./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-hp-hp100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ce7cfab1c5ecb337e40cd28b6f05fbb1012e52b341b5f9ae1eaf5789474a2652 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:36:13,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:36:13,270 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 00:36:13,276 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:36:13,276 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:36:13,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:36:13,315 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:36:13,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:36:13,315 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:36:13,316 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:36:13,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:36:13,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:36:13,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:36:13,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:36:13,319 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:36:13,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:36:13,320 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:36:13,320 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:36:13,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:36:13,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:36:13,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:36:13,322 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:36:13,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:36:13,322 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:36:13,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:36:13,323 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:36:13,323 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:36:13,324 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:36:13,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:36:13,324 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_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce7cfab1c5ecb337e40cd28b6f05fbb1012e52b341b5f9ae1eaf5789474a2652 [2024-11-24 00:36:13,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:36:13,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:36:13,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:36:13,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:36:13,645 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:36:13,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-24 00:36:16,688 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/data/209e2e7a1/663280a69b9442ec867b8341702a525b/FLAG46c86af9b [2024-11-24 00:36:17,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:36:17,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-24 00:36:17,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/data/209e2e7a1/663280a69b9442ec867b8341702a525b/FLAG46c86af9b [2024-11-24 00:36:17,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/data/209e2e7a1/663280a69b9442ec867b8341702a525b [2024-11-24 00:36:17,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:36:17,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:36:17,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:36:17,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:36:17,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:36:17,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:36:17" (1/1) ... [2024-11-24 00:36:17,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbda045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:17, skipping insertion in model container [2024-11-24 00:36:17,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:36:17" (1/1) ... [2024-11-24 00:36:17,731 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:36:20,254 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_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315653,315666] [2024-11-24 00:36:20,259 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_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315798,315811] [2024-11-24 00:36:20,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:36:20,344 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:36:20,517 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"); [5217] [2024-11-24 00:36:20,519 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)); [5224] [2024-11-24 00:36:20,523 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)); [5259-5260] [2024-11-24 00:36:20,524 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"); [5265-5267] [2024-11-24 00:36:20,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5315] [2024-11-24 00:36:20,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5318] [2024-11-24 00:36:20,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5321] [2024-11-24 00:36:20,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5324] [2024-11-24 00:36:20,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5393] [2024-11-24 00:36:20,533 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5439] [2024-11-24 00:36:20,534 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5447] [2024-11-24 00:36:20,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5454] [2024-11-24 00:36:20,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5462] [2024-11-24 00:36:20,535 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5469] [2024-11-24 00:36:20,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5477] [2024-11-24 00:36:20,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [5484] [2024-11-24 00:36:20,538 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [5491] [2024-11-24 00:36:20,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5560-5561] [2024-11-24 00:36:20,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5594-5595] [2024-11-24 00:36:20,840 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_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315653,315666] [2024-11-24 00:36:20,841 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_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i[315798,315811] [2024-11-24 00:36:20,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:36:21,057 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:36:21,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21 WrapperNode [2024-11-24 00:36:21,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:36:21,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:36:21,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:36:21,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:36:21,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:21,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:21,447 INFO L138 Inliner]: procedures = 389, calls = 1905, calls flagged for inlining = 178, calls inlined = 158, statements flattened = 5069 [2024-11-24 00:36:21,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:36:21,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:36:21,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:36:21,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:36:21,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:21,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:21,488 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,284 INFO L175 MemorySlicer]: Split 683 memory accesses to 17 slices as follows [2, 2, 24, 6, 54, 3, 8, 8, 551, 6, 1, 1, 1, 2, 4, 8, 2]. 81 percent of accesses are in the largest equivalence class. The 54 initializations are split as follows [0, 0, 24, 6, 0, 1, 0, 8, 6, 6, 1, 0, 0, 0, 0, 0, 2]. The 339 writes are split as follows [1, 1, 0, 0, 42, 0, 2, 0, 287, 0, 0, 0, 1, 0, 4, 1, 0]. [2024-11-24 00:36:22,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,406 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,601 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:36:22,602 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:36:22,604 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:36:22,604 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:36:22,605 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (1/1) ... [2024-11-24 00:36:22,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:36:22,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:36:22,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:36:22,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9a81b2-2d1d-465d-baaf-5ddc59b6b677/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:36:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 00:36:22,686 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 00:36:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-24 00:36:22,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-24 00:36:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_89 [2024-11-24 00:36:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_89 [2024-11-24 00:36:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 00:36:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 00:36:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-24 00:36:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-24 00:36:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-24 00:36:22,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-24 00:36:22,688 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_open [2024-11-24 00:36:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_open [2024-11-24 00:36:22,689 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_load_eeprom [2024-11-24 00:36:22,689 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_load_eeprom [2024-11-24 00:36:22,691 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_sense_lan [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_sense_lan [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 00:36:22,692 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-24 00:36:22,692 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-24 00:36:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_103 [2024-11-24 00:36:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_103 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 00:36:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_cascade_reset [2024-11-24 00:36:22,693 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_cascade_reset [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 00:36:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 00:36:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 00:36:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 00:36:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 00:36:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 00:36:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 00:36:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 00:36:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 00:36:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 00:36:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 00:36:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 00:36:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 00:36:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-24 00:36:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 00:36:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 00:36:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 00:36:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 00:36:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 00:36:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 00:36:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 00:36:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 00:36:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 00:36:22,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 00:36:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 00:36:22,702 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 00:36:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 00:36:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 00:36:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 00:36:22,703 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 00:36:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 00:36:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rx_bm [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rx_bm [2024-11-24 00:36:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_BM_shutdown [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_BM_shutdown [2024-11-24 00:36:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 00:36:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 00:36:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure wait [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure wait [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_hwinit [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_hwinit [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_whatever [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_whatever [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_close [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_close [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_stop_interface [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_stop_interface [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_check_lan [2024-11-24 00:36:22,706 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_check_lan [2024-11-24 00:36:22,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-24 00:36:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-24 00:36:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:36:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 00:36:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 00:36:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 00:36:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 00:36:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 00:36:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 00:36:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 00:36:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 00:36:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 00:36:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 00:36:22,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 00:36:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 00:36:22,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 00:36:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 00:36:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-24 00:36:22,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-24 00:36:22,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rxfill [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rxfill [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_update_stats [2024-11-24 00:36:22,712 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_update_stats [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 00:36:22,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 00:36:22,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 00:36:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 00:36:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 00:36:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 00:36:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 00:36:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-24 00:36:22,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-24 00:36:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-24 00:36:22,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-24 00:36:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-24 00:36:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-24 00:36:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-24 00:36:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-24 00:36:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-24 00:36:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-24 00:36:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-24 00:36:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-24 00:36:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-24 00:36:22,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-24 00:36:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-24 00:36:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-24 00:36:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-24 00:36:22,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 00:36:22,722 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 00:36:22,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 00:36:22,723 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 00:36:22,723 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_pci_remove [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_pci_remove [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_build_rx_pdl [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_build_rx_pdl [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-24 00:36:22,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-24 00:36:22,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hp100_private [2024-11-24 00:36:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hp100_private [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-24 00:36:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 00:36:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hp100_private [2024-11-24 00:36:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hp100_private [2024-11-24 00:36:22,725 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2024-11-24 00:36:22,725 