./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e39e696c5e305296de875398d473db79ec0ee86b7358a54d4e1019e138b3a6ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:22:22,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:22:22,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:22:22,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:22:22,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:22:22,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:22:22,195 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:22:22,195 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:22:22,195 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:22:22,195 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:22:22,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:22:22,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:22:22,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:22:22,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:22:22,196 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:22:22,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:22:22,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:22:22,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:22:22,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:22:22,197 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:22:22,197 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:22:22,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:22:22,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:22:22,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:22:22,199 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:22:22,199 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:22:22,199 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:22:22,199 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:22:22,199 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e39e696c5e305296de875398d473db79ec0ee86b7358a54d4e1019e138b3a6ae [2024-11-28 03:22:22,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:22:22,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:22:22,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:22:22,494 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:22:22,495 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:22:22,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2024-11-28 03:22:25,553 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/data/6eee31448/85705fb1474148bf9b9b67fba0550abf/FLAG217c66554 [2024-11-28 03:22:26,442 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:22:26,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2024-11-28 03:22:26,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/data/6eee31448/85705fb1474148bf9b9b67fba0550abf/FLAG217c66554 [2024-11-28 03:22:26,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/data/6eee31448/85705fb1474148bf9b9b67fba0550abf [2024-11-28 03:22:26,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:22:26,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:22:26,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:22:26,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:22:26,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:22:26,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:22:26" (1/1) ... [2024-11-28 03:22:26,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7186af2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:26, skipping insertion in model container [2024-11-28 03:22:26,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:22:26" (1/1) ... [2024-11-28 03:22:26,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:22:29,986 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2024-11-28 03:22:29,991 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2024-11-28 03:22:29,996 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2024-11-28 03:22:29,997 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2024-11-28 03:22:30,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:22:30,153 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:22:30,330 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"); [5343] [2024-11-28 03:22:30,336 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)); [5350] [2024-11-28 03:22:30,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5357] [2024-11-28 03:22:30,344 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/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5436-5437] [2024-11-28 03:22:30,345 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"); [5442-5444] [2024-11-28 03:22:30,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5582] [2024-11-28 03:22:30,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5596] [2024-11-28 03:22:30,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5604] [2024-11-28 03:22:30,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5696-5697] [2024-11-28 03:22:30,362 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5730-5731] [2024-11-28 03:22:30,363 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5767-5768] [2024-11-28 03:22:30,364 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" (115), "i" (12UL)); [5804-5805] [2024-11-28 03:22:30,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6151-6152] [2024-11-28 03:22:30,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6158] [2024-11-28 03:22:30,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6400] [2024-11-28 03:22:30,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6403] [2024-11-28 03:22:30,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6406] [2024-11-28 03:22:30,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6409] [2024-11-28 03:22:30,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6440] [2024-11-28 03:22:30,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6443] [2024-11-28 03:22:30,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6446] [2024-11-28 03:22:30,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6449] [2024-11-28 03:22:30,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6480] [2024-11-28 03:22:30,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6483] [2024-11-28 03:22:30,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6486] [2024-11-28 03:22:30,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6489] [2024-11-28 03:22:30,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6520] [2024-11-28 03:22:30,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6523] [2024-11-28 03:22:30,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6526] [2024-11-28 03:22:30,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6529] [2024-11-28 03:22:30,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6973] [2024-11-28 03:22:30,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7387] [2024-11-28 03:22:30,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8060] [2024-11-28 03:22:30,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8079] [2024-11-28 03:22:30,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8092] [2024-11-28 03:22:30,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8097] [2024-11-28 03:22:30,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8110] [2024-11-28 03:22:30,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8122] [2024-11-28 03:22:30,539 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8648] [2024-11-28 03:22:30,540 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8650] [2024-11-28 03:22:30,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8697] [2024-11-28 03:22:30,843 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2024-11-28 03:22:30,843 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2024-11-28 03:22:30,844 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2024-11-28 03:22:30,845 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_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2024-11-28 03:22:30,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:22:31,216 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:22:31,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31 WrapperNode [2024-11-28 03:22:31,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:22:31,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:22:31,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:22:31,218 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:22:31,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:31,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:31,587 INFO L138 Inliner]: procedures = 469, calls = 3237, calls flagged for inlining = 278, calls inlined = 250, statements flattened = 6991 [2024-11-28 03:22:31,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:22:31,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:22:31,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:22:31,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:22:31,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:31,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:31,638 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,444 INFO L175 MemorySlicer]: Split 1805 memory accesses to 23 slices as follows [51, 10, 5, 2, 53, 562, 981, 5, 4, 3, 5, 8, 40, 7, 2, 2, 11, 2, 42, 6, 1, 1, 2]. 