegarLoop]: Abstraction has 4519 states and 6464 transitions. [2024-11-28 05:11:12,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 05:11:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 4519 states and 6464 transitions. [2024-11-28 05:11:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 05:11:12,445 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:11:12,446 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 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] [2024-11-28 05:11:12,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 05:11:12,446 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:11:12,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:11:12,447 INFO L85 PathProgramCache]: Analyzing trace with hash 885323521, now seen corresponding path program 1 times [2024-11-28 05:11:12,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:11:12,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130348856] [2024-11-28 05:11:12,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:11:12,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:11:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:11:42,215 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-28 05:11:42,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:11:42,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130348856] [2024-11-28 05:11:42,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130348856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:11:42,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:11:42,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:11:42,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600357027] [2024-11-28 05:11:42,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:11:42,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:11:42,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:11:42,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:11:42,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:11:42,218 INFO L87 Difference]: Start difference. First operand 4519 states and 6464 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 05:11:46,320 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 [] [2024-11-28 05:11:48,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:11:48,473 INFO L93 Difference]: Finished difference Result 10614 states and 15109 transitions. [2024-11-28 05:11:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:11:48,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 170 [2024-11-28 05:11:48,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:11:48,528 INFO L225 Difference]: With dead ends: 10614 [2024-11-28 05:11:48,528 INFO L226 Difference]: Without dead ends: 6112 [2024-11-28 05:11:48,551 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 [2024-11-28 05:11:48,553 INFO L435 NwaCegarLoop]: 4155 mSDtfsCounter, 1454 mSDsluCounter, 3514 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 7669 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-28 05:11:48,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1454 Valid, 7669 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-28 05:11:48,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6112 states. [2024-11-28 05:11:48,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6112 to 6108. [2024-11-28 05:11:48,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6108 states, 4345 states have (on average 1.2985040276179516) internal successors, (5642), 4498 states have internal predecessors, (5642), 1495 states have call successors, (1495), 268 states have call predecessors, (1495), 267 states have return successors, (1496), 1458 states have call predecessors, (1496), 1495 states have call successors, (1496) [2024-11-28 05:11:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6108 states to 6108 states and 8633 transitions. [2024-11-28 05:11:49,013 INFO L78 Accepts]: Start accepts. Automaton has 6108 states and 8633 transitions. Word has length 170 [2024-11-28 05:11:49,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:11:49,015 INFO L471 AbstractCegarLoop]: Abstraction has 6108 states and 8633 transitions. [2024-11-28 05:11:49,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 05:11:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 6108 states and 8633 transitions. [2024-11-28 05:11:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 05:11:49,025 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:11:49,025 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 3, 3, 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] [2024-11-28 05:11:49,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:11:49,025 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:11:49,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:11:49,026 INFO L85 PathProgramCache]: Analyzing trace with hash 979948942, now seen corresponding path program 1 times [2024-11-28 05:11:49,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:11:49,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774704743] [2024-11-28 05:11:49,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:11:49,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:12:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:12:14,964 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-28 05:12:14,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:12:14,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774704743] [2024-11-28 05:12:14,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774704743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:12:14,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:12:14,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:12:14,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198246021] [2024-11-28 05:12:14,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:12:14,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:12:14,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:12:14,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:12:14,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:12:14,969 INFO L87 Difference]: Start difference. First operand 6108 states and 8633 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 05:12:19,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:12:20,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:12:20,155 INFO L93 Difference]: Finished difference Result 17062 states and 24131 transitions. [2024-11-28 05:12:20,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:12:20,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 164 [2024-11-28 05:12:20,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:12:20,234 INFO L225 Difference]: With dead ends: 17062 [2024-11-28 05:12:20,235 INFO L226 Difference]: Without dead ends: 10971 [2024-11-28 05:12:20,266 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 [2024-11-28 05:12:20,269 INFO L435 NwaCegarLoop]: 4136 mSDtfsCounter, 3211 mSDsluCounter, 3546 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3211 SdHoareTripleChecker+Valid, 7682 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:12:20,270 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3211 Valid, 7682 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 05:12:20,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10971 states. [2024-11-28 05:12:20,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10971 to 10965. [2024-11-28 05:12:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10965 states, 7770 states have (on average 1.295881595881596) internal successors, (10069), 8041 states have internal predecessors, (10069), 2708 states have call successors, (2708), 488 states have call predecessors, (2708), 486 states have return successors, (2723), 2630 states have call predecessors, (2723), 2708 states have call successors, (2723) [2024-11-28 05:12:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10965 states to 10965 states and 15500 transitions. [2024-11-28 05:12:21,004 INFO L78 Accepts]: Start accepts. Automaton has 10965 states and 15500 transitions. Word has length 164 [2024-11-28 05:12:21,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:12:21,005 INFO L471 AbstractCegarLoop]: Abstraction has 10965 states and 15500 transitions. [2024-11-28 05:12:21,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 05:12:21,005 INFO L276 IsEmpty]: Start isEmpty. Operand 10965 states and 15500 transitions. [2024-11-28 05:12:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-28 05:12:21,011 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:12:21,012 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 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] [2024-11-28 05:12:21,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:12:21,012 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:12:21,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:12:21,015 INFO L85 PathProgramCache]: Analyzing trace with hash -2050650556, now seen corresponding path program 1 times [2024-11-28 05:12:21,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:12:21,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76512272] [2024-11-28 05:12:21,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:12:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:12:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:12:42,704 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-11-28 05:12:42,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:12:42,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76512272] [2024-11-28 05:12:42,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76512272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:12:42,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:12:42,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:12:42,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785802693] [2024-11-28 05:12:42,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:12:42,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:12:42,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:12:42,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:12:42,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:12:42,706 INFO L87 Difference]: Start difference. First operand 10965 states and 15500 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 05:12:46,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:12:48,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:12:48,553 INFO L93 Difference]: Finished difference Result 24377 states and 34369 transitions. [2024-11-28 05:12:48,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:12:48,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 230 [2024-11-28 05:12:48,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:12:48,692 INFO L225 Difference]: With dead ends: 24377 [2024-11-28 05:12:48,692 INFO L226 Difference]: Without dead ends: 13429 [2024-11-28 05:12:48,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:12:48,740 INFO L435 NwaCegarLoop]: 5012 mSDtfsCounter, 1460 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 8515 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:12:48,742 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1460 Valid, 8515 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 05:12:48,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13429 states. [2024-11-28 05:12:49,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13429 to 13423. [2024-11-28 05:12:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13423 states, 9597 states have (on average 1.2954048140043763) internal successors, (12432), 9944 states have internal predecessors, (12432), 3190 states have call successors, (3190), 637 states have call predecessors, (3190), 635 states have return successors, (3205), 3096 states have call predecessors, (3205), 3190 states have call successors, (3205) [2024-11-28 05:12:49,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13423 states to 13423 states and 18827 transitions. [2024-11-28 05:12:49,450 INFO L78 Accepts]: Start accepts. Automaton has 13423 states and 18827 transitions. Word has length 230 [2024-11-28 05:12:49,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:12:49,451 INFO L471 AbstractCegarLoop]: Abstraction has 13423 states and 18827 transitions. [2024-11-28 05:12:49,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 05:12:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 13423 states and 18827 transitions. [2024-11-28 05:12:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-28 05:12:49,458 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:12:49,459 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:12:49,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 05:12:49,459 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:12:49,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:12:49,460 INFO L85 PathProgramCache]: Analyzing trace with hash 323741486, now seen corresponding path program 1 times [2024-11-28 05:12:49,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:12:49,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399120837] [2024-11-28 05:12:49,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:12:49,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2024-11-28 05:13:16,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:13:16,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399120837] [2024-11-28 05:13:16,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399120837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:13:16,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:13:16,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:13:16,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926971935] [2024-11-28 05:13:16,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:13:16,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:13:16,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:13:16,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:13:16,900 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:13:16,900 INFO L87 Difference]: Start difference. First operand 13423 states and 18827 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 05:13:21,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:13:22,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:22,718 INFO L93 Difference]: Finished difference Result 29258 states and 40961 transitions. [2024-11-28 05:13:22,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:13:22,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 304 [2024-11-28 05:13:22,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:13:22,825 INFO L225 Difference]: With dead ends: 29258 [2024-11-28 05:13:22,826 INFO L226 Difference]: Without dead ends: 15852 [2024-11-28 05:13:22,878 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:13:22,880 INFO L435 NwaCegarLoop]: 5017 mSDtfsCounter, 1454 mSDsluCounter, 3510 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 8527 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:13:22,881 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1454 Valid, 8527 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 05:13:22,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15852 states. [2024-11-28 05:13:23,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15852 to 15846. [2024-11-28 05:13:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15846 states, 11402 states have (on average 1.2956498859849148) internal successors, (14773), 11825 states have internal predecessors, (14773), 3660 states have call successors, (3660), 785 states have call predecessors, (3660), 783 states have return successors, (3675), 3550 states have call predecessors, (3675), 3660 states have call successors, (3675) [2024-11-28 05:13:23,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15846 states to 15846 states and 22108 transitions. [2024-11-28 05:13:23,775 INFO L78 Accepts]: Start accepts. Automaton has 15846 states and 22108 transitions. Word has length 304 [2024-11-28 05:13:23,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:13:23,776 INFO L471 AbstractCegarLoop]: Abstraction has 15846 states and 22108 transitions. [2024-11-28 05:13:23,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 05:13:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 15846 states and 22108 transitions. [2024-11-28 05:13:23,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-28 05:13:23,784 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:13:23,785 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:23,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:13:23,786 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:13:23,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:23,787 INFO L85 PathProgramCache]: Analyzing trace with hash -983400912, now seen corresponding path program 1 times [2024-11-28 05:13:23,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:13:23,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445681] [2024-11-28 05:13:23,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:23,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:13:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:13:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2024-11-28 05:13:48,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:13:48,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445681] [2024-11-28 05:13:48,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:13:48,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:13:48,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:13:48,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402859062] [2024-11-28 05:13:48,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:13:48,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:13:48,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:13:48,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:13:48,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:13:48,061 INFO L87 Difference]: Start difference. First operand 15846 states and 22108 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 05:13:52,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:13:53,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:13:53,986 INFO L93 Difference]: Finished difference Result 34689 states and 48255 transitions. [2024-11-28 05:13:53,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:13:53,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 304 [2024-11-28 05:13:53,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:13:54,094 INFO L225 Difference]: With dead ends: 34689 [2024-11-28 05:13:54,094 INFO L226 Difference]: Without dead ends: 18860 [2024-11-28 05:13:54,149 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:13:54,150 INFO L435 NwaCegarLoop]: 5082 mSDtfsCounter, 3185 mSDsluCounter, 1974 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3185 SdHoareTripleChecker+Valid, 7056 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:13:54,150 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3185 Valid, 7056 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-28 05:13:54,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18860 states. [2024-11-28 05:13:54,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18860 to 18854. [2024-11-28 05:13:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18854 states, 13606 states have (on average 1.292811994708217) internal successors, (17590), 14113 states have internal predecessors, (17590), 4252 states have call successors, (4252), 997 states have call predecessors, (4252), 995 states have return successors, (4267), 4125 states have call predecessors, (4267), 4252 states have call successors, (4267) [2024-11-28 05:13:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18854 states to 18854 states and 26109 transitions. [2024-11-28 05:13:55,070 INFO L78 Accepts]: Start accepts. Automaton has 18854 states and 26109 transitions. Word has length 304 [2024-11-28 05:13:55,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:13:55,073 INFO L471 AbstractCegarLoop]: Abstraction has 18854 states and 26109 transitions. [2024-11-28 05:13:55,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 05:13:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 18854 states and 26109 transitions. [2024-11-28 05:13:55,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-11-28 05:13:55,083 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:13:55,084 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 10, 10, 10, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:13:55,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 05:13:55,084 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:13:55,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:13:55,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1469377553, now seen corresponding path program 1 times [2024-11-28 05:13:55,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:13:55,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859503233] [2024-11-28 05:13:55,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:13:55,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:20,157 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 753 trivial. 0 not checked. [2024-11-28 05:14:20,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:14:20,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859503233] [2024-11-28 05:14:20,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859503233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:14:20,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:14:20,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:14:20,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97121560] [2024-11-28 05:14:20,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:14:20,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:14:20,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:14:20,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:14:20,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:14:20,161 INFO L87 Difference]: Start difference. First operand 18854 states and 26109 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-28 05:14:24,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:14:25,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:25,906 INFO L93 Difference]: Finished difference Result 40112 states and 55525 transitions. [2024-11-28 05:14:25,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:14:25,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 377 [2024-11-28 05:14:25,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:14:26,036 INFO L225 Difference]: With dead ends: 40112 [2024-11-28 05:14:26,036 INFO L226 Difference]: Without dead ends: 21275 [2024-11-28 05:14:26,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:14:26,100 INFO L435 NwaCegarLoop]: 4245 mSDtfsCounter, 1454 mSDsluCounter, 3509 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 7754 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:14:26,100 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1454 Valid, 7754 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 05:14:26,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21275 states. [2024-11-28 05:14:26,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21275 to 21269. [2024-11-28 05:14:26,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21269 states, 15407 states have (on average 1.2933731420782761) internal successors, (19927), 15990 states have internal predecessors, (19927), 4722 states have call successors, (4722), 1141 states have call predecessors, (4722), 1139 states have return successors, (4737), 4579 states have call predecessors, (4737), 4722 states have call successors, (4737) [2024-11-28 05:14:27,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21269 states to 21269 states and 29386 transitions. [2024-11-28 05:14:27,107 INFO L78 Accepts]: Start accepts. Automaton has 21269 states and 29386 transitions. Word has length 377 [2024-11-28 05:14:27,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:14:27,111 INFO L471 AbstractCegarLoop]: Abstraction has 21269 states and 29386 transitions. [2024-11-28 05:14:27,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-28 05:14:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 21269 states and 29386 transitions. [2024-11-28 05:14:27,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-11-28 05:14:27,125 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:14:27,125 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 10, 10, 10, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:27,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:14:27,126 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:14:27,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:27,127 INFO L85 PathProgramCache]: Analyzing trace with hash 162235155, now seen corresponding path program 1 times [2024-11-28 05:14:27,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:14:27,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913966991] [2024-11-28 05:14:27,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:27,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:14:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:14:51,382 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 753 trivial. 0 not checked. [2024-11-28 05:14:51,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:14:51,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913966991] [2024-11-28 05:14:51,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913966991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:14:51,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:14:51,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:14:51,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926492654] [2024-11-28 05:14:51,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:14:51,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:14:51,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:14:51,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:14:51,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:14:51,388 INFO L87 Difference]: Start difference. First operand 21269 states and 29386 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-28 05:14:55,472 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 [] [2024-11-28 05:14:57,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:14:57,277 INFO L93 Difference]: Finished difference Result 44990 states and 62139 transitions. [2024-11-28 05:14:57,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:14:57,278 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 377 [2024-11-28 05:14:57,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:14:57,407 INFO L225 Difference]: With dead ends: 44990 [2024-11-28 05:14:57,407 INFO L226 Difference]: Without dead ends: 23738 [2024-11-28 05:14:57,466 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 [2024-11-28 05:14:57,467 INFO L435 NwaCegarLoop]: 5017 mSDtfsCounter, 1467 mSDsluCounter, 3510 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1467 SdHoareTripleChecker+Valid, 8527 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:14:57,468 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1467 Valid, 8527 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 05:14:57,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23738 states. [2024-11-28 05:14:58,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23738 to 23732. [2024-11-28 05:14:58,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23732 states, 17248 states have (on average 1.2935992578849722) internal successors, (22312), 17907 states have internal predecessors, (22312), 5196 states have call successors, (5196), 1289 states have call predecessors, (5196), 1287 states have return successors, (5211), 5037 states have call predecessors, (5211), 5196 states have call successors, (5211) [2024-11-28 05:14:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23732 states to 23732 states and 32719 transitions. [2024-11-28 05:14:58,311 INFO L78 Accepts]: Start accepts. Automaton has 23732 states and 32719 transitions. Word has length 377 [2024-11-28 05:14:58,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:14:58,312 INFO L471 AbstractCegarLoop]: Abstraction has 23732 states and 32719 transitions. [2024-11-28 05:14:58,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-28 05:14:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 23732 states and 32719 transitions. [2024-11-28 05:14:58,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-28 05:14:58,323 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:14:58,323 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 11, 11, 11, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:14:58,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 05:14:58,323 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:14:58,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:14:58,325 INFO L85 PathProgramCache]: Analyzing trace with hash 353454332, now seen corresponding path program 1 times [2024-11-28 05:14:58,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:14:58,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371530322] [2024-11-28 05:14:58,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:14:58,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-11-28 05:15:19,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:19,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371530322] [2024-11-28 05:15:19,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371530322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:19,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:19,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:15:19,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27201511] [2024-11-28 05:15:19,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:19,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:15:19,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:19,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:15:19,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:19,375 INFO L87 Difference]: Start difference. First operand 23732 states and 32719 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 4 states have internal predecessors, (149), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:15:23,453 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 [] [2024-11-28 05:15:25,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:25,740 INFO L93 Difference]: Finished difference Result 50685 states and 69778 transitions. [2024-11-28 05:15:25,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:15:25,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 4 states have internal predecessors, (149), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) Word has length 418 [2024-11-28 05:15:25,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:25,880 INFO L225 Difference]: With dead ends: 50685 [2024-11-28 05:15:25,881 INFO L226 Difference]: Without dead ends: 26970 [2024-11-28 05:15:25,961 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:25,963 INFO L435 NwaCegarLoop]: 5185 mSDtfsCounter, 1787 mSDsluCounter, 13855 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1787 SdHoareTripleChecker+Valid, 19040 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:25,964 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1787 Valid, 19040 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-28 05:15:25,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26970 states. [2024-11-28 05:15:26,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26970 to 26956. [2024-11-28 05:15:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26956 states, 19581 states have (on average 1.2912006536949083) internal successors, (25283), 20335 states have internal predecessors, (25283), 5875 states have call successors, (5875), 1499 states have call predecessors, (5875), 1499 states have return successors, (5895), 5697 states have call predecessors, (5895), 5875 states have call successors, (5895) [2024-11-28 05:15:26,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26956 states to 26956 states and 37053 transitions. [2024-11-28 05:15:26,990 INFO L78 Accepts]: Start accepts. Automaton has 26956 states and 37053 transitions. Word has length 418 [2024-11-28 05:15:26,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:26,991 INFO L471 AbstractCegarLoop]: Abstraction has 26956 states and 37053 transitions. [2024-11-28 05:15:26,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 4 states have internal predecessors, (149), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:15:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 26956 states and 37053 transitions. [2024-11-28 05:15:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-28 05:15:27,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:27,004 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 11, 11, 11, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:15:27,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 05:15:27,004 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:15:27,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:27,009 INFO L85 PathProgramCache]: Analyzing trace with hash -878836934, now seen corresponding path program 1 times [2024-11-28 05:15:27,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:27,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497535829] [2024-11-28 05:15:27,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:27,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:15:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:15:48,558 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-11-28 05:15:48,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:15:48,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497535829] [2024-11-28 05:15:48,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497535829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:15:48,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:15:48,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:15:48,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841573259] [2024-11-28 05:15:48,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:15:48,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:15:48,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:15:48,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:15:48,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:48,560 INFO L87 Difference]: Start difference. First operand 26956 states and 37053 transitions. Second operand has 5 states, 5 states have (on average 30.0) internal successors, (150), 4 states have internal predecessors, (150), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:15:52,632 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 [] [2024-11-28 05:15:54,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:15:54,846 INFO L93 Difference]: Finished difference Result 56352 states and 77433 transitions. [2024-11-28 05:15:54,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:15:54,847 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 4 states have internal predecessors, (150), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) Word has length 419 [2024-11-28 05:15:54,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:15:54,978 INFO L225 Difference]: With dead ends: 56352 [2024-11-28 05:15:54,978 INFO L226 Difference]: Without dead ends: 29413 [2024-11-28 05:15:55,057 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:15:55,058 INFO L435 NwaCegarLoop]: 5028 mSDtfsCounter, 1461 mSDsluCounter, 13551 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 18579 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:15:55,058 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1461 Valid, 18579 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 05:15:55,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29413 states. [2024-11-28 05:15:56,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29413 to 29399. [2024-11-28 05:15:56,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29399 states, 21394 states have (on average 1.2915770776853324) internal successors, (27632), 22224 states have internal predecessors, (27632), 6349 states have call successors, (6349), 1651 states have call predecessors, (6349), 1655 states have return successors, (6373), 6159 states have call predecessors, (6373), 6349 states have call successors, (6373) [2024-11-28 05:15:56,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29399 states to 29399 states and 40354 transitions. [2024-11-28 05:15:56,273 INFO L78 Accepts]: Start accepts. Automaton has 29399 states and 40354 transitions. Word has length 419 [2024-11-28 05:15:56,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:15:56,274 INFO L471 AbstractCegarLoop]: Abstraction has 29399 states and 40354 transitions. [2024-11-28 05:15:56,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 4 states have internal predecessors, (150), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:15:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 29399 states and 40354 transitions. [2024-11-28 05:15:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2024-11-28 05:15:56,282 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:15:56,282 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 11, 11, 11, 7, 7, 7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:15:56,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 05:15:56,283 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:15:56,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:15:56,284 INFO L85 PathProgramCache]: Analyzing trace with hash 506369439, now seen corresponding path program 1 times [2024-11-28 05:15:56,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:15:56,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854934411] [2024-11-28 05:15:56,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:15:56,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-11-28 05:16:17,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:17,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854934411] [2024-11-28 05:16:17,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854934411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:17,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:17,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:16:17,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152989092] [2024-11-28 05:16:17,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:17,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:16:17,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:17,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:16:17,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:16:17,257 INFO L87 Difference]: Start difference. First operand 29399 states and 40354 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 4 states have internal predecessors, (151), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:16:21,343 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 [] [2024-11-28 05:16:23,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:23,383 INFO L93 Difference]: Finished difference Result 61202 states and 84011 transitions. [2024-11-28 05:16:23,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:16:23,383 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 4 states have internal predecessors, (151), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) Word has length 420 [2024-11-28 05:16:23,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:23,533 INFO L225 Difference]: With dead ends: 61202 [2024-11-28 05:16:23,534 INFO L226 Difference]: Without dead ends: 31820 [2024-11-28 05:16:23,620 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:16:23,620 INFO L435 NwaCegarLoop]: 5021 mSDtfsCounter, 1447 mSDsluCounter, 13546 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 18567 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:23,621 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1447 Valid, 18567 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 105 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 05:16:23,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31820 states. [2024-11-28 05:16:24,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31820 to 31806. [2024-11-28 05:16:24,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31806 states, 23187 states have (on average 1.292146461379221) internal successors, (29961), 24093 states have internal predecessors, (29961), 6819 states have call successors, (6819), 1795 states have call predecessors, (6819), 1799 states have return successors, (6843), 6613 states have call predecessors, (6843), 6819 states have call successors, (6843) [2024-11-28 05:16:24,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31806 states to 31806 states and 43623 transitions. [2024-11-28 05:16:24,693 INFO L78 Accepts]: Start accepts. Automaton has 31806 states and 43623 transitions. Word has length 420 [2024-11-28 05:16:24,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:24,694 INFO L471 AbstractCegarLoop]: Abstraction has 31806 states and 43623 transitions. [2024-11-28 05:16:24,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 4 states have internal predecessors, (151), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (40), 4 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:16:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 31806 states and 43623 transitions. [2024-11-28 05:16:24,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-28 05:16:24,702 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:24,702 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 11, 11, 11, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:16:24,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 05:16:24,703 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:16:24,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:24,703 INFO L85 PathProgramCache]: Analyzing trace with hash -182485911, now seen corresponding path program 1 times [2024-11-28 05:16:24,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:24,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189795031] [2024-11-28 05:16:24,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:24,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:16:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:16:44,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1077 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1025 trivial. 0 not checked. [2024-11-28 05:16:44,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:16:44,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189795031] [2024-11-28 05:16:44,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189795031] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:16:44,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:16:44,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:16:44,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859440382] [2024-11-28 05:16:44,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:16:44,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:16:44,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:16:44,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:16:44,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:16:44,583 INFO L87 Difference]: Start difference. First operand 31806 states and 43623 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:16:48,656 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 [] [2024-11-28 05:16:50,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:16:50,212 INFO L93 Difference]: Finished difference Result 66490 states and 91118 transitions. [2024-11-28 05:16:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:16:50,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 435 [2024-11-28 05:16:50,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:16:50,378 INFO L225 Difference]: With dead ends: 66490 [2024-11-28 05:16:50,378 INFO L226 Difference]: Without dead ends: 34701 [2024-11-28 05:16:50,472 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 [2024-11-28 05:16:50,473 INFO L435 NwaCegarLoop]: 5240 mSDtfsCounter, 1774 mSDsluCounter, 3509 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1774 SdHoareTripleChecker+Valid, 8749 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:16:50,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1774 Valid, 8749 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 05:16:50,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34701 states. [2024-11-28 05:16:51,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34701 to 34695. [2024-11-28 05:16:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34695 states, 25285 states have (on average 1.2912398655329247) internal successors, (32649), 26277 states have internal predecessors, (32649), 7416 states have call successors, (7416), 1989 states have call predecessors, (7416), 1993 states have return successors, (7440), 7190 states have call predecessors, (7440), 7416 states have call successors, (7440) [2024-11-28 05:16:51,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34695 states to 34695 states and 47505 transitions. [2024-11-28 05:16:51,730 INFO L78 Accepts]: Start accepts. Automaton has 34695 states and 47505 transitions. Word has length 435 [2024-11-28 05:16:51,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:16:51,731 INFO L471 AbstractCegarLoop]: Abstraction has 34695 states and 47505 transitions. [2024-11-28 05:16:51,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:16:51,731 INFO L276 IsEmpty]: Start isEmpty. Operand 34695 states and 47505 transitions. [2024-11-28 05:16:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-11-28 05:16:51,738 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:16:51,739 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 11, 11, 11, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 05:16:51,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 05:16:51,739 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:16:51,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:16:51,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1059520848, now seen corresponding path program 1 times [2024-11-28 05:16:51,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:16:51,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36713156] [2024-11-28 05:16:51,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:16:51,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1046 trivial. 0 not checked. [2024-11-28 05:17:12,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:12,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36713156] [2024-11-28 05:17:12,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36713156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:12,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:12,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:12,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187233037] [2024-11-28 05:17:12,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:12,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:12,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:12,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:12,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:12,371 INFO L87 Difference]: Start difference. First operand 34695 states and 47505 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:17:16,443 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 [] [2024-11-28 05:17:18,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:18,276 INFO L93 Difference]: Finished difference Result 71826 states and 98345 transitions. [2024-11-28 05:17:18,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:18,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 442 [2024-11-28 05:17:18,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:18,428 INFO L225 Difference]: With dead ends: 71826 [2024-11-28 05:17:18,428 INFO L226 Difference]: Without dead ends: 37148 [2024-11-28 05:17:18,721 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 [2024-11-28 05:17:18,722 INFO L435 NwaCegarLoop]: 5030 mSDtfsCounter, 1461 mSDsluCounter, 3512 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 8542 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:18,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1461 Valid, 8542 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 05:17:18,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37148 states. [2024-11-28 05:17:19,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37148 to 37142. [2024-11-28 05:17:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37142 states, 27110 states have (on average 1.2917004795278495) internal successors, (35018), 28178 states have internal predecessors, (35018), 7890 states have call successors, (7890), 2137 states have call predecessors, (7890), 2141 states have return successors, (7914), 7648 states have call predecessors, (7914), 7890 states have call successors, (7914) [2024-11-28 05:17:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37142 states to 37142 states and 50822 transitions. [2024-11-28 05:17:19,596 INFO L78 Accepts]: Start accepts. Automaton has 37142 states and 50822 transitions. Word has length 442 [2024-11-28 05:17:19,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:19,597 INFO L471 AbstractCegarLoop]: Abstraction has 37142 states and 50822 transitions. [2024-11-28 05:17:19,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 05:17:19,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37142 states and 50822 transitions. [2024-11-28 05:17:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-28 05:17:19,604 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:19,604 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 12, 12, 12, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:19,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 05:17:19,604 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:17:19,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:19,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1548936047, now seen corresponding path program 1 times [2024-11-28 05:17:19,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:19,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756865458] [2024-11-28 05:17:19,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:19,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:17:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:17:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1148 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1094 trivial. 0 not checked. [2024-11-28 05:17:40,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:17:40,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756865458] [2024-11-28 05:17:40,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756865458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:17:40,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:17:40,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:17:40,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194825369] [2024-11-28 05:17:40,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:17:40,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:17:40,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:17:40,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:17:40,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:17:40,868 INFO L87 Difference]: Start difference. First operand 37142 states and 50822 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-28 05:17:44,941 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 [] [2024-11-28 05:17:46,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:17:46,924 INFO L93 Difference]: Finished difference Result 76668 states and 104911 transitions. [2024-11-28 05:17:46,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:17:46,924 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 456 [2024-11-28 05:17:46,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:17:47,048 INFO L225 Difference]: With dead ends: 76668 [2024-11-28 05:17:47,048 INFO L226 Difference]: Without dead ends: 39543 [2024-11-28 05:17:47,106 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 [2024-11-28 05:17:47,106 INFO L435 NwaCegarLoop]: 5022 mSDtfsCounter, 1459 mSDsluCounter, 3505 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1459 SdHoareTripleChecker+Valid, 8527 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:17:47,106 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1459 Valid, 8527 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 63 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 05:17:47,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39543 states. [2024-11-28 05:17:48,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39543 to 39537. [2024-11-28 05:17:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39537 states, 28891 states have (on average 1.2922709494306186) internal successors, (37335), 30035 states have internal predecessors, (37335), 8360 states have call successors, (8360), 2281 states have call predecessors, (8360), 2285 states have return successors, (8384), 8102 states have call predecessors, (8384), 8360 states have call successors, (8384) [2024-11-28 05:17:48,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39537 states to 39537 states and 54079 transitions. [2024-11-28 05:17:48,295 INFO L78 Accepts]: Start accepts. Automaton has 39537 states and 54079 transitions. Word has length 456 [2024-11-28 05:17:48,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:17:48,296 INFO L471 AbstractCegarLoop]: Abstraction has 39537 states and 54079 transitions. [2024-11-28 05:17:48,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-28 05:17:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 39537 states and 54079 transitions. [2024-11-28 05:17:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2024-11-28 05:17:48,303 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:17:48,304 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:17:48,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 05:17:48,304 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:17:48,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:17:48,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1203783405, now seen corresponding path program 1 times [2024-11-28 05:17:48,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:17:48,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994426948] [2024-11-28 05:17:48,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:17:48,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:12,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2024-11-28 05:18:12,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:12,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994426948] [2024-11-28 05:18:12,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994426948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:12,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:12,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:18:12,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579722224] [2024-11-28 05:18:12,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:12,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:18:12,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:12,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:18:12,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:18:12,547 INFO L87 Difference]: Start difference. First operand 39537 states and 54079 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 05:18:16,632 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 [] [2024-11-28 05:18:18,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:18,665 INFO L93 Difference]: Finished difference Result 81772 states and 111772 transitions. [2024-11-28 05:18:18,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:18:18,665 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) Word has length 474 [2024-11-28 05:18:18,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:18,852 INFO L225 Difference]: With dead ends: 81772 [2024-11-28 05:18:18,852 INFO L226 Difference]: Without dead ends: 42252 [2024-11-28 05:18:18,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:18:18,932 INFO L435 NwaCegarLoop]: 5156 mSDtfsCounter, 1786 mSDsluCounter, 13797 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1786 SdHoareTripleChecker+Valid, 18953 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:18,932 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1786 Valid, 18953 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 05:18:18,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42252 states. [2024-11-28 05:18:20,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42252 to 39859. [2024-11-28 05:18:20,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39859 states, 29116 states have (on average 1.291660942437148) internal successors, (37608), 30266 states have internal predecessors, (37608), 8407 states have call successors, (8407), 2327 states have call predecessors, (8407), 2335 states have return successors, (8435), 8151 states have call predecessors, (8435), 8407 states have call successors, (8435) [2024-11-28 05:18:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39859 states to 39859 states and 54450 transitions. [2024-11-28 05:18:21,223 INFO L78 Accepts]: Start accepts. Automaton has 39859 states and 54450 transitions. Word has length 474 [2024-11-28 05:18:21,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:21,224 INFO L471 AbstractCegarLoop]: Abstraction has 39859 states and 54450 transitions. [2024-11-28 05:18:21,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 05:18:21,224 INFO L276 IsEmpty]: Start isEmpty. Operand 39859 states and 54450 transitions. [2024-11-28 05:18:21,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-11-28 05:18:21,231 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:21,231 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:18:21,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 05:18:21,232 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:18:21,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:21,232 INFO L85 PathProgramCache]: Analyzing trace with hash 85593075, now seen corresponding path program 1 times [2024-11-28 05:18:21,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:21,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169553676] [2024-11-28 05:18:21,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:21,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:18:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:18:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2024-11-28 05:18:45,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:18:45,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169553676] [2024-11-28 05:18:45,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169553676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:18:45,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:18:45,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:18:45,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96666692] [2024-11-28 05:18:45,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:18:45,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:18:45,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:18:45,348 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:18:45,348 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:18:45,348 INFO L87 Difference]: Start difference. First operand 39859 states and 54450 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 05:18:49,418 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 [] [2024-11-28 05:18:51,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:18:51,699 INFO L93 Difference]: Finished difference Result 82162 states and 112227 transitions. [2024-11-28 05:18:51,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:18:51,700 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) Word has length 475 [2024-11-28 05:18:51,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:18:51,849 INFO L225 Difference]: With dead ends: 82162 [2024-11-28 05:18:51,849 INFO L226 Difference]: Without dead ends: 42320 [2024-11-28 05:18:51,933 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:18:51,934 INFO L435 NwaCegarLoop]: 5022 mSDtfsCounter, 1460 mSDsluCounter, 13539 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 18561 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:18:51,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1460 Valid, 18561 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 05:18:51,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42320 states. [2024-11-28 05:18:53,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42320 to 39907. [2024-11-28 05:18:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39907 states, 29148 states have (on average 1.2913407437903115) internal successors, (37640), 30298 states have internal predecessors, (37640), 8411 states have call successors, (8411), 2335 states have call predecessors, (8411), 2347 states have return successors, (8443), 8159 states have call predecessors, (8443), 8411 states have call successors, (8443) [2024-11-28 05:18:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39907 states to 39907 states and 54494 transitions. [2024-11-28 05:18:53,638 INFO L78 Accepts]: Start accepts. Automaton has 39907 states and 54494 transitions. Word has length 475 [2024-11-28 05:18:53,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:18:53,639 INFO L471 AbstractCegarLoop]: Abstraction has 39907 states and 54494 transitions. [2024-11-28 05:18:53,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 3 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 05:18:53,639 INFO L276 IsEmpty]: Start isEmpty. Operand 39907 states and 54494 transitions. [2024-11-28 05:18:53,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2024-11-28 05:18:53,646 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:18:53,646 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:18:53,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 05:18:53,647 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:18:53,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:18:53,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1961879050, now seen corresponding path program 1 times [2024-11-28 05:18:53,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:18:53,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538853913] [2024-11-28 05:18:53,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:18:53,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:19:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 95 proven. 26 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-28 05:19:18,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:19:18,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538853913] [2024-11-28 05:19:18,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538853913] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:19:18,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776841878] [2024-11-28 05:19:18,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:18,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:19:18,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:19:18,331 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:19:18,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:19:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:19:44,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 6027 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:19:44,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:19:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2024-11-28 05:19:55,187 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:19:55,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776841878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:19:55,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:19:55,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2024-11-28 05:19:55,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931509029] [2024-11-28 05:19:55,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:19:55,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:19:55,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:19:55,190 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:19:55,191 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:19:55,191 INFO L87 Difference]: Start difference. First operand 39907 states and 54494 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 05:19:56,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:19:56,388 INFO L93 Difference]: Finished difference Result 79797 states and 109284 transitions. [2024-11-28 05:19:56,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:19:56,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) Word has length 476 [2024-11-28 05:19:56,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:19:56,698 INFO L225 Difference]: With dead ends: 79797 [2024-11-28 05:19:56,698 INFO L226 Difference]: Without dead ends: 39907 [2024-11-28 05:19:56,856 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 478 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:19:56,857 INFO L435 NwaCegarLoop]: 3568 mSDtfsCounter, 3346 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3346 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:19:56,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3346 Valid, 3568 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:19:56,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39907 states. [2024-11-28 05:19:58,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39907 to 39907. [2024-11-28 05:19:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39907 states, 29148 states have (on average 1.2899341292713051) internal successors, (37599), 30298 states have internal predecessors, (37599), 8411 states have call successors, (8411), 2335 states have call predecessors, (8411), 2347 states have return successors, (8443), 8159 states have call predecessors, (8443), 8411 states have call successors, (8443) [2024-11-28 05:19:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39907 states to 39907 states and 54453 transitions. [2024-11-28 05:19:58,278 INFO L78 Accepts]: Start accepts. Automaton has 39907 states and 54453 transitions. Word has length 476 [2024-11-28 05:19:58,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:19:58,279 INFO L471 AbstractCegarLoop]: Abstraction has 39907 states and 54453 transitions. [2024-11-28 05:19:58,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 05:19:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 39907 states and 54453 transitions. [2024-11-28 05:19:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-11-28 05:19:58,284 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:19:58,284 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:19:58,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 05:19:58,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:19:58,485 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:19:58,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:19:58,485 INFO L85 PathProgramCache]: Analyzing trace with hash -994724551, now seen corresponding path program 1 times [2024-11-28 05:19:58,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:19:58,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877372276] [2024-11-28 05:19:58,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:19:58,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:20:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:20:23,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 95 proven. 26 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-28 05:20:23,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:20:23,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877372276] [2024-11-28 05:20:23,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877372276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:20:23,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570271026] [2024-11-28 05:20:23,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:20:23,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:20:23,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:20:23,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:20:23,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:20:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:20:50,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 6028 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:20:50,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:21:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2024-11-28 05:21:00,782 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:21:00,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570271026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:00,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:21:00,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2024-11-28 05:21:00,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671377880] [2024-11-28 05:21:00,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:00,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:21:00,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:00,785 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:21:00,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:21:00,785 INFO L87 Difference]: Start difference. First operand 39907 states and 54453 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 2 states have internal predecessors, (145), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 05:21:01,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:01,806 INFO L93 Difference]: Finished difference Result 79797 states and 109202 transitions. [2024-11-28 05:21:01,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:21:01,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 2 states have internal predecessors, (145), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) Word has length 477 [2024-11-28 05:21:01,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:02,019 INFO L225 Difference]: With dead ends: 79797 [2024-11-28 05:21:02,019 INFO L226 Difference]: Without dead ends: 39907 [2024-11-28 05:21:02,160 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 479 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:21:02,161 INFO L435 NwaCegarLoop]: 3567 mSDtfsCounter, 3344 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 3567 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:02,161 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 3567 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:21:02,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39907 states. [2024-11-28 05:21:03,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39907 to 39907. [2024-11-28 05:21:03,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39907 states, 29148 states have (on average 1.2885275147522985) internal successors, (37558), 30298 states have internal predecessors, (37558), 8411 states have call successors, (8411), 2335 states have call predecessors, (8411), 2347 states have return successors, (8443), 8159 states have call predecessors, (8443), 8411 states have call successors, (8443) [2024-11-28 05:21:03,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39907 states to 39907 states and 54412 transitions. [2024-11-28 05:21:04,037 INFO L78 Accepts]: Start accepts. Automaton has 39907 states and 54412 transitions. Word has length 477 [2024-11-28 05:21:04,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:04,037 INFO L471 AbstractCegarLoop]: Abstraction has 39907 states and 54412 transitions. [2024-11-28 05:21:04,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 2 states have internal predecessors, (145), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 05:21:04,037 INFO L276 IsEmpty]: Start isEmpty. Operand 39907 states and 54412 transitions. [2024-11-28 05:21:04,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2024-11-28 05:21:04,042 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:04,042 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:21:04,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 05:21:04,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-28 05:21:04,243 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:04,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:04,243 INFO L85 PathProgramCache]: Analyzing trace with hash -963189550, now seen corresponding path program 1 times [2024-11-28 05:21:04,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:04,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473963853] [2024-11-28 05:21:04,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:04,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 95 proven. 26 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-28 05:21:30,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:30,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473963853] [2024-11-28 05:21:30,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473963853] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:21:30,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292579496] [2024-11-28 05:21:30,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:30,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:21:30,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:21:30,131 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:21:30,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 05:21:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:58,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 6029 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:21:58,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:22:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2024-11-28 05:22:09,098 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:22:09,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292579496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:22:09,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:22:09,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2024-11-28 05:22:09,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829561570] [2024-11-28 05:22:09,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:22:09,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:22:09,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:22:09,100 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:22:09,100 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:22:09,101 INFO L87 Difference]: Start difference. First operand 39907 states and 54412 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 05:22:10,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:22:10,018 INFO L93 Difference]: Finished difference Result 79797 states and 109120 transitions. [2024-11-28 05:22:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:22:10,019 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) Word has length 478 [2024-11-28 05:22:10,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:22:10,210 INFO L225 Difference]: With dead ends: 79797 [2024-11-28 05:22:10,210 INFO L226 Difference]: Without dead ends: 39907 [2024-11-28 05:22:10,316 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 486 GetRequests, 480 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:22:10,317 INFO L435 NwaCegarLoop]: 3566 mSDtfsCounter, 3342 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3342 SdHoareTripleChecker+Valid, 3566 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:22:10,317 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3342 Valid, 3566 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:22:10,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39907 states. [2024-11-28 05:22:11,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39907 to 39907. [2024-11-28 05:22:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39907 states, 29148 states have (on average 1.2871209002332922) internal successors, (37517), 30298 states have internal predecessors, (37517), 8411 states have call successors, (8411), 2335 states have call predecessors, (8411), 2347 states have return successors, (8443), 8159 states have call predecessors, (8443), 8411 states have call successors, (8443) [2024-11-28 05:22:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39907 states to 39907 states and 54371 transitions. [2024-11-28 05:22:12,038 INFO L78 Accepts]: Start accepts. Automaton has 39907 states and 54371 transitions. Word has length 478 [2024-11-28 05:22:12,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:22:12,039 INFO L471 AbstractCegarLoop]: Abstraction has 39907 states and 54371 transitions. [2024-11-28 05:22:12,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 1 states have call successors, (45), 1 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 05:22:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 39907 states and 54371 transitions. [2024-11-28 05:22:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2024-11-28 05:22:12,051 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:22:12,052 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:22:12,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:22:12,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:12,256 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:22:12,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:22:12,258 INFO L85 PathProgramCache]: Analyzing trace with hash 128912085, now seen corresponding path program 1 times [2024-11-28 05:22:12,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:22:12,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844227404] [2024-11-28 05:22:12,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:22:12,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:22:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:22:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1309 backedges. 95 proven. 26 refuted. 0 times theorem prover too weak. 1188 trivial. 0 not checked. [2024-11-28 05:22:38,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:22:38,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844227404] [2024-11-28 05:22:38,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844227404] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:22:38,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456954103] [2024-11-28 05:22:38,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:22:38,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:22:38,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:22:38,476 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:22:38,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a015a76-eac7-441f-8ffe-93838c748181/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process