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_set_multicast_list [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_set_multicast_list [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_start_interface [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_start_interface [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_clean_txring [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_clean_txring [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-24 00:36:22,726 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 00:36:22,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-24 00:36:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-24 00:36:22,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 00:36:22,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 00:36:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_login_to_vg_hub [2024-11-24 00:36:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_login_to_vg_hub [2024-11-24 00:36:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2024-11-24 00:36:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2024-11-24 00:36:23,786 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:36:23,790 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:36:24,662 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 00:36:40,377 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-24 00:36:40,378 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 00:36:43,251 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564: assume 2096896 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise750#1 := ~tmp___4~7#1; [2024-11-24 00:36:43,251 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564: assume !(2096896 == ~tmp___4~7#1 % 18446744073709551616); [2024-11-24 00:36:43,251 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564-2: havoc #t~bitwise750#1;assume #t~bitwise750#1 % 18446744073709551616 <= ~tmp___4~7#1 % 18446744073709551616 && #t~bitwise750#1 % 18446744073709551616 <= 2096896; [2024-11-24 00:36:43,251 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564-3: assume 0 == #t~bitwise750#1 % 18446744073709551616;havoc #t~bitwise750#1; [2024-11-24 00:36:43,251 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564-3: assume !(0 == #t~bitwise750#1 % 18446744073709551616);havoc #t~bitwise750#1; [2024-11-24 00:36:43,251 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564-5: assume (if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0; [2024-11-24 00:36:43,252 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8564-5: assume !((if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0); [2024-11-24 00:36:43,252 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8566-1: assume -9223372036854775808 <= #t~ret751#1 && #t~ret751#1 <= 9223372036854775807;havoc #t~ret751#1; [2024-11-24 00:36:43,252 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8566: SUMMARY for call #t~ret751#1 := schedule_timeout_interruptible(1); srcloc: null [2024-11-24 00:36:43,252 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !(0 == ~tmp___4~7#1 % 18446744073709551616); [2024-11-24 00:36:43,252 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume 0 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise750#1 := 0; [2024-11-24 00:36:44,199 INFO L? ?]: Removed 2357 outVars from TransFormulas that were not future-live. [2024-11-24 00:36:44,200 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:36:44,266 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:36:44,267 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-24 00:36:44,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:36:44 BoogieIcfgContainer [2024-11-24 00:36:44,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:36:44,270 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:36:44,271 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:36:44,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:36:44,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:36:17" (1/3) ... [2024-11-24 00:36:44,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e1f3806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:36:44, skipping insertion in model container [2024-11-24 00:36:44,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:36:21" (2/3) ... [2024-11-24 00:36:44,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e1f3806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:36:44, skipping insertion in model container [2024-11-24 00:36:44,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:36:44" (3/3) ... [2024-11-24 00:36:44,284 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2024-11-24 00:36:44,303 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:36:44,306 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-hp-hp100.cil.i that has 114 procedures, 2290 locations, 1 initial locations, 52 loop locations, and 1 error locations. [2024-11-24 00:36:44,437 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:36:44,453 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;@6766964f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:36:44,454 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:36:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand has 2144 states, 1452 states have (on average 1.3519283746556474) internal successors, (1963), 1492 states have internal predecessors, (1963), 612 states have call successors, (612), 81 states have call predecessors, (612), 80 states have return successors, (607), 594 states have call predecessors, (607), 607 states have call successors, (607) [2024-11-24 00:36:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-24 00:36:44,520 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:36:44,522 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 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] [2024-11-24 00:36:44,522 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:36:44,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:36:44,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1060283493, now seen corresponding path program 1 times [2024-11-24 00:36:44,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:36:44,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988526866] [2024-11-24 00:36:44,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:44,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:36:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:36:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-24 00:36:50,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:36:50,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988526866] [2024-11-24 00:36:50,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988526866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:36:50,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:36:50,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:36:50,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022524529] [2024-11-24 00:36:50,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:36:50,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:36:50,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:36:50,994 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:36:50,994 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:36:51,003 INFO L87 Difference]: Start difference. First operand has 2144 states, 1452 states have (on average 1.3519283746556474) internal successors, (1963), 1492 states have internal predecessors, (1963), 612 states have call successors, (612), 81 states have call predecessors, (612), 80 states have return successors, (607), 594 states have call predecessors, (607), 607 states have call successors, (607) Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-24 00:36:55,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:36:56,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:36:56,142 INFO L93 Difference]: Finished difference Result 6122 states and 9257 transitions. [2024-11-24 00:36:56,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:36:56,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 130 [2024-11-24 00:36:56,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:36:56,228 INFO L225 Difference]: With dead ends: 6122 [2024-11-24 00:36:56,228 INFO L226 Difference]: Without dead ends: 3923 [2024-11-24 00:36:56,265 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:36:56,270 INFO L435 NwaCegarLoop]: 3719 mSDtfsCounter, 2791 mSDsluCounter, 3075 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2791 SdHoareTripleChecker+Valid, 6794 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:36:56,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2791 Valid, 6794 Invalid, 31 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 00:36:56,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3923 