54 percent of accesses are in the largest equivalence class. The 1040 initializations are split as follows [0, 8, 0, 0, 0, 6, 981, 0, 4, 1, 5, 8, 0, 7, 0, 0, 11, 0, 0, 6, 0, 1, 2]. The 405 writes are split as follows [51, 0, 2, 1, 42, 268, 0, 2, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 36, 0, 0, 0, 0]. [2024-11-28 03:22:33,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,853 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:22:33,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:22:33,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:22:33,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:22:33,859 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (1/1) ... [2024-11-28 03:22:33,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:22:33,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:22:33,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:22:33,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cf9e62b-b0f1-468c-b988-44d5b3f28cf9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:22:33,943 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 03:22:33,943 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 03:22:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 03:22:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 03:22:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-28 03:22:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-28 03:22:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 03:22:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 03:22:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:22:33,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:22:33,944 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 03:22:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 03:22:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2024-11-28 03:22:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2024-11-28 03:22:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-28 03:22:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-28 03:22:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 03:22:33,945 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 03:22:33,945 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-28 03:22:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-28 03:22:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-28 03:22:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-28 03:22:33,946 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-28 03:22:33,946 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-28 03:22:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2024-11-28 03:22:33,947 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2024-11-28 03:22:33,947 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-28 03:22:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-28 03:22:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-28 03:22:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-28 03:22:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-28 03:22:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-28 03:22:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-28 03:22:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-28 03:22:33,948 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2024-11-28 03:22:33,948 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2024-11-28 03:22:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 03:22:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 03:22:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 03:22:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 03:22:33,949 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 03:22:33,949 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 03:22:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-28 03:22:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-28 03:22:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-28 03:22:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-28 03:22:33,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:22:33,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:22:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-28 03:22:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-28 03:22:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:22:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-28 03:22:33,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-28 03:22:33,951 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2024-11-28 03:22:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2024-11-28 03:22:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 03:22:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 03:22:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-28 03:22:33,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-28 03:22:33,952 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-28 03:22:33,953 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-28 03:22:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2024-11-28 03:22:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 03:22:33,954 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:22:33,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 03:22:33,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 03:22:33,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2024-11-28 03:22:33,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 03:22:33,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2024-11-28 03:22:33,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2024-11-28 03:22:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:22:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 03:22:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 03:22:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 03:22:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 03:22:33,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-28 03:22:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-28 03:22:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-28 03:22:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-28 03:22:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:22:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2024-11-28 03:22:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2024-11-28 03:22:33,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:22:33,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:22:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 03:22:33,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 03:22:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:22:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:22:33,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:22:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:22:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:22:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:22:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:22:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 03:22:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-28 03:22:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-28 03:22:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2024-11-28 03:22:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2024-11-28 03:22:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 03:22:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 03:22:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 03:22:33,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 03:22:33,966 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 03:22:33,967 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:22:33,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:22:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:22:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:22:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:22:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:22:33,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:22:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:22:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:22:33,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 03:22:33,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:22:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2024-11-28 03:22:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-28 03:22:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-28 03:22:33,971 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 03:22:33,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-28 03:22:33,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-28 03:22:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-28 03:22:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-28 03:22:33,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-28 03:22:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 03:22:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 03:22:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 03:22:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 03:22:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 03:22:33,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-28 03:22:33,974 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2024-11-28 03:22:33,974 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2024-11-28 03:22:33,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:22:33,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2024-11-28 03:22:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2024-11-28 03:22:33,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2024-11-28 03:22:33,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 03:22:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 03:22:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 03:22:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 03:22:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 03:22:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 03:22:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 03:22:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 03:22:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 03:22:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 03:22:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 03:22:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-28 03:22:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2024-11-28 03:22:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-28 03:22:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-28 03:22:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-28 03:22:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-28 03:22:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2024-11-28 03:22:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 03:22:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-28 03:22:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-28 03:22:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2024-11-28 03:22:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2024-11-28 03:22:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-28 03:22:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-28 03:22:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:22:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 03:22:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 03:22:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2024-11-28 03:22:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2024-11-28 03:22:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2024-11-28 03:22:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2024-11-28 03:22:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 03:22:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 03:22:35,267 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:22:35,273 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:22:35,310 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:22:51,574 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 03:22:52,706 INFO L? ?]: Removed 2864 outVars from TransFormulas that were not future-live. [2024-11-28 03:22:52,706 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:22:52,757 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:22:52,757 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-28 03:22:52,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:22:52 BoogieIcfgContainer [2024-11-28 03:22:52,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:22:52,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:22:52,760 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:22:52,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:22:52,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:22:26" (1/3) ... [2024-11-28 03:22:52,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f95971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:22:52, skipping insertion in model container [2024-11-28 03:22:52,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:31" (2/3) ... [2024-11-28 03:22:52,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43f95971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:22:52, skipping insertion in model container [2024-11-28 03:22:52,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:22:52" (3/3) ... [2024-11-28 03:22:52,767 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2024-11-28 03:22:52,781 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:22:52,784 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i that has 152 procedures, 2630 locations, 1 initial locations, 23 loop locations, and 2 error locations. [2024-11-28 03:22:52,910 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:22:52,927 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;@4fcca57f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:22:52,928 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-28 03:22:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand has 2544 states, 1803 states have (on average 1.3155851358846367) internal successors, (2372), 1850 states have internal predecessors, (2372), 611 states have call successors, (611), 130 states have call predecessors, (611), 129 states have return successors, (602), 591 states have call predecessors, (602), 602 states have call successors, (602) [2024-11-28 03:22:52,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-28 03:22:52,973 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:22:53,038 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:22:53,039 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:22:53,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:22:53,044 INFO L85 PathProgramCache]: Analyzing trace with hash 682955970, now seen corresponding path program 1 times [2024-11-28 03:22:53,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:22:53,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007795732] [2024-11-28 03:22:53,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:22:53,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:23:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:23:02,533 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-28 03:23:02,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:23:02,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007795732] [2024-11-28 03:23:02,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007795732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:23:02,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:23:02,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:23:02,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390907735] [2024-11-28 03:23:02,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:23:02,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:23:02,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:23:02,567 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:23:02,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:02,576 INFO L87 Difference]: Start difference. First operand has 2544 states, 1803 states have (on average 1.3155851358846367) internal successors, (2372), 1850 states have internal predecessors, (2372), 611 states have call successors, (611), 130 states have call predecessors, (611), 129 states have return successors, (602), 591 states have call predecessors, (602), 602 states have call successors, (602) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-28 03:23:06,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:23:07,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:23:07,874 INFO L93 Difference]: Finished difference Result 7402 states and 10599 transitions. [2024-11-28 03:23:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:23:07,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 183 [2024-11-28 03:23:07,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:23:07,948 INFO L225 Difference]: With dead ends: 7402 [2024-11-28 03:23:07,949 INFO L226 Difference]: Without dead ends: 4877 [2024-11-28 03:23:07,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:07,973 INFO L435 NwaCegarLoop]: 3516 mSDtfsCounter, 3368 mSDsluCounter, 3427 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 6943 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:23:07,975 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 6943 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 03:23:08,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2024-11-28 03:23:08,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 4875. [2024-11-28 03:23:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4875 states, 3465 states have (on average 1.2949494949494949) internal successors, (4487), 3548 states have internal predecessors, (4487), 1155 states have call successors, (1155), 254 states have call predecessors, (1155), 253 states have return successors, (1152), 1130 states have call predecessors, (1152), 1152 states have call successors, (1152) [2024-11-28 03:23:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4875 states and 6794 transitions. [2024-11-28 03:23:08,456 INFO L78 Accepts]: Start accepts. Automaton has 4875 states and 6794 transitions. Word has length 183 [2024-11-28 03:23:08,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:23:08,459 INFO L471 AbstractCegarLoop]: Abstraction has 4875 states and 6794 transitions. [2024-11-28 03:23:08,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-28 03:23:08,459 INFO L276 IsEmpty]: Start isEmpty. Operand 4875 states and 6794 transitions. [2024-11-28 03:23:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-28 03:23:08,478 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:23:08,478 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:23:08,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:23:08,479 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:23:08,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:23:08,481 INFO L85 PathProgramCache]: Analyzing trace with hash 778991274, now seen corresponding path program 1 times [2024-11-28 03:23:08,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:23:08,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267370614] [2024-11-28 03:23:08,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:23:08,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:23:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:23:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-28 03:23:16,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:23:16,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267370614] [2024-11-28 03:23:16,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267370614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:23:16,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:23:16,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:23:16,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436992723] [2024-11-28 03:23:16,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:23:16,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:23:16,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:23:16,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:23:16,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:16,765 INFO L87 Difference]: Start difference. First operand 4875 states and 6794 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 03:23:20,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:23:22,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:23:22,521 INFO L93 Difference]: Finished difference Result 11440 states and 15903 transitions. [2024-11-28 03:23:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:23:22,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 204 [2024-11-28 03:23:22,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:23:22,580 INFO L225 Difference]: With dead ends: 11440 [2024-11-28 03:23:22,580 INFO L226 Difference]: Without dead ends: 6598 [2024-11-28 03:23:22,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:22,602 INFO L435 NwaCegarLoop]: 3546 mSDtfsCounter, 2856 mSDsluCounter, 3407 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2856 SdHoareTripleChecker+Valid, 6953 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:23:22,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2856 Valid, 6953 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 03:23:22,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6598 states. [2024-11-28 03:23:22,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6598 to 6589. [2024-11-28 03:23:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6589 states, 4678 states have (on average 1.2894399315946985) internal successors, (6032), 4791 states have internal predecessors, (6032), 1544 states have call successors, (1544), 367 states have call predecessors, (1544), 365 states have return successors, (1541), 1505 states have call predecessors, (1541), 1541 states have call successors, (1541) [2024-11-28 03:23:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6589 states to 6589 states and 9117 transitions. [2024-11-28 03:23:22,976 INFO L78 Accepts]: Start accepts. Automaton has 6589 states and 9117 transitions. Word has length 204 [2024-11-28 03:23:22,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:23:22,977 INFO L471 AbstractCegarLoop]: Abstraction has 6589 states and 9117 transitions. [2024-11-28 03:23:22,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 03:23:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 6589 states and 9117 transitions. [2024-11-28 03:23:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-28 03:23:22,992 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:23:22,992 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:23:22,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:23:22,993 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:23:22,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:23:22,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1770860343, now seen corresponding path program 1 times [2024-11-28 03:23:22,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:23:22,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912502602] [2024-11-28 03:23:22,995 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:23:22,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:23:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:23:30,612 INFO L134 CoverageAnalysis]: Checked inductivity of 865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2024-11-28 03:23:30,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:23:30,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912502602] [2024-11-28 03:23:30,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912502602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:23:30,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:23:30,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:23:30,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974304430] [2024-11-28 03:23:30,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:23:30,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:23:30,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:23:30,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:23:30,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:30,617 INFO L87 Difference]: Start difference. First operand 6589 states and 9117 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 03:23:34,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:23:36,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:23:36,170 INFO L93 Difference]: Finished difference Result 17462 states and 24168 transitions. [2024-11-28 03:23:36,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:23:36,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 215 [2024-11-28 03:23:36,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:23:36,254 INFO L225 Difference]: With dead ends: 17462 [2024-11-28 03:23:36,254 INFO L226 Difference]: Without dead ends: 10906 [2024-11-28 03:23:36,287 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:36,289 INFO L435 NwaCegarLoop]: 3487 mSDtfsCounter, 3306 mSDsluCounter, 3430 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3306 SdHoareTripleChecker+Valid, 6917 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:23:36,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3306 Valid, 6917 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-28 03:23:36,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10906 states. [2024-11-28 03:23:36,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10906 to 10893. [2024-11-28 03:23:36,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10893 states, 7745 states have (on average 1.2883150419625564) internal successors, (9978), 7942 states have internal predecessors, (9978), 2541 states have call successors, (2541), 608 states have call predecessors, (2541), 605 states have return successors, (2538), 2469 states have call predecessors, (2538), 2538 states have call successors, (2538) [2024-11-28 03:23:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10893 states to 10893 states and 15057 transitions. [2024-11-28 03:23:36,950 INFO L78 Accepts]: Start accepts. Automaton has 10893 states and 15057 transitions. Word has length 215 [2024-11-28 03:23:36,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:23:36,952 INFO L471 AbstractCegarLoop]: Abstraction has 10893 states and 15057 transitions. [2024-11-28 03:23:36,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 03:23:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 10893 states and 15057 transitions. [2024-11-28 03:23:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-28 03:23:36,966 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:23:36,966 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2024-11-28 03:23:36,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:23:36,966 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:23:36,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:23:36,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1354079795, now seen corresponding path program 1 times [2024-11-28 03:23:36,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:23:36,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44469803] [2024-11-28 03:23:36,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:23:36,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:23:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:23:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2024-11-28 03:23:45,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:23:45,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44469803] [2024-11-28 03:23:45,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44469803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:23:45,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:23:45,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:23:45,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197217336] [2024-11-28 03:23:45,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:23:45,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:23:45,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:23:45,047 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:23:45,047 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:45,047 INFO L87 Difference]: Start difference. First operand 10893 states and 15057 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 03:23:49,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:23:50,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:23:50,462 INFO L93 Difference]: Finished difference Result 28470 states and 39397 transitions. [2024-11-28 03:23:50,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:23:50,462 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 250 [2024-11-28 03:23:50,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:23:50,629 INFO L225 Difference]: With dead ends: 28470 [2024-11-28 03:23:50,629 INFO L226 Difference]: Without dead ends: 19521 [2024-11-28 03:23:50,677 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:23:50,680 INFO L435 NwaCegarLoop]: 6393 mSDtfsCounter, 3311 mSDsluCounter, 3444 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3311 SdHoareTripleChecker+Valid, 9837 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:23:50,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3311 Valid, 9837 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 03:23:50,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19521 states. [2024-11-28 03:23:51,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19521 to 19519. [2024-11-28 03:23:51,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19519 states, 13897 states have (on average 1.2893430236741743) internal successors, (17918), 14240 states have internal predecessors, (17918), 4536 states have call successors, (4536), 1087 states have call predecessors, (4536), 1084 states have return successors, (4533), 4422 states have call predecessors, (4533), 4533 states have call successors, (4533) [2024-11-28 03:23:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19519 states to 19519 states and 26987 transitions. [2024-11-28 03:23:51,592 INFO L78 Accepts]: Start accepts. Automaton has 19519 states and 26987 transitions. Word has length 250 [2024-11-28 03:23:51,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:23:51,593 INFO L471 AbstractCegarLoop]: Abstraction has 19519 states and 26987 transitions. [2024-11-28 03:23:51,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 03:23:51,595 INFO L276 IsEmpty]: Start isEmpty. Operand 19519 states and 26987 transitions. [2024-11-28 03:23:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-28 03:23:51,609 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:23:51,609 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2024-11-28 03:23:51,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:23:51,610 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:23:51,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:23:51,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1416119409, now seen corresponding path program 1 times [2024-11-28 03:23:51,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:23:51,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777604218] [2024-11-28 03:23:51,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:23:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:23:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:23:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-11-28 03:23:59,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:23:59,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777604218] [2024-11-28 03:23:59,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777604218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:23:59,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:23:59,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:23:59,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138732478] [2024-11-28 03:23:59,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:23:59,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:23:59,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:23:59,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:23:59,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:23:59,740 INFO L87 Difference]: Start difference. First operand 19519 states and 26987 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:24:00,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:00,628 INFO L93 Difference]: Finished difference Result 19519 states and 26987 transitions. [2024-11-28 03:24:00,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:24:00,629 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 250 [2024-11-28 03:24:00,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:00,765 INFO L225 Difference]: With dead ends: 19519 [2024-11-28 03:24:00,766 INFO L226 Difference]: Without dead ends: 19464 [2024-11-28 03:24:00,787 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:24:00,789 INFO L435 NwaCegarLoop]: 3473 mSDtfsCounter, 3401 mSDsluCounter, 3473 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3401 SdHoareTripleChecker+Valid, 6946 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:00,789 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3401 Valid, 6946 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:24:00,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19464 states. [2024-11-28 03:24:01,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19464 to 19464. [2024-11-28 03:24:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19464 states, 13872 states have (on average 1.2889994232987312) internal successors, (17881), 14203 states have internal predecessors, (17881), 4509 states have call successors, (4509), 1082 states have call predecessors, (4509), 1082 states have return successors, (4509), 4409 states have call predecessors, (4509), 4509 states have call successors, (4509) [2024-11-28 03:24:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19464 states to 19464 states and 26899 transitions. [2024-11-28 03:24:01,831 INFO L78 Accepts]: Start accepts. Automaton has 19464 states and 26899 transitions. Word has length 250 [2024-11-28 03:24:01,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:01,836 INFO L471 AbstractCegarLoop]: Abstraction has 19464 states and 26899 transitions. [2024-11-28 03:24:01,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:24:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 19464 states and 26899 transitions. [2024-11-28 03:24:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-28 03:24:01,877 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:01,878 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 5, 5, 5, 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] [2024-11-28 03:24:01,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:24:01,878 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:24:01,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:01,878 INFO L85 PathProgramCache]: Analyzing trace with hash 349369794, now seen corresponding path program 1 times [2024-11-28 03:24:01,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:01,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774549529] [2024-11-28 03:24:01,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:01,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1048 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2024-11-28 03:24:10,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:10,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774549529] [2024-11-28 03:24:10,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774549529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:10,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:10,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:24:10,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789763952] [2024-11-28 03:24:10,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:10,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:24:10,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:10,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:24:10,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:10,188 INFO L87 Difference]: Start difference. First operand 19464 states and 26899 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-28 03:24:14,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:24:16,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:16,587 INFO L93 Difference]: Finished difference Result 44984 states and 62175 transitions. [2024-11-28 03:24:16,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:24:16,587 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 279 [2024-11-28 03:24:16,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:16,766 INFO L225 Difference]: With dead ends: 44984 [2024-11-28 03:24:16,766 INFO L226 Difference]: Without dead ends: 27464 [2024-11-28 03:24:16,841 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:16,842 INFO L435 NwaCegarLoop]: 6108 mSDtfsCounter, 2822 mSDsluCounter, 3380 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2822 SdHoareTripleChecker+Valid, 9488 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:16,843 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2822 Valid, 9488 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 03:24:16,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27464 states. [2024-11-28 03:24:17,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27464 to 27460. [2024-11-28 03:24:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27460 states, 19564 states have (on average 1.28782457575138) internal successors, (25195), 20031 states have internal predecessors, (25195), 6347 states have call successors, (6347), 1548 states have call predecessors, (6347), 1548 states have return successors, (6347), 6203 states have call predecessors, (6347), 6347 states have call successors, (6347) [2024-11-28 03:24:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27460 states to 27460 states and 37889 transitions. [2024-11-28 03:24:18,142 INFO L78 Accepts]: Start accepts. Automaton has 27460 states and 37889 transitions. Word has length 279 [2024-11-28 03:24:18,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:18,142 INFO L471 AbstractCegarLoop]: Abstraction has 27460 states and 37889 transitions. [2024-11-28 03:24:18,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-28 03:24:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 27460 states and 37889 transitions. [2024-11-28 03:24:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-28 03:24:18,197 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:18,197 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 14, 14, 14, 14, 14, 14, 6, 6, 6, 3, 3, 3, 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] [2024-11-28 03:24:18,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:24:18,197 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:24:18,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:18,198 INFO L85 PathProgramCache]: Analyzing trace with hash 81659633, now seen corresponding path program 1 times [2024-11-28 03:24:18,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:18,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799968210] [2024-11-28 03:24:18,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:25,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2024-11-28 03:24:25,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:25,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799968210] [2024-11-28 03:24:25,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799968210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:25,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:25,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:24:25,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258805448] [2024-11-28 03:24:25,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:25,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:24:25,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:25,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:24:25,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:25,706 INFO L87 Difference]: Start difference. First operand 27460 states and 37889 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-28 03:24:29,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:24:31,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:31,588 INFO L93 Difference]: Finished difference Result 65543 states and 90475 transitions. [2024-11-28 03:24:31,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:24:31,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 304 [2024-11-28 03:24:31,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:31,798 INFO L225 Difference]: With dead ends: 65543 [2024-11-28 03:24:31,798 INFO L226 Difference]: Without dead ends: 38057 [2024-11-28 03:24:31,879 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:31,880 INFO L435 NwaCegarLoop]: 6757 mSDtfsCounter, 3307 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3307 SdHoareTripleChecker+Valid, 10179 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:31,880 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3307 Valid, 10179 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 03:24:31,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38057 states. [2024-11-28 03:24:33,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38057 to 38055. [2024-11-28 03:24:33,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38055 states, 27104 states have (on average 1.2885182998819362) internal successors, (34924), 27750 states have internal predecessors, (34924), 8805 states have call successors, (8805), 2145 states have call predecessors, (8805), 2145 states have return successors, (8805), 8609 states have call predecessors, (8805), 8805 states have call successors, (8805) [2024-11-28 03:24:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38055 states to 38055 states and 52534 transitions. [2024-11-28 03:24:33,504 INFO L78 Accepts]: Start accepts. Automaton has 38055 states and 52534 transitions. Word has length 304 [2024-11-28 03:24:33,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:33,505 INFO L471 AbstractCegarLoop]: Abstraction has 38055 states and 52534 transitions. [2024-11-28 03:24:33,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-28 03:24:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 38055 states and 52534 transitions. [2024-11-28 03:24:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-11-28 03:24:33,575 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:33,575 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 14, 14, 14, 14, 14, 14, 7, 7, 7, 4, 4, 4, 3, 3, 3, 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] [2024-11-28 03:24:33,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:24:33,575 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:24:33,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:33,576 INFO L85 PathProgramCache]: Analyzing trace with hash 984478435, now seen corresponding path program 1 times [2024-11-28 03:24:33,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:33,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747796594] [2024-11-28 03:24:33,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:33,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1303 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1271 trivial. 0 not checked. [2024-11-28 03:24:41,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:41,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747796594] [2024-11-28 03:24:41,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747796594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:41,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:41,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:24:41,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38578183] [2024-11-28 03:24:41,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:41,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:24:41,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:41,955 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:24:41,955 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:41,956 INFO L87 Difference]: Start difference. First operand 38055 states and 52534 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 03:24:46,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:24:47,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:24:47,664 INFO L93 Difference]: Finished difference Result 86697 states and 119699 transitions. [2024-11-28 03:24:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:24:47,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 330 [2024-11-28 03:24:47,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:24:47,939 INFO L225 Difference]: With dead ends: 86697 [2024-11-28 03:24:47,939 INFO L226 Difference]: Without dead ends: 48652 [2024-11-28 03:24:48,078 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:48,078 INFO L435 NwaCegarLoop]: 6757 mSDtfsCounter, 3305 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3305 SdHoareTripleChecker+Valid, 10179 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:24:48,080 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3305 Valid, 10179 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-28 03:24:48,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48652 states. [2024-11-28 03:24:49,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48652 to 38055. [2024-11-28 03:24:49,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38055 states, 27104 states have (on average 1.2884814049586777) internal successors, (34923), 27750 states have internal predecessors, (34923), 8805 states have call successors, (8805), 2145 states have call predecessors, (8805), 2145 states have return successors, (8805), 8609 states have call predecessors, (8805), 8805 states have call successors, (8805) [2024-11-28 03:24:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38055 states to 38055 states and 52533 transitions. [2024-11-28 03:24:50,068 INFO L78 Accepts]: Start accepts. Automaton has 38055 states and 52533 transitions. Word has length 330 [2024-11-28 03:24:50,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:24:50,069 INFO L471 AbstractCegarLoop]: Abstraction has 38055 states and 52533 transitions. [2024-11-28 03:24:50,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 03:24:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 38055 states and 52533 transitions. [2024-11-28 03:24:50,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-11-28 03:24:50,122 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:50,122 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 14, 14, 14, 14, 14, 14, 7, 7, 7, 4, 4, 4, 3, 3, 3, 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] [2024-11-28 03:24:50,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:24:50,123 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:24:50,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:50,124 INFO L85 PathProgramCache]: Analyzing trace with hash -158024031, now seen corresponding path program 1 times [2024-11-28 03:24:50,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:50,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209466212] [2024-11-28 03:24:50,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:50,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1303 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1292 trivial. 0 not checked. [2024-11-28 03:24:57,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:24:57,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209466212] [2024-11-28 03:24:57,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209466212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:24:57,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:24:57,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:24:57,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138779203] [2024-11-28 03:24:57,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:24:57,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:24:57,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:24:57,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:24:57,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:24:57,761 INFO L87 Difference]: Start difference. First operand 38055 states and 52533 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 03:25:01,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:25:04,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:04,019 INFO L93 Difference]: Finished difference Result 92810 states and 128169 transitions. [2024-11-28 03:25:04,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:04,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 330 [2024-11-28 03:25:04,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:04,360 INFO L225 Difference]: With dead ends: 92810 [2024-11-28 03:25:04,360 INFO L226 Difference]: Without dead ends: 56699 [2024-11-28 03:25:04,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:04,514 INFO L435 NwaCegarLoop]: 6727 mSDtfsCounter, 3275 mSDsluCounter, 3397 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3275 SdHoareTripleChecker+Valid, 10124 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:04,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3275 Valid, 10124 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 54 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-28 03:25:04,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56699 states. [2024-11-28 03:25:06,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56699 to 56691. [2024-11-28 03:25:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56691 states, 40388 states have (on average 1.2880806180053481) internal successors, (52023), 41360 states have internal predecessors, (52023), 13101 states have call successors, (13101), 3201 states have call predecessors, (13101), 3201 states have return successors, (13101), 12804 states have call predecessors, (13101), 13101 states have call successors, (13101) [2024-11-28 03:25:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56691 states to 56691 states and 78225 transitions. [2024-11-28 03:25:06,968 INFO L78 Accepts]: Start accepts. Automaton has 56691 states and 78225 transitions. Word has length 330 [2024-11-28 03:25:06,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:06,969 INFO L471 AbstractCegarLoop]: Abstraction has 56691 states and 78225 transitions. [2024-11-28 03:25:06,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 03:25:06,969 INFO L276 IsEmpty]: Start isEmpty. Operand 56691 states and 78225 transitions. [2024-11-28 03:25:07,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2024-11-28 03:25:07,036 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:07,036 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 14, 14, 14, 14, 14, 14, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:25:07,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:25:07,037 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:25:07,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:07,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1099288470, now seen corresponding path program 1 times [2024-11-28 03:25:07,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:07,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759221593] [2024-11-28 03:25:07,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 1274 trivial. 0 not checked. [2024-11-28 03:25:16,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:16,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759221593] [2024-11-28 03:25:16,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759221593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:16,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:16,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:25:16,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553662831] [2024-11-28 03:25:16,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:16,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:25:16,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:16,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:25:16,169 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:16,169 INFO L87 Difference]: Start difference. First operand 56691 states and 78225 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 03:25:20,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:25:23,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:23,684 INFO L93 Difference]: Finished difference Result 129107 states and 178167 transitions. [2024-11-28 03:25:23,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:25:23,685 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 353 [2024-11-28 03:25:23,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:24,389 INFO L225 Difference]: With dead ends: 129107 [2024-11-28 03:25:24,390 INFO L226 Difference]: Without dead ends: 72452 [2024-11-28 03:25:24,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:25:24,623 INFO L435 NwaCegarLoop]: 6273 mSDtfsCounter, 2827 mSDsluCounter, 3387 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2827 SdHoareTripleChecker+Valid, 9660 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:24,628 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2827 Valid, 9660 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 65 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 03:25:24,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72452 states. [2024-11-28 03:25:28,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72452 to 72447. [2024-11-28 03:25:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72447 states, 51604 states have (on average 1.2875164715913494) internal successors, (66441), 52847 states have internal predecessors, (66441), 16723 states have call successors, (16723), 4119 states have call predecessors, (16723), 4119 states have return successors, (16723), 16339 states have call predecessors, (16723), 16723 states have call successors, (16723) [2024-11-28 03:25:28,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72447 states to 72447 states and 99887 transitions. [2024-11-28 03:25:28,351 INFO L78 Accepts]: Start accepts. Automaton has 72447 states and 99887 transitions. Word has length 353 [2024-11-28 03:25:28,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:28,352 INFO L471 AbstractCegarLoop]: Abstraction has 72447 states and 99887 transitions. [2024-11-28 03:25:28,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 03:25:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 72447 states and 99887 transitions. [2024-11-28 03:25:28,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2024-11-28 03:25:28,429 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:25:28,429 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 14, 14, 14, 14, 14, 14, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:25:28,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:25:28,430 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:25:28,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:25:28,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1452376852, now seen corresponding path program 1 times [2024-11-28 03:25:28,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:25:28,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980435652] [2024-11-28 03:25:28,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:25:28,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:25:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:25:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1298 trivial. 0 not checked. [2024-11-28 03:25:38,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:25:38,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980435652] [2024-11-28 03:25:38,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980435652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:25:38,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:25:38,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:25:38,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534594639] [2024-11-28 03:25:38,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:25:38,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:25:38,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:25:38,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:25:38,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:25:38,443 INFO L87 Difference]: Start difference. First operand 72447 states and 99887 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:25:40,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:25:40,360 INFO L93 Difference]: Finished difference Result 72447 states and 99887 transitions. [2024-11-28 03:25:40,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:25:40,360 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 353 [2024-11-28 03:25:40,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:25:40,432 INFO L225 Difference]: With dead ends: 72447 [2024-11-28 03:25:40,432 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:25:40,817 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:25:40,819 INFO L435 NwaCegarLoop]: 3443 mSDtfsCounter, 3329 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3329 SdHoareTripleChecker+Valid, 6885 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:25:40,820 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3329 Valid, 6885 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:25:40,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:25:40,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:25:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:25:40,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:25:40,863 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 353 [2024-11-28 03:25:40,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:25:40,864 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:25:40,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:25:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:25:40,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:25:40,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-11-28 03:25:40,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-28 03:25:40,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:25:40,872 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:25:40,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 03:28:05,133 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 185 DAG size of output: 3 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter)