./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-marvell-skge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a33ac4687e11f03a00863f9e89ab7d2c35da38c926f40403cf5625899b9ca36 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:11:19,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:11:19,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 06:11:19,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:11:19,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:11:19,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:11:19,896 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:11:19,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:11:19,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:11:19,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:11:19,899 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:11:19,900 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:11:19,900 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:11:19,900 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:11:19,901 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:11:19,903 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:11:19,903 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:11:19,903 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:11:19,903 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:11:19,904 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:11:19,904 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:11:19,906 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:11:19,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:11:19,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:11:19,907 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:11:19,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:11:19,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:11:19,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:11:19,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:11:19,909 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:11:19,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:11:19,909 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:11:19,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:11:19,910 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:11:19,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:11:19,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:11:19,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:11:19,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:11:19,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:11:19,911 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:11:19,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:11:19,912 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:11:19,912 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:11:19,912 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:11:19,912 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a33ac4687e11f03a00863f9e89ab7d2c35da38c926f40403cf5625899b9ca36 [2024-11-09 06:11:20,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:11:20,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:11:20,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:11:20,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:11:20,221 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:11:20,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i Unable to find full path for "g++" [2024-11-09 06:11:22,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:11:22,950 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:11:22,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i [2024-11-09 06:11:23,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/data/427c5edc4/5482f9ad87df46a18f25dc896ded8604/FLAG2e6648614 [2024-11-09 06:11:23,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/data/427c5edc4/5482f9ad87df46a18f25dc896ded8604 [2024-11-09 06:11:23,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:11:23,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:11:23,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:11:23,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:11:23,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:11:23,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:11:23" (1/1) ... [2024-11-09 06:11:23,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d921d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:23, skipping insertion in model container [2024-11-09 06:11:23,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:11:23" (1/1) ... [2024-11-09 06:11:23,581 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:11:28,731 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489169,489182] [2024-11-09 06:11:28,736 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489316,489329] [2024-11-09 06:11:28,736 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489455,489468] [2024-11-09 06:11:28,737 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489613,489626] [2024-11-09 06:11:28,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:11:28,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:11:29,004 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"); [5430] [2024-11-09 06:11:29,006 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)); [5437] [2024-11-09 06:11:29,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5444] [2024-11-09 06:11:29,009 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)); [5490-5491] [2024-11-09 06:11:29,009 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"); [5496-5498] [2024-11-09 06:11:29,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5632] [2024-11-09 06:11:29,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5640] [2024-11-09 06:11:29,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5648] [2024-11-09 06:11:29,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5655] [2024-11-09 06:11:29,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5662] [2024-11-09 06:11:29,014 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5669] [2024-11-09 06:11:29,018 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/dynamic_queue_limits.h"), "i" (74), "i" (12UL)); [5743-5744] [2024-11-09 06:11:29,023 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)); [5861-5862] [2024-11-09 06:11:29,026 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)); [5895-5896] [2024-11-09 06:11:29,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (79), "i" (12UL)); [5936-5937] [2024-11-09 06:11:29,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (91), "i" (12UL)); [5965-5966] [2024-11-09 06:11:29,030 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)); [6002-6003] [2024-11-09 06:11:29,031 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)); [6039-6040] [2024-11-09 06:11:29,091 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)); [6448-6449] [2024-11-09 06:11:29,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6455] [2024-11-09 06:11:29,096 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6637] [2024-11-09 06:11:29,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6677] [2024-11-09 06:11:29,101 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6842] [2024-11-09 06:11:29,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6845] [2024-11-09 06:11:29,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6848] [2024-11-09 06:11:29,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6851] [2024-11-09 06:11:29,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6882] [2024-11-09 06:11:29,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6885] [2024-11-09 06:11:29,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6888] [2024-11-09 06:11:29,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6891] [2024-11-09 06:11:29,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6922] [2024-11-09 06:11:29,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6925] [2024-11-09 06:11:29,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6928] [2024-11-09 06:11:29,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6931] [2024-11-09 06:11:29,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6962] [2024-11-09 06:11:29,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6965] [2024-11-09 06:11:29,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6968] [2024-11-09 06:11:29,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6971] [2024-11-09 06:11:29,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7112] [2024-11-09 06:11:29,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7115] [2024-11-09 06:11:29,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7118] [2024-11-09 06:11:29,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7121] [2024-11-09 06:11:29,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7152] [2024-11-09 06:11:29,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7155] [2024-11-09 06:11:29,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7158] [2024-11-09 06:11:29,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7161] [2024-11-09 06:11:29,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7192] [2024-11-09 06:11:29,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7195] [2024-11-09 06:11:29,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7198] [2024-11-09 06:11:29,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7201] [2024-11-09 06:11:29,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7232] [2024-11-09 06:11:29,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7235] [2024-11-09 06:11:29,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7238] [2024-11-09 06:11:29,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7241] [2024-11-09 06:11:29,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9000] [2024-11-09 06:11:29,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9014] [2024-11-09 06:11:29,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/marvell/skge.c"), "i" (2552), "i" (12UL)); [11257-11258] [2024-11-09 06:11:29,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/marvell/skge.c"), "i" (2601), "i" (12UL)); [11333-11334] [2024-11-09 06:11:29,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [11342] [2024-11-09 06:11:29,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11486] [2024-11-09 06:11:29,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/marvell/skge.c"), "i" (2749), "i" (12UL)); [11552-11553] [2024-11-09 06:11:29,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/marvell/skge.c"), "i" (2797), "i" (12UL)); [11619-11620] [2024-11-09 06:11:29,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [11645] [2024-11-09 06:11:29,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [11647] [2024-11-09 06:11:29,315 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [11660] [2024-11-09 06:11:29,335 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [12119] [2024-11-09 06:11:29,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [12253] [2024-11-09 06:11:29,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [12321] [2024-11-09 06:11:29,348 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->next) [12342] [2024-11-09 06:11:29,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12351] [2024-11-09 06:11:29,584 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489169,489182] [2024-11-09 06:11:29,585 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489316,489329] [2024-11-09 06:11:29,585 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489455,489468] [2024-11-09 06:11:29,586 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_98d785f2-cf1d-4f37-8df1-801c74cc4486/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i[489613,489626] [2024-11-09 06:11:29,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:11:29,965 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:11:29,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29 WrapperNode [2024-11-09 06:11:29,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:11:29,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:11:29,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:11:29,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:11:29,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:30,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:30,558 INFO L138 Inliner]: procedures = 637, calls = 5272, calls flagged for inlining = 372, calls inlined = 348, statements flattened = 12702 [2024-11-09 06:11:30,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:11:30,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:11:30,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:11:30,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:11:30,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:30,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:30,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:30,644 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:30,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:31,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:31,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:31,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:31,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:11:31,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:11:31,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:11:31,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:11:31,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (1/1) ... [2024-11-09 06:11:31,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:11:31,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:11:31,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:11:31,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d785f2-cf1d-4f37-8df1-801c74cc4486/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:11:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure skge_get_regs_len [2024-11-09 06:11:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_get_regs_len [2024-11-09 06:11:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2024-11-09 06:11:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2024-11-09 06:11:31,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 06:11:31,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 06:11:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 06:11:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 06:11:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-09 06:11:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-09 06:11:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-09 06:11:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-09 06:11:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 06:11:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 06:11:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure xm_outhash [2024-11-09 06:11:31,447 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_outhash [2024-11-09 06:11:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2024-11-09 06:11:31,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2024-11-09 06:11:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-09 06:11:31,448 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-09 06:11:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure xm_phy_read [2024-11-09 06:11:31,448 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_phy_read [2024-11-09 06:11:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-09 06:11:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-09 06:11:31,449 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-09 06:11:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-09 06:11:31,449 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2024-11-09 06:11:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2024-11-09 06:11:31,449 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 06:11:31,450 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 06:11:31,455 INFO L130 BoogieDeclarations]: Found specification of procedure skge_led [2024-11-09 06:11:31,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_led [2024-11-09 06:11:31,455 INFO L130 BoogieDeclarations]: Found specification of procedure skge_usecs2clk [2024-11-09 06:11:31,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_usecs2clk [2024-11-09 06:11:31,456 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2024-11-09 06:11:31,456 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2024-11-09 06:11:31,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-09 06:11:31,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-09 06:11:31,456 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-09 06:11:31,456 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-09 06:11:31,456 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-09 06:11:31,457 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-09 06:11:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 06:11:31,457 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 06:11:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2024-11-09 06:11:31,457 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2024-11-09 06:11:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2024-11-09 06:11:31,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2024-11-09 06:11:31,457 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock [2024-11-09 06:11:31,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock [2024-11-09 06:11:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure xm_write32 [2024-11-09 06:11:31,458 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_write32 [2024-11-09 06:11:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-09 06:11:31,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-09 06:11:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 06:11:31,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 06:11:31,458 INFO L130 BoogieDeclarations]: Found specification of procedure skge_write8 [2024-11-09 06:11:31,459 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_write8 [2024-11-09 06:11:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-09 06:11:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-09 06:11:31,462 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-09 06:11:31,462 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-09 06:11:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-09 06:11:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-09 06:11:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 06:11:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 06:11:31,463 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 06:11:31,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 06:11:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-09 06:11:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-09 06:11:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_link_up [2024-11-09 06:11:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_link_up [2024-11-09 06:11:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 06:11:31,464 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-09 06:11:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-09 06:11:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure skge_tx_timeout [2024-11-09 06:11:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_tx_timeout [2024-11-09 06:11:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2024-11-09 06:11:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2024-11-09 06:11:31,469 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2024-11-09 06:11:31,469 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2024-11-09 06:11:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2024-11-09 06:11:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2024-11-09 06:11:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_reset [2024-11-09 06:11:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_reset [2024-11-09 06:11:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 06:11:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 06:11:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-09 06:11:31,470 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-09 06:11:31,470 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 06:11:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 06:11:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-09 06:11:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-09 06:11:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2024-11-09 06:11:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2024-11-09 06:11:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 06:11:31,471 INFO L130 BoogieDeclarations]: Found specification of procedure skge_ramset [2024-11-09 06:11:31,471 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_ramset [2024-11-09 06:11:31,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 06:11:31,474 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 06:11:31,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-09 06:11:31,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-09 06:11:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 06:11:31,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 06:11:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 06:11:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 06:11:31,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 06:11:31,475 INFO L130 BoogieDeclarations]: Found specification of procedure skge_set_multicast [2024-11-09 06:11:31,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_set_multicast [2024-11-09 06:11:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:11:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure bcom_check_link [2024-11-09 06:11:31,476 INFO L138 BoogieDeclarations]: Found implementation of procedure bcom_check_link [2024-11-09 06:11:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-09 06:11:31,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-09 06:11:31,476 INFO L130 BoogieDeclarations]: Found specification of procedure skge_remove [2024-11-09 06:11:31,476 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_remove [2024-11-09 06:11:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 06:11:31,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 06:11:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure skge_suspend [2024-11-09 06:11:31,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_suspend [2024-11-09 06:11:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-09 06:11:31,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-09 06:11:31,477 INFO L130 BoogieDeclarations]: Found specification of procedure skge_write16 [2024-11-09 06:11:31,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_write16 [2024-11-09 06:11:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-09 06:11:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-09 06:11:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-09 06:11:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-09 06:11:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2024-11-09 06:11:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2024-11-09 06:11:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-09 06:11:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-09 06:11:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2024-11-09 06:11:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2024-11-09 06:11:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 06:11:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 06:11:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 06:11:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 06:11:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure xm_write16 [2024-11-09 06:11:31,484 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_write16 [2024-11-09 06:11:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure skge_mac_parity [2024-11-09 06:11:31,484 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_mac_parity [2024-11-09 06:11:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2024-11-09 06:11:31,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2024-11-09 06:11:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:11:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-09 06:11:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-09 06:11:31,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-09 06:11:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-09 06:11:31,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-09 06:11:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-09 06:11:31,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-09 06:11:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-09 06:11:31,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2024-11-09 06:11:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2024-11-09 06:11:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2024-11-09 06:11:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2024-11-09 06:11:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-09 06:11:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-09 06:11:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure skge_link_down [2024-11-09 06:11:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_link_down [2024-11-09 06:11:31,488 INFO L130 BoogieDeclarations]: Found specification of procedure skge_rx_setup [2024-11-09 06:11:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_rx_setup [2024-11-09 06:11:31,489 INFO L130 BoogieDeclarations]: Found specification of procedure skge_write32 [2024-11-09 06:11:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_write32 [2024-11-09 06:11:31,489 INFO L130 BoogieDeclarations]: Found specification of procedure skge_read8 [2024-11-09 06:11:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_read8 [2024-11-09 06:11:31,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:11:31,489 INFO L130 BoogieDeclarations]: Found specification of procedure skge_tx_clean [2024-11-09 06:11:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_tx_clean [2024-11-09 06:11:31,490 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-09 06:11:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-09 06:11:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 06:11:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 06:11:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 06:11:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 06:11:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 06:11:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-09 06:11:31,496 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-09 06:11:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 06:11:31,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 06:11:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 06:11:31,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 06:11:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-09 06:11:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-09 06:11:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure skge_up [2024-11-09 06:11:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_up [2024-11-09 06:11:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 06:11:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 06:11:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure skge_reset [2024-11-09 06:11:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_reset [2024-11-09 06:11:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2024-11-09 06:11:31,498 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2024-11-09 06:11:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure skge_vpd_read [2024-11-09 06:11:31,498 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_vpd_read [2024-11-09 06:11:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-09 06:11:31,498 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-09 06:11:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure wol_supported [2024-11-09 06:11:31,498 INFO L138 BoogieDeclarations]: Found implementation of procedure wol_supported [2024-11-09 06:11:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-09 06:11:31,502 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-09 06:11:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 06:11:31,502 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 06:11:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_init [2024-11-09 06:11:31,502 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_init [2024-11-09 06:11:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-09 06:11:31,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-09 06:11:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure xm_phy_write [2024-11-09 06:11:31,503 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_phy_write [2024-11-09 06:11:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2024-11-09 06:11:31,503 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2024-11-09 06:11:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-09 06:11:31,503 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-09 06:11:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure skge_resume [2024-11-09 06:11:31,503 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_resume [2024-11-09 06:11:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_get_stats [2024-11-09 06:11:31,504 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_get_stats [2024-11-09 06:11:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 06:11:31,504 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 06:11:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure skge_supported_modes [2024-11-09 06:11:31,504 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_supported_modes [2024-11-09 06:11:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-09 06:11:31,504 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-09 06:11:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:11:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:11:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 06:11:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 06:11:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-09 06:11:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-09 06:11:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2024-11-09 06:11:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2024-11-09 06:11:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 06:11:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 06:11:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 06:11:31,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 06:11:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-09 06:11:31,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-09 06:11:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2024-11-09 06:11:31,510 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2024-11-09 06:11:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_get_stats [2024-11-09 06:11:31,511 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_get_stats [2024-11-09 06:11:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2024-11-09 06:11:31,511 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2024-11-09 06:11:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-09 06:11:31,511 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-09 06:11:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_add_filter [2024-11-09 06:11:31,511 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_add_filter [2024-11-09 06:11:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-09 06:11:31,512 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-09 06:11:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_add_filter [2024-11-09 06:11:31,512 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_add_filter [2024-11-09 06:11:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2024-11-09 06:11:31,512 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2024-11-09 06:11:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2024-11-09 06:11:31,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_size_call_parameter [2024-11-09 06:11:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-09 06:11:31,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-09 06:11:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure skge_get_pauseparam [2024-11-09 06:11:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_get_pauseparam [2024-11-09 06:11:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-09 06:11:31,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-09 06:11:31,517 INFO L130 BoogieDeclarations]: Found specification of procedure skge_down [2024-11-09 06:11:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_down [2024-11-09 06:11:31,518 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2024-11-09 06:11:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2024-11-09 06:11:31,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_skge_cleanup_module_20_2 [2024-11-09 06:11:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_skge_cleanup_module_20_2 [2024-11-09 06:11:31,522 INFO L130 BoogieDeclarations]: Found specification of procedure xm_read32 [2024-11-09 06:11:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_read32 [2024-11-09 06:11:31,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-09 06:11:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-09 06:11:31,522 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2024-11-09 06:11:31,522 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2024-11-09 06:11:31,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 06:11:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 06:11:31,523 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notice [2024-11-09 06:11:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notice [2024-11-09 06:11:31,523 INFO L130 BoogieDeclarations]: Found specification of procedure xm_read16 [2024-11-09 06:11:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_read16 [2024-11-09 06:11:31,523 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 06:11:31,523 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 06:11:31,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-09 06:11:31,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-09 06:11:31,524 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2024-11-09 06:11:31,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2024-11-09 06:11:31,524 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-09 06:11:31,525 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-09 06:11:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-09 06:11:31,525 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-09 06:11:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_link_up [2024-11-09 06:11:31,525 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_link_up [2024-11-09 06:11:31,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 06:11:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-09 06:11:31,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-09 06:11:31,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2024-11-09 06:11:31,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2024-11-09 06:11:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 06:11:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure skge_tx_unmap [2024-11-09 06:11:31,530 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_tx_unmap [2024-11-09 06:11:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure skge_ring_alloc [2024-11-09 06:11:31,530 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_ring_alloc [2024-11-09 06:11:31,530 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2024-11-09 06:11:31,530 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2024-11-09 06:11:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure hwkhz [2024-11-09 06:11:31,531 INFO L138 BoogieDeclarations]: Found implementation of procedure hwkhz [2024-11-09 06:11:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 06:11:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 06:11:31,531 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 06:11:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure skge_mac_intr [2024-11-09 06:11:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_mac_intr [2024-11-09 06:11:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-09 06:11:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-09 06:11:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-09 06:11:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-09 06:11:31,532 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-09 06:11:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-09 06:11:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-09 06:11:31,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-09 06:11:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-09 06:11:31,533 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-09 06:11:31,533 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_reset [2024-11-09 06:11:31,533 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_reset [2024-11-09 06:11:31,534 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2024-11-09 06:11:31,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2024-11-09 06:11:31,534 INFO L130 BoogieDeclarations]: Found specification of procedure __xm_phy_read [2024-11-09 06:11:31,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __xm_phy_read [2024-11-09 06:11:31,534 INFO L130 BoogieDeclarations]: Found specification of procedure xm_outaddr [2024-11-09 06:11:31,534 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_outaddr [2024-11-09 06:11:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-09 06:11:31,535 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-09 06:11:31,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-09 06:11:31,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-09 06:11:31,536 INFO L130 BoogieDeclarations]: Found specification of procedure skge_devinit [2024-11-09 06:11:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_devinit [2024-11-09 06:11:31,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 06:11:31,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 06:11:31,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-09 06:11:31,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-09 06:11:31,539 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2024-11-09 06:11:31,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2024-11-09 06:11:31,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-09 06:11:31,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-09 06:11:31,543 INFO L130 BoogieDeclarations]: Found specification of procedure skge_link_up [2024-11-09 06:11:31,543 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_link_up [2024-11-09 06:11:31,543 INFO L130 BoogieDeclarations]: Found specification of procedure skge_nway_reset [2024-11-09 06:11:31,543 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_nway_reset [2024-11-09 06:11:31,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-09 06:11:31,544 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-09 06:11:31,544 INFO L130 BoogieDeclarations]: Found specification of procedure genesis_mac_init [2024-11-09 06:11:31,544 INFO L138 BoogieDeclarations]: Found implementation of procedure genesis_mac_init [2024-11-09 06:11:31,544 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2024-11-09 06:11:31,544 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2024-11-09 06:11:31,544 INFO L130 BoogieDeclarations]: Found specification of procedure skge_avail [2024-11-09 06:11:31,544 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_avail [2024-11-09 06:11:31,544 INFO L130 BoogieDeclarations]: Found specification of procedure skge_read32 [2024-11-09 06:11:31,544 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_read32 [2024-11-09 06:11:31,545 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 06:11:31,545 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 06:11:31,545 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-09 06:11:31,545 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-09 06:11:31,545 INFO L130 BoogieDeclarations]: Found specification of procedure is_genesis [2024-11-09 06:11:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure is_genesis [2024-11-09 06:11:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 06:11:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 06:11:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock [2024-11-09 06:11:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock [2024-11-09 06:11:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 06:11:31,547 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 06:11:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:11:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure skge_shutdown [2024-11-09 06:11:31,549 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_shutdown [2024-11-09 06:11:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-09 06:11:31,549 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-09 06:11:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 06:11:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 06:11:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure skge_wol_init [2024-11-09 06:11:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_wol_init [2024-11-09 06:11:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-09 06:11:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-09 06:11:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure skge_rx_clean [2024-11-09 06:11:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_rx_clean [2024-11-09 06:11:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure skge_netpoll [2024-11-09 06:11:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_netpoll [2024-11-09 06:11:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure skge_intr [2024-11-09 06:11:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_intr [2024-11-09 06:11:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2024-11-09 06:11:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2024-11-09 06:11:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure skge_get_eeprom_len [2024-11-09 06:11:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_get_eeprom_len [2024-11-09 06:11:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 06:11:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 06:11:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-09 06:11:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-09 06:11:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2024-11-09 06:11:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2024-11-09 06:11:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2024-11-09 06:11:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2024-11-09 06:11:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure yukon_speed [2024-11-09 06:11:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure yukon_speed [2024-11-09 06:11:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 06:11:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 06:11:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure skge_read16 [2024-11-09 06:11:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_read16 [2024-11-09 06:11:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:11:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2024-11-09 06:11:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2024-11-09 06:11:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure xm_link_down [2024-11-09 06:11:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure xm_link_down [2024-11-09 06:11:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-09 06:11:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-09 06:11:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-09 06:11:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-09 06:11:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure skge_show_addr [2024-11-09 06:11:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_show_addr [2024-11-09 06:11:31,556 INFO L130 BoogieDeclarations]: Found specification of procedure skge_qset [2024-11-09 06:11:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure skge_qset [2024-11-09 06:11:33,429 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:11:33,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:11:33,501 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 06:12:23,971 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-09 06:12:27,988 INFO L? ?]: Removed 4731 outVars from TransFormulas that were not future-live. [2024-11-09 06:12:27,989 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:12:35,819 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:12:35,820 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-09 06:12:35,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:12:35 BoogieIcfgContainer [2024-11-09 06:12:35,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:12:35,823 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:12:35,823 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:12:35,827 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:12:35,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:11:23" (1/3) ... [2024-11-09 06:12:35,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17a2b61f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:12:35, skipping insertion in model container [2024-11-09 06:12:35,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:11:29" (2/3) ... [2024-11-09 06:12:35,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17a2b61f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:12:35, skipping insertion in model container [2024-11-09 06:12:35,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:12:35" (3/3) ... [2024-11-09 06:12:35,831 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-skge.cil.i [2024-11-09 06:12:35,852 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:12:35,852 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 06:12:36,008 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:12:36,018 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@48d66c1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:12:36,019 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 06:12:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand has 3369 states, 1933 states have (on average 1.3078116916709777) internal successors, (2528), 2023 states have internal predecessors, (2528), 1235 states have call successors, (1235), 200 states have call predecessors, (1235), 199 states have return successors, (1225), 1201 states have call predecessors, (1225), 1225 states have call successors, (1225) [2024-11-09 06:12:36,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-09 06:12:36,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:12:36,078 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:12:36,079 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] === [2024-11-09 06:12:36,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:12:36,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1925755579, now seen corresponding path program 1 times [2024-11-09 06:12:36,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:12:36,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025278612] [2024-11-09 06:12:36,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:12:36,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:12:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:13:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2024-11-09 06:13:00,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:13:00,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025278612] [2024-11-09 06:13:00,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025278612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:13:00,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:13:00,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:13:00,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858284733] [2024-11-09 06:13:00,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:13:00,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:13:00,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:13:00,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:13:00,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:13:00,751 INFO L87 Difference]: Start difference. First operand has 3369 states, 1933 states have (on average 1.3078116916709777) internal successors, (2528), 2023 states have internal predecessors, (2528), 1235 states have call successors, (1235), 200 states have call predecessors, (1235), 199 states have return successors, (1225), 1201 states have call predecessors, (1225), 1225 states have call successors, (1225) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-11-09 06:13:02,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:05,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:18,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:23,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:25,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:27,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:28,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:13:28,804 INFO L93 Difference]: Finished difference Result 9786 states and 14604 transitions. [2024-11-09 06:13:28,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:13:28,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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 322 [2024-11-09 06:13:28,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:13:28,908 INFO L225 Difference]: With dead ends: 9786 [2024-11-09 06:13:28,908 INFO L226 Difference]: Without dead ends: 6464 [2024-11-09 06:13:28,948 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:13:28,954 INFO L432 NwaCegarLoop]: 4201 mSDtfsCounter, 4713 mSDsluCounter, 4128 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 13 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4713 SdHoareTripleChecker+Valid, 8329 SdHoareTripleChecker+Invalid, 1407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:13:28,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4713 Valid, 8329 Invalid, 1407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 1389 Invalid, 5 Unknown, 0 Unchecked, 27.4s Time] [2024-11-09 06:13:28,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6464 states. [2024-11-09 06:13:29,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6464 to 6462. [2024-11-09 06:13:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6462 states, 3701 states have (on average 1.2891110510672792) internal successors, (4771), 3860 states have internal predecessors, (4771), 2368 states have call successors, (2368), 392 states have call predecessors, (2368), 391 states have return successors, (2365), 2317 states have call predecessors, (2365), 2365 states have call successors, (2365) [2024-11-09 06:13:29,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 6462 states and 9504 transitions. [2024-11-09 06:13:29,569 INFO L78 Accepts]: Start accepts. Automaton has 6462 states and 9504 transitions. Word has length 322 [2024-11-09 06:13:29,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:13:29,574 INFO L471 AbstractCegarLoop]: Abstraction has 6462 states and 9504 transitions. [2024-11-09 06:13:29,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-11-09 06:13:29,577 INFO L276 IsEmpty]: Start isEmpty. Operand 6462 states and 9504 transitions. [2024-11-09 06:13:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2024-11-09 06:13:29,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:13:29,601 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:13:29,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:13:29,602 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] === [2024-11-09 06:13:29,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:13:29,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1750386699, now seen corresponding path program 1 times [2024-11-09 06:13:29,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:13:29,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460075469] [2024-11-09 06:13:29,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:13:29,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:13:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:13:50,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3540 trivial. 0 not checked. [2024-11-09 06:13:50,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:13:50,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460075469] [2024-11-09 06:13:50,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460075469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:13:50,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:13:50,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:13:50,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703936202] [2024-11-09 06:13:50,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:13:50,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:13:50,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:13:50,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:13:50,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:13:50,457 INFO L87 Difference]: Start difference. First operand 6462 states and 9504 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-09 06:13:52,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:13:54,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:06,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:11,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:15,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:17,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:20,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:14:20,594 INFO L93 Difference]: Finished difference Result 15591 states and 22919 transitions. [2024-11-09 06:14:20,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:14:20,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 344 [2024-11-09 06:14:20,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:14:20,679 INFO L225 Difference]: With dead ends: 15591 [2024-11-09 06:14:20,680 INFO L226 Difference]: Without dead ends: 9190 [2024-11-09 06:14:20,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:14:20,725 INFO L432 NwaCegarLoop]: 4203 mSDtfsCounter, 4337 mSDsluCounter, 4120 mSDsCounter, 0 mSdLazyCounter, 1432 mSolverCounterSat, 16 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4337 SdHoareTripleChecker+Valid, 8323 SdHoareTripleChecker+Invalid, 1453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 1432 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:14:20,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4337 Valid, 8323 Invalid, 1453 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 1432 Invalid, 5 Unknown, 0 Unchecked, 29.4s Time] [2024-11-09 06:14:20,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9190 states. [2024-11-09 06:14:21,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9190 to 9181. [2024-11-09 06:14:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9181 states, 5264 states have (on average 1.2879939209726443) internal successors, (6780), 5491 states have internal predecessors, (6780), 3346 states have call successors, (3346), 571 states have call predecessors, (3346), 569 states have return successors, (3343), 3268 states have call predecessors, (3343), 3343 states have call successors, (3343) [2024-11-09 06:14:21,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9181 states to 9181 states and 13469 transitions. [2024-11-09 06:14:21,403 INFO L78 Accepts]: Start accepts. Automaton has 9181 states and 13469 transitions. Word has length 344 [2024-11-09 06:14:21,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:14:21,409 INFO L471 AbstractCegarLoop]: Abstraction has 9181 states and 13469 transitions. [2024-11-09 06:14:21,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-09 06:14:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 9181 states and 13469 transitions. [2024-11-09 06:14:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2024-11-09 06:14:21,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:14:21,423 INFO L215 NwaCegarLoop]: trace histogram [31, 30, 30, 30, 30, 30, 30, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:14:21,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:14:21,423 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] === [2024-11-09 06:14:21,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:14:21,428 INFO L85 PathProgramCache]: Analyzing trace with hash -43602383, now seen corresponding path program 1 times [2024-11-09 06:14:21,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:14:21,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509013555] [2024-11-09 06:14:21,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:14:21,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:14:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:14:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3543 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3543 trivial. 0 not checked. [2024-11-09 06:14:39,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:14:39,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509013555] [2024-11-09 06:14:39,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509013555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:14:39,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:14:39,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:14:39,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536035436] [2024-11-09 06:14:39,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:14:39,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:14:39,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:14:39,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:14:39,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:14:39,904 INFO L87 Difference]: Start difference. First operand 9181 states and 13469 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-09 06:14:42,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:44,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:14:57,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:01,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:03,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:06,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:15:06,414 INFO L93 Difference]: Finished difference Result 24384 states and 35767 transitions. [2024-11-09 06:15:06,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:15:06,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 352 [2024-11-09 06:15:06,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:15:06,569 INFO L225 Difference]: With dead ends: 24384 [2024-11-09 06:15:06,569 INFO L226 Difference]: Without dead ends: 15264 [2024-11-09 06:15:06,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:15:06,636 INFO L432 NwaCegarLoop]: 4172 mSDtfsCounter, 4661 mSDsluCounter, 4141 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 13 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4661 SdHoareTripleChecker+Valid, 8313 SdHoareTripleChecker+Invalid, 1424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:15:06,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4661 Valid, 8313 Invalid, 1424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1406 Invalid, 5 Unknown, 0 Unchecked, 25.9s Time] [2024-11-09 06:15:06,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15264 states. [2024-11-09 06:15:07,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15264 to 15251. [2024-11-09 06:15:07,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15251 states, 8742 states have (on average 1.2860901395561657) internal successors, (11243), 9129 states have internal predecessors, (11243), 5554 states have call successors, (5554), 956 states have call predecessors, (5554), 953 states have return successors, (5551), 5417 states have call predecessors, (5551), 5551 states have call successors, (5551) [2024-11-09 06:15:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15251 states to 15251 states and 22348 transitions. [2024-11-09 06:15:07,664 INFO L78 Accepts]: Start accepts. Automaton has 15251 states and 22348 transitions. Word has length 352 [2024-11-09 06:15:07,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:15:07,665 INFO L471 AbstractCegarLoop]: Abstraction has 15251 states and 22348 transitions. [2024-11-09 06:15:07,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-09 06:15:07,666 INFO L276 IsEmpty]: Start isEmpty. Operand 15251 states and 22348 transitions. [2024-11-09 06:15:07,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2024-11-09 06:15:07,687 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:15:07,688 INFO L215 NwaCegarLoop]: trace histogram [35, 31, 31, 31, 31, 31, 31, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:15:07,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 06:15:07,688 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] === [2024-11-09 06:15:07,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:15:07,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1478551784, now seen corresponding path program 1 times [2024-11-09 06:15:07,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:15:07,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026062893] [2024-11-09 06:15:07,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:15:07,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:15:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:15:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4009 trivial. 0 not checked. [2024-11-09 06:15:30,158 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:15:30,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026062893] [2024-11-09 06:15:30,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026062893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:15:30,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:15:30,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:15:30,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068842574] [2024-11-09 06:15:30,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:15:30,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:15:30,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:15:30,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:15:30,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:15:30,163 INFO L87 Difference]: Start difference. First operand 15251 states and 22348 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-09 06:15:32,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:34,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:48,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:50,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:15:54,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:15:54,138 INFO L93 Difference]: Finished difference Result 15251 states and 22348 transitions. [2024-11-09 06:15:54,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:15:54,138 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 382 [2024-11-09 06:15:54,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:15:54,264 INFO L225 Difference]: With dead ends: 15251 [2024-11-09 06:15:54,264 INFO L226 Difference]: Without dead ends: 15200 [2024-11-09 06:15:54,281 INFO L431 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 [2024-11-09 06:15:54,282 INFO L432 NwaCegarLoop]: 4164 mSDtfsCounter, 4757 mSDsluCounter, 4164 mSDsCounter, 0 mSdLazyCounter, 1371 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4757 SdHoareTripleChecker+Valid, 8328 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1371 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:15:54,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4757 Valid, 8328 Invalid, 1375 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1371 Invalid, 4 Unknown, 0 Unchecked, 23.3s Time] [2024-11-09 06:15:54,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15200 states. [2024-11-09 06:15:55,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15200 to 15200. [2024-11-09 06:15:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15200 states, 8725 states have (on average 1.2850429799426935) internal successors, (11212), 9100 states have internal predecessors, (11212), 5523 states have call successors, (5523), 951 states have call predecessors, (5523), 951 states have return successors, (5523), 5400 states have call predecessors, (5523), 5523 states have call successors, (5523) [2024-11-09 06:15:55,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15200 states to 15200 states and 22258 transitions. [2024-11-09 06:15:55,518 INFO L78 Accepts]: Start accepts. Automaton has 15200 states and 22258 transitions. Word has length 382 [2024-11-09 06:15:55,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:15:55,519 INFO L471 AbstractCegarLoop]: Abstraction has 15200 states and 22258 transitions. [2024-11-09 06:15:55,519 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, (42), 2 states have call predecessors, (42), 1 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-09 06:15:55,519 INFO L276 IsEmpty]: Start isEmpty. Operand 15200 states and 22258 transitions. [2024-11-09 06:15:55,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-09 06:15:55,560 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:15:55,561 INFO L215 NwaCegarLoop]: trace histogram [35, 31, 31, 31, 31, 31, 31, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:15:55,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 06:15:55,561 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:15:55,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:15:55,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1259235332, now seen corresponding path program 1 times [2024-11-09 06:15:55,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:15:55,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466776827] [2024-11-09 06:15:55,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:15:55,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:16:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:16:16,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4013 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4010 trivial. 0 not checked. [2024-11-09 06:16:16,306 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:16:16,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466776827] [2024-11-09 06:16:16,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466776827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:16:16,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:16:16,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:16:16,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282155928] [2024-11-09 06:16:16,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:16:16,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:16:16,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:16:16,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:16:16,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:16,310 INFO L87 Difference]: Start difference. First operand 15200 states and 22258 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-09 06:16:18,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:16:20,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:16:40,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:16:42,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:16:44,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:16:47,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:16:51,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:16:51,486 INFO L93 Difference]: Finished difference Result 33419 states and 48942 transitions. [2024-11-09 06:16:51,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:16:51,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 409 [2024-11-09 06:16:51,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:16:51,697 INFO L225 Difference]: With dead ends: 33419 [2024-11-09 06:16:51,697 INFO L226 Difference]: Without dead ends: 21093 [2024-11-09 06:16:51,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:16:51,796 INFO L432 NwaCegarLoop]: 7721 mSDtfsCounter, 4307 mSDsluCounter, 4098 mSDsCounter, 0 mSdLazyCounter, 2011 mSolverCounterSat, 15 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4307 SdHoareTripleChecker+Valid, 11819 SdHoareTripleChecker+Invalid, 2031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 2011 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:16:51,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4307 Valid, 11819 Invalid, 2031 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 2011 Invalid, 5 Unknown, 0 Unchecked, 34.2s Time] [2024-11-09 06:16:51,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21093 states. [2024-11-09 06:16:53,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21093 to 21089. [2024-11-09 06:16:53,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21089 states, 12107 states have (on average 1.2850417114066244) internal successors, (15558), 12628 states have internal predecessors, (15558), 7654 states have call successors, (7654), 1327 states have call predecessors, (7654), 1327 states have return successors, (7654), 7481 states have call predecessors, (7654), 7654 states have call successors, (7654) [2024-11-09 06:16:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21089 states to 21089 states and 30866 transitions. [2024-11-09 06:16:53,640 INFO L78 Accepts]: Start accepts. Automaton has 21089 states and 30866 transitions. Word has length 409 [2024-11-09 06:16:53,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:16:53,643 INFO L471 AbstractCegarLoop]: Abstraction has 21089 states and 30866 transitions. [2024-11-09 06:16:53,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-09 06:16:53,644 INFO L276 IsEmpty]: Start isEmpty. Operand 21089 states and 30866 transitions. [2024-11-09 06:16:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2024-11-09 06:16:53,717 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:16:53,718 INFO L215 NwaCegarLoop]: trace histogram [36, 31, 31, 31, 31, 31, 31, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:16:53,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 06:16:53,718 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] === [2024-11-09 06:16:53,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:16:53,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1635954623, now seen corresponding path program 1 times [2024-11-09 06:16:53,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:16:53,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921585927] [2024-11-09 06:16:53,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:16:53,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:17:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:17:17,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4111 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4104 trivial. 0 not checked. [2024-11-09 06:17:17,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:17:17,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921585927] [2024-11-09 06:17:17,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921585927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:17:17,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:17:17,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:17:17,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196826830] [2024-11-09 06:17:17,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:17:17,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:17:17,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:17:17,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:17:17,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:17:17,452 INFO L87 Difference]: Start difference. First operand 21089 states and 30866 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, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-09 06:17:19,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:17:21,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:17:39,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:17:41,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:17:48,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:17:49,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:17:52,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:17:52,275 INFO L93 Difference]: Finished difference Result 48327 states and 70732 transitions. [2024-11-09 06:17:52,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:17:52,276 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, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 429 [2024-11-09 06:17:52,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:17:52,547 INFO L225 Difference]: With dead ends: 48327 [2024-11-09 06:17:52,547 INFO L226 Difference]: Without dead ends: 30112 [2024-11-09 06:17:52,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:17:52,672 INFO L432 NwaCegarLoop]: 8111 mSDtfsCounter, 4629 mSDsluCounter, 4112 mSDsCounter, 0 mSdLazyCounter, 2059 mSolverCounterSat, 9 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4629 SdHoareTripleChecker+Valid, 12223 SdHoareTripleChecker+Invalid, 2073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2059 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:17:52,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4629 Valid, 12223 Invalid, 2073 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 2059 Invalid, 5 Unknown, 0 Unchecked, 33.4s Time] [2024-11-09 06:17:52,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30112 states. [2024-11-09 06:17:54,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30112 to 30104. [2024-11-09 06:17:54,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30104 states, 17279 states have (on average 1.2847387001562591) internal successors, (22199), 18028 states have internal predecessors, (22199), 10924 states have call successors, (10924), 1900 states have call predecessors, (10924), 1900 states have return successors, (10924), 10673 states have call predecessors, (10924), 10924 states have call successors, (10924) [2024-11-09 06:17:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30104 states to 30104 states and 44047 transitions. [2024-11-09 06:17:54,690 INFO L78 Accepts]: Start accepts. Automaton has 30104 states and 44047 transitions. Word has length 429 [2024-11-09 06:17:54,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:17:54,691 INFO L471 AbstractCegarLoop]: Abstraction has 30104 states and 44047 transitions. [2024-11-09 06:17:54,691 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, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-09 06:17:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 30104 states and 44047 transitions. [2024-11-09 06:17:54,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-09 06:17:54,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:17:54,794 INFO L215 NwaCegarLoop]: trace histogram [38, 31, 31, 31, 31, 31, 31, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:17:54,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 06:17:54,794 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] === [2024-11-09 06:17:54,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:17:54,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1026574839, now seen corresponding path program 1 times [2024-11-09 06:17:54,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:17:54,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502314238] [2024-11-09 06:17:54,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:17:54,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:18:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:19,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4281 trivial. 0 not checked. [2024-11-09 06:18:19,749 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:18:19,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502314238] [2024-11-09 06:18:19,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502314238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:19,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:19,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:18:19,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384433910] [2024-11-09 06:18:19,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:19,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:18:19,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:18:19,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:18:19,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:18:19,753 INFO L87 Difference]: Start difference. First operand 30104 states and 44047 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-09 06:18:21,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:24,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:28,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:39,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:41,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:43,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:46,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:46,772 INFO L93 Difference]: Finished difference Result 30104 states and 44047 transitions. [2024-11-09 06:18:46,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:18:46,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 454 [2024-11-09 06:18:46,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:46,799 INFO L225 Difference]: With dead ends: 30104 [2024-11-09 06:18:46,799 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 06:18:46,942 INFO L431 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 [2024-11-09 06:18:46,943 INFO L432 NwaCegarLoop]: 4137 mSDtfsCounter, 4694 mSDsluCounter, 4136 mSDsCounter, 0 mSdLazyCounter, 1362 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4694 SdHoareTripleChecker+Valid, 8273 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1362 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:46,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4694 Valid, 8273 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1362 Invalid, 4 Unknown, 0 Unchecked, 25.9s Time] [2024-11-09 06:18:46,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 06:18:46,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 06:18:46,945 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) [2024-11-09 06:18:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 06:18:46,973 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 454 [2024-11-09 06:18:46,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:46,973 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 06:18:46,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-09 06:18:46,974 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 06:18:46,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 06:18:46,977 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-11-09 06:18:46,978 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-09 06:18:46,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 06:18:46,981 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:46,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.