states. [2024-11-24 00:36:56,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3923 to 3919. [2024-11-24 00:36:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3919 states, 2656 states have (on average 1.3335843373493976) internal successors, (3542), 2729 states have internal predecessors, (3542), 1114 states have call successors, (1114), 150 states have call predecessors, (1114), 148 states have return successors, (1121), 1083 states have call predecessors, (1121), 1114 states have call successors, (1121) [2024-11-24 00:36:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3919 states and 5777 transitions. [2024-11-24 00:36:56,856 INFO L78 Accepts]: Start accepts. Automaton has 3919 states and 5777 transitions. Word has length 130 [2024-11-24 00:36:56,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:36:56,857 INFO L471 AbstractCegarLoop]: Abstraction has 3919 states and 5777 transitions. [2024-11-24 00:36:56,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-24 00:36:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3919 states and 5777 transitions. [2024-11-24 00:36:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-24 00:36:56,889 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:36:56,890 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:36:56,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 00:36:56,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:36:56,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:36:56,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1210217449, now seen corresponding path program 1 times [2024-11-24 00:36:56,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:36:56,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504287081] [2024-11-24 00:36:56,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:36:56,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:37:02,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:37:02,735 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-24 00:37:02,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:37:02,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504287081] [2024-11-24 00:37:02,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504287081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:37:02,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:37:02,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:37:02,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749922768] [2024-11-24 00:37:02,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:37:02,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:37:02,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:37:02,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:37:02,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:02,739 INFO L87 Difference]: Start difference. First operand 3919 states and 5777 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-24 00:37:06,853 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 [] [2024-11-24 00:37:08,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:37:08,503 INFO L93 Difference]: Finished difference Result 10118 states and 14917 transitions. [2024-11-24 00:37:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:37:08,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 198 [2024-11-24 00:37:08,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:37:08,571 INFO L225 Difference]: With dead ends: 10118 [2024-11-24 00:37:08,571 INFO L226 Difference]: Without dead ends: 6212 [2024-11-24 00:37:08,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:08,601 INFO L435 NwaCegarLoop]: 3119 mSDtfsCounter, 1827 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1827 SdHoareTripleChecker+Valid, 6145 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:37:08,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1827 Valid, 6145 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-24 00:37:08,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6212 states. [2024-11-24 00:37:09,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6212 to 6208. [2024-11-24 00:37:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6208 states, 4249 states have (on average 1.3403153683219582) internal successors, (5695), 4362 states have internal predecessors, (5695), 1710 states have call successors, (1710), 250 states have call predecessors, (1710), 248 states have return successors, (1717), 1663 states have call predecessors, (1717), 1710 states have call successors, (1717) [2024-11-24 00:37:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6208 states to 6208 states and 9122 transitions. [2024-11-24 00:37:09,085 INFO L78 Accepts]: Start accepts. Automaton has 6208 states and 9122 transitions. Word has length 198 [2024-11-24 00:37:09,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:37:09,086 INFO L471 AbstractCegarLoop]: Abstraction has 6208 states and 9122 transitions. [2024-11-24 00:37:09,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-24 00:37:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 6208 states and 9122 transitions. [2024-11-24 00:37:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-24 00:37:09,105 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:37:09,105 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:37:09,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:37:09,105 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:37:09,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:37:09,106 INFO L85 PathProgramCache]: Analyzing trace with hash 660214149, now seen corresponding path program 1 times [2024-11-24 00:37:09,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:37:09,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977156142] [2024-11-24 00:37:09,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:37:09,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:37:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:37:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-24 00:37:14,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:37:14,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977156142] [2024-11-24 00:37:14,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977156142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:37:14,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:37:14,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:37:14,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588079243] [2024-11-24 00:37:14,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:37:14,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:37:14,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:37:14,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:37:14,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:14,172 INFO L87 Difference]: Start difference. First operand 6208 states and 9122 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-24 00:37:18,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:19,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:37:19,581 INFO L93 Difference]: Finished difference Result 16499 states and 24181 transitions. [2024-11-24 00:37:19,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:37:19,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 254 [2024-11-24 00:37:19,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:37:19,682 INFO L225 Difference]: With dead ends: 16499 [2024-11-24 00:37:19,683 INFO L226 Difference]: Without dead ends: 10304 [2024-11-24 00:37:19,727 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:19,728 INFO L435 NwaCegarLoop]: 3095 mSDtfsCounter, 2817 mSDsluCounter, 3007 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2817 SdHoareTripleChecker+Valid, 6102 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:37:19,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2817 Valid, 6102 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 46 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-24 00:37:19,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10304 states. [2024-11-24 00:37:20,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10304 to 10299. [2024-11-24 00:37:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10299 states, 7059 states have (on average 1.333758322708599) internal successors, (9415), 7247 states have internal predecessors, (9415), 2811 states have call successors, (2811), 433 states have call predecessors, (2811), 428 states have return successors, (2826), 2731 states have call predecessors, (2826), 2811 states have call successors, (2826) [2024-11-24 00:37:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10299 states to 10299 states and 15052 transitions. [2024-11-24 00:37:20,458 INFO L78 Accepts]: Start accepts. Automaton has 10299 states and 15052 transitions. Word has length 254 [2024-11-24 00:37:20,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:37:20,458 INFO L471 AbstractCegarLoop]: Abstraction has 10299 states and 15052 transitions. [2024-11-24 00:37:20,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-24 00:37:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 10299 states and 15052 transitions. [2024-11-24 00:37:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-24 00:37:20,472 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:37:20,473 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 7, 7, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:37:20,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:37:20,473 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:37:20,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:37:20,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1374357743, now seen corresponding path program 1 times [2024-11-24 00:37:20,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:37:20,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774865308] [2024-11-24 00:37:20,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:37:20,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:37:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:37:26,514 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-24 00:37:26,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:37:26,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774865308] [2024-11-24 00:37:26,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774865308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:37:26,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:37:26,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:37:26,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647710260] [2024-11-24 00:37:26,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:37:26,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:37:26,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:37:26,517 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:37:26,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:26,517 INFO L87 Difference]: Start difference. First operand 10299 states and 15052 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-24 00:37:30,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:32,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:37:32,283 INFO L93 Difference]: Finished difference Result 23446 states and 34229 transitions. [2024-11-24 00:37:32,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:37:32,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 261 [2024-11-24 00:37:32,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:37:32,421 INFO L225 Difference]: With dead ends: 23446 [2024-11-24 00:37:32,421 INFO L226 Difference]: Without dead ends: 13160 [2024-11-24 00:37:32,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:32,474 INFO L435 NwaCegarLoop]: 4901 mSDtfsCounter, 1831 mSDsluCounter, 3015 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1831 SdHoareTripleChecker+Valid, 7916 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:37:32,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1831 Valid, 7916 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-24 00:37:32,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13160 states. [2024-11-24 00:37:33,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13160 to 13154. [2024-11-24 00:37:33,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13154 states, 9062 states have (on average 1.332818362392408) internal successors, (12078), 9299 states have internal predecessors, (12078), 3518 states have call successors, (3518), 578 states have call predecessors, (3518), 573 states have return successors, (3533), 3420 states have call predecessors, (3533), 3518 states have call successors, (3533) [2024-11-24 00:37:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13154 states to 13154 states and 19129 transitions. [2024-11-24 00:37:33,360 INFO L78 Accepts]: Start accepts. Automaton has 13154 states and 19129 transitions. Word has length 261 [2024-11-24 00:37:33,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:37:33,361 INFO L471 AbstractCegarLoop]: Abstraction has 13154 states and 19129 transitions. [2024-11-24 00:37:33,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-24 00:37:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 13154 states and 19129 transitions. [2024-11-24 00:37:33,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2024-11-24 00:37:33,376 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:37:33,377 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:37:33,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:37:33,377 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:37:33,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:37:33,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1557676562, now seen corresponding path program 1 times [2024-11-24 00:37:33,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:37:33,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300872851] [2024-11-24 00:37:33,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:37:33,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:37:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:37:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-11-24 00:37:39,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:37:39,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300872851] [2024-11-24 00:37:39,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300872851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:37:39,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:37:39,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:37:39,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376326615] [2024-11-24 00:37:39,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:37:39,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:37:39,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:37:39,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:37:39,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:39,608 INFO L87 Difference]: Start difference. First operand 13154 states and 19129 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-24 00:37:43,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:45,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:37:45,135 INFO L93 Difference]: Finished difference Result 29121 states and 42321 transitions. [2024-11-24 00:37:45,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:37:45,136 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 336 [2024-11-24 00:37:45,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:37:45,238 INFO L225 Difference]: With dead ends: 29121 [2024-11-24 00:37:45,239 INFO L226 Difference]: Without dead ends: 15980 [2024-11-24 00:37:45,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:45,296 INFO L435 NwaCegarLoop]: 4902 mSDtfsCounter, 1826 mSDsluCounter, 3022 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1826 SdHoareTripleChecker+Valid, 7924 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:37:45,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1826 Valid, 7924 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-24 00:37:45,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15980 states. [2024-11-24 00:37:46,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15980 to 15974. [2024-11-24 00:37:46,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15974 states, 11043 states have (on average 1.3328805578194332) internal successors, (14719), 11329 states have internal predecessors, (14719), 4213 states have call successors, (4213), 722 states have call predecessors, (4213), 717 states have return successors, (4228), 4097 states have call predecessors, (4228), 4213 states have call successors, (4228) [2024-11-24 00:37:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15974 states to 15974 states and 23160 transitions. [2024-11-24 00:37:46,520 INFO L78 Accepts]: Start accepts. Automaton has 15974 states and 23160 transitions. Word has length 336 [2024-11-24 00:37:46,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:37:46,526 INFO L471 AbstractCegarLoop]: Abstraction has 15974 states and 23160 transitions. [2024-11-24 00:37:46,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-24 00:37:46,526 INFO L276 IsEmpty]: Start isEmpty. Operand 15974 states and 23160 transitions. [2024-11-24 00:37:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2024-11-24 00:37:46,551 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:37:46,552 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:37:46,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:37:46,552 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:37:46,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:37:46,553 INFO L85 PathProgramCache]: Analyzing trace with hash 336657324, now seen corresponding path program 1 times [2024-11-24 00:37:46,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:37:46,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462845272] [2024-11-24 00:37:46,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:37:46,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:37:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:37:52,619 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-11-24 00:37:52,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:37:52,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462845272] [2024-11-24 00:37:52,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462845272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:37:52,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:37:52,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:37:52,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782044061] [2024-11-24 00:37:52,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:37:52,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:37:52,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:37:52,622 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:37:52,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:37:52,622 INFO L87 Difference]: Start difference. First operand 15974 states and 23160 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-24 00:37:56,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:37:58,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:37:58,314 INFO L93 Difference]: Finished difference Result 37258 states and 54190 transitions. [2024-11-24 00:37:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:37:58,315 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 336 [2024-11-24 00:37:58,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:37:58,475 INFO L225 Difference]: With dead ends: 37258 [2024-11-24 00:37:58,475 INFO L226 Difference]: Without dead ends: 21297 [2024-11-24 00:37:58,551 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 [2024-11-24 00:37:58,553 INFO L435 NwaCegarLoop]: 5297 mSDtfsCounter, 2796 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2796 SdHoareTripleChecker+Valid, 7806 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:37:58,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2796 Valid, 7806 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-24 00:37:58,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21297 states. [2024-11-24 00:37:59,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21297 to 21291. [2024-11-24 00:37:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21291 states, 14621 states have (on average 1.3349976061828877) internal successors, (19519), 15010 states have internal predecessors, (19519), 5726 states have call successors, (5726), 948 states have call predecessors, (5726), 943 states have return successors, (5741), 5568 states have call predecessors, (5741), 5726 states have call successors, (5741) [2024-11-24 00:37:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21291 states to 21291 states and 30986 transitions. [2024-11-24 00:37:59,761 INFO L78 Accepts]: Start accepts. Automaton has 21291 states and 30986 transitions. Word has length 336 [2024-11-24 00:37:59,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:37:59,761 INFO L471 AbstractCegarLoop]: Abstraction has 21291 states and 30986 transitions. [2024-11-24 00:37:59,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-24 00:37:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 21291 states and 30986 transitions. [2024-11-24 00:37:59,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-24 00:37:59,780 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:37:59,781 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:37:59,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:37:59,781 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:37:59,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:37:59,782 INFO L85 PathProgramCache]: Analyzing trace with hash 795304143, now seen corresponding path program 1 times [2024-11-24 00:37:59,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:37:59,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478766344] [2024-11-24 00:37:59,782 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:37:59,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:38:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:38:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 673 trivial. 0 not checked. [2024-11-24 00:38:06,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:38:06,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478766344] [2024-11-24 00:38:06,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478766344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:38:06,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:38:06,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:38:06,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379024253] [2024-11-24 00:38:06,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:38:06,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:38:06,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:38:06,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:38:06,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:38:06,260 INFO L87 Difference]: Start difference. First operand 21291 states and 30986 transitions. Second operand has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-24 00:38:10,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:12,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:38:12,068 INFO L93 Difference]: Finished difference Result 45387 states and 66035 transitions. [2024-11-24 00:38:12,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:38:12,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 389 [2024-11-24 00:38:12,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:38:12,269 INFO L225 Difference]: With dead ends: 45387 [2024-11-24 00:38:12,270 INFO L226 Difference]: Without dead ends: 24109 [2024-11-24 00:38:12,392 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:38:12,394 INFO L435 NwaCegarLoop]: 4721 mSDtfsCounter, 1827 mSDsluCounter, 3021 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1827 SdHoareTripleChecker+Valid, 7742 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:38:12,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1827 Valid, 7742 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-24 00:38:12,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24109 states. [2024-11-24 00:38:13,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24109 to 24103. [2024-11-24 00:38:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24103 states, 16598 states have (on average 1.3348596216411617) internal successors, (22156), 17036 states have internal predecessors, (22156), 6421 states have call successors, (6421), 1088 states have call predecessors, (6421), 1083 states have return successors, (6436), 6245 states have call predecessors, (6436), 6421 states have call successors, (6436) [2024-11-24 00:38:13,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24103 states to 24103 states and 35013 transitions. [2024-11-24 00:38:13,859 INFO L78 Accepts]: Start accepts. Automaton has 24103 states and 35013 transitions. Word has length 389 [2024-11-24 00:38:13,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:38:13,860 INFO L471 AbstractCegarLoop]: Abstraction has 24103 states and 35013 transitions. [2024-11-24 00:38:13,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-24 00:38:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 24103 states and 35013 transitions. [2024-11-24 00:38:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-24 00:38:13,878 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:38:13,878 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:38:13,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:38:13,878 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:38:13,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:38:13,879 INFO L85 PathProgramCache]: Analyzing trace with hash -2053082287, now seen corresponding path program 1 times [2024-11-24 00:38:13,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:38:13,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412927136] [2024-11-24 00:38:13,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:38:13,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:38:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:38:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 673 trivial. 0 not checked. [2024-11-24 00:38:19,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:38:19,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412927136] [2024-11-24 00:38:19,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412927136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:38:19,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:38:19,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:38:19,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224968450] [2024-11-24 00:38:19,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:38:19,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:38:19,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:38:19,604 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:38:19,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:38:19,605 INFO L87 Difference]: Start difference. First operand 24103 states and 35013 transitions. Second operand has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-24 00:38:23,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:25,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:38:25,282 INFO L93 Difference]: Finished difference Result 51059 states and 74149 transitions. [2024-11-24 00:38:25,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:38:25,282 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 389 [2024-11-24 00:38:25,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:38:25,451 INFO L225 Difference]: With dead ends: 51059 [2024-11-24 00:38:25,451 INFO L226 Difference]: Without dead ends: 26969 [2024-11-24 00:38:25,555 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 [2024-11-24 00:38:25,557 INFO L435 NwaCegarLoop]: 4878 mSDtfsCounter, 1840 mSDsluCounter, 3022 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 7900 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:38:25,558 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1840 Valid, 7900 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-24 00:38:25,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26969 states. [2024-11-24 00:38:26,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26969 to 26963. [2024-11-24 00:38:26,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26963 states, 18615 states have (on average 1.3344614558152028) internal successors, (24841), 19102 states have internal predecessors, (24841), 7120 states have call successors, (7120), 1232 states have call predecessors, (7120), 1227 states have return successors, (7135), 6926 states have call predecessors, (7135), 7120 states have call successors, (7135) [2024-11-24 00:38:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26963 states to 26963 states and 39096 transitions. [2024-11-24 00:38:26,823 INFO L78 Accepts]: Start accepts. Automaton has 26963 states and 39096 transitions. Word has length 389 [2024-11-24 00:38:26,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:38:26,824 INFO L471 AbstractCegarLoop]: Abstraction has 26963 states and 39096 transitions. [2024-11-24 00:38:26,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-24 00:38:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 26963 states and 39096 transitions. [2024-11-24 00:38:26,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-24 00:38:26,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:38:26,846 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:38:26,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 00:38:26,847 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:38:26,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:38:26,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1394115423, now seen corresponding path program 1 times [2024-11-24 00:38:26,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:38:26,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095266456] [2024-11-24 00:38:26,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:38:26,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:38:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:38:33,688 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2024-11-24 00:38:33,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:38:33,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095266456] [2024-11-24 00:38:33,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095266456] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:38:33,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:38:33,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:38:33,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139998531] [2024-11-24 00:38:33,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:38:33,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:38:33,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:38:33,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:38:33,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:38:33,694 INFO L87 Difference]: Start difference. First operand 26963 states and 39096 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 4 states have internal predecessors, (190), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-24 00:38:37,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:40,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:38:40,343 INFO L93 Difference]: Finished difference Result 58167 states and 84356 transitions. [2024-11-24 00:38:40,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:38:40,343 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 4 states have internal predecessors, (190), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) Word has length 431 [2024-11-24 00:38:40,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:38:40,628 INFO L225 Difference]: With dead ends: 58167 [2024-11-24 00:38:40,628 INFO L226 Difference]: Without dead ends: 31217 [2024-11-24 00:38:40,784 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 [2024-11-24 00:38:40,785 INFO L435 NwaCegarLoop]: 4798 mSDtfsCounter, 1985 mSDsluCounter, 12597 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1985 SdHoareTripleChecker+Valid, 17395 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:38:40,785 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1985 Valid, 17395 Invalid, 87 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-24 00:38:40,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31217 states. [2024-11-24 00:38:42,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31217 to 31203. [2024-11-24 00:38:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31203 states, 21571 states have (on average 1.335913958555468) internal successors, (28817), 22128 states have internal predecessors, (28817), 8206 states have call successors, (8206), 1431 states have call predecessors, (8206), 1425 states have return successors, (8225), 7987 states have call predecessors, (8225), 8206 states have call successors, (8225) [2024-11-24 00:38:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31203 states to 31203 states and 45248 transitions. [2024-11-24 00:38:42,981 INFO L78 Accepts]: Start accepts. Automaton has 31203 states and 45248 transitions. Word has length 431 [2024-11-24 00:38:42,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:38:42,982 INFO L471 AbstractCegarLoop]: Abstraction has 31203 states and 45248 transitions. [2024-11-24 00:38:42,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 4 states have internal predecessors, (190), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-24 00:38:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 31203 states and 45248 transitions. [2024-11-24 00:38:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-24 00:38:43,002 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:38:43,002 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:38:43,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 00:38:43,003 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:38:43,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:38:43,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1153526989, now seen corresponding path program 1 times [2024-11-24 00:38:43,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:38:43,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268278316] [2024-11-24 00:38:43,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:38:43,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:38:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:38:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 919 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2024-11-24 00:38:50,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:38:50,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268278316] [2024-11-24 00:38:50,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268278316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:38:50,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:38:50,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:38:50,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373376958] [2024-11-24 00:38:50,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:38:50,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:38:50,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:38:50,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:38:50,734 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:38:50,734 INFO L87 Difference]: Start difference. First operand 31203 states and 45248 transitions. Second operand has 5 states, 5 states have (on average 38.0) internal successors, (190), 4 states have internal predecessors, (190), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-24 00:38:54,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:38:57,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:38:57,840 INFO L93 Difference]: Finished difference Result 65247 states and 94579 transitions. [2024-11-24 00:38:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:38:57,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 4 states have internal predecessors, (190), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) Word has length 431 [2024-11-24 00:38:57,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:38:58,044 INFO L225 Difference]: With dead ends: 65247 [2024-11-24 00:38:58,044 INFO L226 Difference]: Without dead ends: 34057 [2024-11-24 00:38:58,187 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 [2024-11-24 00:38:58,189 INFO L435 NwaCegarLoop]: 4909 mSDtfsCounter, 1834 mSDsluCounter, 12825 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1834 SdHoareTripleChecker+Valid, 17734 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 [2024-11-24 00:38:58,190 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1834 Valid, 17734 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 99 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-24 00:38:58,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34057 states. [2024-11-24 00:38:59,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34057 to 34043. [2024-11-24 00:38:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34043 states, 23560 states have (on average 1.3355687606112054) internal successors, (31466), 24166 states have internal predecessors, (31466), 8905 states have call successors, (8905), 1579 states have call predecessors, (8905), 1577 states have return successors, (8928), 8672 states have call predecessors, (8928), 8905 states have call successors, (8928) [2024-11-24 00:38:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34043 states to 34043 states and 49299 transitions. [2024-11-24 00:38:59,865 INFO L78 Accepts]: Start accepts. Automaton has 34043 states and 49299 transitions. Word has length 431 [2024-11-24 00:38:59,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:38:59,866 INFO L471 AbstractCegarLoop]: Abstraction has 34043 states and 49299 transitions. [2024-11-24 00:38:59,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.0) internal successors, (190), 4 states have internal predecessors, (190), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-24 00:38:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 34043 states and 49299 transitions. [2024-11-24 00:38:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2024-11-24 00:38:59,883 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:38:59,884 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:38:59,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 00:38:59,884 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:38:59,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:38:59,885 INFO L85 PathProgramCache]: Analyzing trace with hash -677267076, now seen corresponding path program 1 times [2024-11-24 00:38:59,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:38:59,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223924815] [2024-11-24 00:38:59,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:38:59,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:39:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:39:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 922 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2024-11-24 00:39:06,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:39:06,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223924815] [2024-11-24 00:39:06,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223924815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:39:06,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:39:06,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:39:06,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659317824] [2024-11-24 00:39:06,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:39:06,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:39:06,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:39:06,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:39:06,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:39:06,767 INFO L87 Difference]: Start difference. First operand 34043 states and 49299 transitions. Second operand has 5 states, 5 states have (on average 38.4) internal successors, (192), 4 states have internal predecessors, (192), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-24 00:39:10,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:39:13,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:39:13,673 INFO L93 Difference]: Finished difference Result 70891 states and 102657 transitions. [2024-11-24 00:39:13,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:39:13,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.4) internal successors, (192), 4 states have internal predecessors, (192), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) Word has length 433 [2024-11-24 00:39:13,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:39:13,937 INFO L225 Difference]: With dead ends: 70891 [2024-11-24 00:39:13,937 INFO L226 Difference]: Without dead ends: 36861 [2024-11-24 00:39:14,099 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 [2024-11-24 00:39:14,100 INFO L435 NwaCegarLoop]: 4906 mSDtfsCounter, 1819 mSDsluCounter, 12828 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 17734 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:39:14,100 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1819 Valid, 17734 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 105 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-24 00:39:14,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36861 states. [2024-11-24 00:39:15,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36861 to 36847. [2024-11-24 00:39:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36847 states, 25529 states have (on average 1.3355399741470484) internal successors, (34095), 26184 states have internal predecessors, (34095), 9600 states have call successors, (9600), 1719 states have call predecessors, (9600), 1717 states have return successors, (9623), 9349 states have call predecessors, (9623), 9600 states have call successors, (9623) [2024-11-24 00:39:16,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36847 states to 36847 states and 53318 transitions. [2024-11-24 00:39:16,113 INFO L78 Accepts]: Start accepts. Automaton has 36847 states and 53318 transitions. Word has length 433 [2024-11-24 00:39:16,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:39:16,114 INFO L471 AbstractCegarLoop]: Abstraction has 36847 states and 53318 transitions. [2024-11-24 00:39:16,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.4) internal successors, (192), 4 states have internal predecessors, (192), 3 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2024-11-24 00:39:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 36847 states and 53318 transitions. [2024-11-24 00:39:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-11-24 00:39:16,143 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:39:16,143 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 14, 14, 14, 7, 7, 7, 6, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:39:16,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 00:39:16,144 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:39:16,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:39:16,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1385015079, now seen corresponding path program 1 times [2024-11-24 00:39:16,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:39:16,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646934405] [2024-11-24 00:39:16,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:39:16,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms