./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-sky2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:17:41,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:17:41,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:17:41,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:17:41,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:17:41,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:17:41,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:17:41,333 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:17:41,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:17:41,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:17:41,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:17:41,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:17:41,342 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:17:41,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:17:41,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:17:41,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:17:41,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:17:41,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:17:41,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:17:41,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:17:41,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:17:41,348 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:17:41,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:17:41,350 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:17:41,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:17:41,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:17:41,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:17:41,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:17:41,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:17:41,352 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:17:41,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:17:41,354 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:17:41,354 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:17:41,355 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:17:41,355 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:17:41,355 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:17:41,355 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444a46b967cbf28ff66594f7c2b86075c66a3ec06686446169e50e8f0716b901 [2023-11-06 22:17:41,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:17:41,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:17:41,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:17:41,670 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:17:41,671 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:17:41,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2023-11-06 22:17:44,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:17:45,795 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:17:45,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2023-11-06 22:17:45,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/data/26825c782/226ec643bf2e47de9d3a340d981dd440/FLAGa00aee7dd [2023-11-06 22:17:45,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/data/26825c782/226ec643bf2e47de9d3a340d981dd440 [2023-11-06 22:17:45,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:17:45,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:17:45,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:17:45,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:17:45,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:17:45,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:17:45" (1/1) ... [2023-11-06 22:17:45,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ea7e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:45, skipping insertion in model container [2023-11-06 22:17:45,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:17:45" (1/1) ... [2023-11-06 22:17:46,260 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:17:52,417 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558285,558298] [2023-11-06 22:17:52,422 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558432,558445] [2023-11-06 22:17:52,423 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558571,558584] [2023-11-06 22:17:52,423 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558729,558742] [2023-11-06 22:17:52,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:17:52,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:17:52,700 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"); [6167] [2023-11-06 22:17:52,702 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)); [6174] [2023-11-06 22:17:52,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6181] [2023-11-06 22:17:52,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6197] [2023-11-06 22:17:52,705 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)); [6264-6265] [2023-11-06 22:17:52,706 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"); [6270-6272] [2023-11-06 22:17:52,708 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [6407] [2023-11-06 22:17:52,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6415] [2023-11-06 22:17:52,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6423] [2023-11-06 22:17:52,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [6430] [2023-11-06 22:17:52,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6437] [2023-11-06 22:17:52,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6444] [2023-11-06 22:17:52,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6541] [2023-11-06 22:17:52,714 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)); [6570-6571] [2023-11-06 22:17:52,719 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)); [6700-6701] [2023-11-06 22:17:52,720 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)); [6734-6735] [2023-11-06 22:17:52,722 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)); [6775-6776] [2023-11-06 22:17:52,723 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)); [6804-6805] [2023-11-06 22:17:52,724 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)); [6841-6842] [2023-11-06 22:17:52,725 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)); [6878-6879] [2023-11-06 22:17:52,736 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)); [7373-7374] [2023-11-06 22:17:52,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7380] [2023-11-06 22:17:52,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7559] [2023-11-06 22:17:52,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7599] [2023-11-06 22:17:52,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7776] [2023-11-06 22:17:52,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7779] [2023-11-06 22:17:52,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7782] [2023-11-06 22:17:52,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7785] [2023-11-06 22:17:52,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7816] [2023-11-06 22:17:52,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7819] [2023-11-06 22:17:52,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7822] [2023-11-06 22:17:52,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7825] [2023-11-06 22:17:52,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7856] [2023-11-06 22:17:52,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7859] [2023-11-06 22:17:52,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7862] [2023-11-06 22:17:52,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7865] [2023-11-06 22:17:52,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7896] [2023-11-06 22:17:52,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7899] [2023-11-06 22:17:52,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7902] [2023-11-06 22:17:52,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7905] [2023-11-06 22:17:52,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [8026] [2023-11-06 22:17:52,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8029] [2023-11-06 22:17:52,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8032] [2023-11-06 22:17:52,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [8035] [2023-11-06 22:17:52,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [8066] [2023-11-06 22:17:52,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8069] [2023-11-06 22:17:52,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8072] [2023-11-06 22:17:52,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [8075] [2023-11-06 22:17:52,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [8106] [2023-11-06 22:17:52,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8109] [2023-11-06 22:17:52,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8112] [2023-11-06 22:17:52,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [8115] [2023-11-06 22:17:52,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [8146] [2023-11-06 22:17:52,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8149] [2023-11-06 22:17:52,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8152] [2023-11-06 22:17:52,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [8155] [2023-11-06 22:17:52,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9880] [2023-11-06 22:17:52,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9882] [2023-11-06 22:17:52,909 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/sky2.c"), "i" (1173), "i" (12UL)); [9921-9922] [2023-11-06 22:17:52,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [10198] [2023-11-06 22:17:53,053 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/sky2.c"), "i" (2023), "i" (12UL)); [11143-11144] [2023-11-06 22:17:53,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11181] [2023-11-06 22:17:53,107 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [11885] [2023-11-06 22:17:53,109 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)sky2->rx_ring + (unsigned long )sky2->rx_next) [11933] [2023-11-06 22:17:53,113 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/sky2.c"), "i" (2687), "i" (12UL)); [12075-12076] [2023-11-06 22:17:53,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [12173] [2023-11-06 22:17:53,145 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)hw->st_le + (unsigned long )hw->st_idx) [12827] [2023-11-06 22:17:53,147 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/sky2.c"), "i" (3130), "i" (12UL)); [12912-12913] [2023-11-06 22:17:53,478 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558285,558298] [2023-11-06 22:17:53,479 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558432,558445] [2023-11-06 22:17:53,479 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558571,558584] [2023-11-06 22:17:53,480 WARN L240 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_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i[558729,558742] [2023-11-06 22:17:53,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:17:53,977 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:17:53,977 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:17:53,977 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:17:53,977 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:17:53,977 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:17:53,985 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:17:53,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53 WrapperNode [2023-11-06 22:17:53,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:17:53,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:17:53,987 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:17:53,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:17:53,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:54,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:54,728 INFO L138 Inliner]: procedures = 710, calls = 5574, calls flagged for inlining = 412, calls inlined = 367, statements flattened = 12553 [2023-11-06 22:17:54,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:17:54,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:17:54,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:17:54,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:17:54,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:54,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:54,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:54,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:55,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:55,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:55,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:55,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:55,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:17:55,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:17:55,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:17:55,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:17:55,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (1/1) ... [2023-11-06 22:17:55,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:17:55,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:17:55,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:17:55,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fdb2e95-1c1f-4c1f-ba79-fbc5ecf6a4fb/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:17:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-06 22:17:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-06 22:17:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 22:17:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 22:17:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-06 22:17:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-06 22:17:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-06 22:17:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-06 22:17:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2023-11-06 22:17:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2023-11-06 22:17:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2023-11-06 22:17:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2023-11-06 22:17:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:17:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:17:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2023-11-06 22:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2023-11-06 22:17:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2023-11-06 22:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2023-11-06 22:17:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-06 22:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-06 22:17:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2023-11-06 22:17:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2023-11-06 22:17:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2023-11-06 22:17:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2023-11-06 22:17:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2023-11-06 22:17:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2023-11-06 22:17:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-06 22:17:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-06 22:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-11-06 22:17:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-11-06 22:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-06 22:17:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-06 22:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2023-11-06 22:17:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2023-11-06 22:17:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2023-11-06 22:17:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2023-11-06 22:17:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-06 22:17:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-06 22:17:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-06 22:17:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-06 22:17:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2023-11-06 22:17:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2023-11-06 22:17:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-11-06 22:17:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-11-06 22:17:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2023-11-06 22:17:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2023-11-06 22:17:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2023-11-06 22:17:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2023-11-06 22:17:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-06 22:17:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2023-11-06 22:17:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2023-11-06 22:17:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-06 22:17:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-06 22:17:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-06 22:17:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-06 22:17:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-06 22:17:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-06 22:17:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2023-11-06 22:17:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2023-11-06 22:17:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-06 22:17:55,618 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-06 22:17:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2023-11-06 22:17:55,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2023-11-06 22:17:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-06 22:17:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-06 22:17:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2023-11-06 22:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2023-11-06 22:17:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-06 22:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-06 22:17:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-06 22:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-06 22:17:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2023-11-06 22:17:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2023-11-06 22:17:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:17:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-06 22:17:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-06 22:17:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-06 22:17:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-06 22:17:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2023-11-06 22:17:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2023-11-06 22:17:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-06 22:17:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-06 22:17:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-06 22:17:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-06 22:17:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2023-11-06 22:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2023-11-06 22:17:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2023-11-06 22:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2023-11-06 22:17:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-06 22:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-06 22:17:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-06 22:17:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-06 22:17:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:17:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:17:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2023-11-06 22:17:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2023-11-06 22:17:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2023-11-06 22:17:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2023-11-06 22:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-06 22:17:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-06 22:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-06 22:17:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-06 22:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-06 22:17:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-06 22:17:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:17:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-06 22:17:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-06 22:17:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-06 22:17:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-06 22:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2023-11-06 22:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2023-11-06 22:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-06 22:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-06 22:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2023-11-06 22:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2023-11-06 22:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:17:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2023-11-06 22:17:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2023-11-06 22:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-06 22:17:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-06 22:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-06 22:17:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-06 22:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-06 22:17:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-06 22:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2023-11-06 22:17:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2023-11-06 22:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-06 22:17:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-06 22:17:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-11-06 22:17:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-11-06 22:17:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-11-06 22:17:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-11-06 22:17:55,634 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-06 22:17:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-06 22:17:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-06 22:17:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-06 22:17:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2023-11-06 22:17:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2023-11-06 22:17:55,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-06 22:17:55,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-06 22:17:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2023-11-06 22:17:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2023-11-06 22:17:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-06 22:17:55,636 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-06 22:17:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:17:55,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-06 22:17:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-06 22:17:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-06 22:17:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-06 22:17:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2023-11-06 22:17:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2023-11-06 22:17:55,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-06 22:17:55,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-06 22:17:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-06 22:17:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-06 22:17:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2023-11-06 22:17:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2023-11-06 22:17:55,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2023-11-06 22:17:55,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2023-11-06 22:17:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-06 22:17:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-06 22:17:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:17:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2023-11-06 22:17:55,639 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2023-11-06 22:17:55,639 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2023-11-06 22:17:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2023-11-06 22:17:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2023-11-06 22:17:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2023-11-06 22:17:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2023-11-06 22:17:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2023-11-06 22:17:55,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-06 22:17:55,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-06 22:17:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-06 22:17:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-06 22:17:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:17:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 22:17:55,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:17:55,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:17:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2023-11-06 22:17:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2023-11-06 22:17:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:17:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:17:55,642 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-06 22:17:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-06 22:17:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2023-11-06 22:17:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2023-11-06 22:17:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-06 22:17:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-06 22:17:55,643 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2023-11-06 22:17:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2023-11-06 22:17:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2023-11-06 22:17:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2023-11-06 22:17:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2023-11-06 22:17:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2023-11-06 22:17:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2023-11-06 22:17:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2023-11-06 22:17:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-06 22:17:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-06 22:17:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-06 22:17:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-06 22:17:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-06 22:17:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-06 22:17:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2023-11-06 22:17:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2023-11-06 22:17:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2023-11-06 22:17:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2023-11-06 22:17:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-06 22:17:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-06 22:17:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2023-11-06 22:17:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2023-11-06 22:17:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-06 22:17:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-06 22:17:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2023-11-06 22:17:55,647 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2023-11-06 22:17:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-06 22:17:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-06 22:17:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-06 22:17:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-06 22:17:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2023-11-06 22:17:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2023-11-06 22:17:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:17:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:17:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2023-11-06 22:17:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2023-11-06 22:17:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 22:17:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 22:17:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-06 22:17:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-06 22:17:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2023-11-06 22:17:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2023-11-06 22:17:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2023-11-06 22:17:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2023-11-06 22:17:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-06 22:17:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-06 22:17:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:17:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:17:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:17:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:17:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2023-11-06 22:17:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2023-11-06 22:17:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-06 22:17:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-06 22:17:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-06 22:17:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-06 22:17:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-11-06 22:17:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-11-06 22:17:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2023-11-06 22:17:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2023-11-06 22:17:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-06 22:17:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-06 22:17:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2023-11-06 22:17:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2023-11-06 22:17:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-06 22:17:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-06 22:17:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2023-11-06 22:17:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2023-11-06 22:17:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2023-11-06 22:17:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2023-11-06 22:17:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-11-06 22:17:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-11-06 22:17:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-06 22:17:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2023-11-06 22:17:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2023-11-06 22:17:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2023-11-06 22:17:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2023-11-06 22:17:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-06 22:17:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-06 22:17:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2023-11-06 22:17:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2023-11-06 22:17:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2023-11-06 22:17:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2023-11-06 22:17:55,656 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2023-11-06 22:17:55,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2023-11-06 22:17:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-06 22:17:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-06 22:17:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-11-06 22:17:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-11-06 22:17:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2023-11-06 22:17:55,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2023-11-06 22:17:55,657 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2023-11-06 22:17:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2023-11-06 22:17:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2023-11-06 22:17:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2023-11-06 22:17:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-06 22:17:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-06 22:17:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2023-11-06 22:17:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2023-11-06 22:17:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-06 22:17:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-06 22:17:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-06 22:17:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-06 22:17:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 22:17:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 22:17:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-06 22:17:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-06 22:17:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-06 22:17:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-06 22:17:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-06 22:17:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-06 22:17:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2023-11-06 22:17:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2023-11-06 22:17:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-11-06 22:17:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-11-06 22:17:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-06 22:17:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-06 22:17:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2023-11-06 22:17:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2023-11-06 22:17:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2023-11-06 22:17:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2023-11-06 22:17:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2023-11-06 22:17:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2023-11-06 22:17:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2023-11-06 22:17:55,662 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2023-11-06 22:17:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-06 22:17:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-06 22:17:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-11-06 22:17:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-11-06 22:17:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:17:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 22:17:55,663 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 22:17:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-06 22:17:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-06 22:17:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-11-06 22:17:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-11-06 22:17:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:17:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:17:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:17:55,664 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:17:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2023-11-06 22:17:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2023-11-06 22:17:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-06 22:17:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-06 22:17:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-06 22:17:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-06 22:17:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-06 22:17:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-06 22:17:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 22:17:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 22:17:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2023-11-06 22:17:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2023-11-06 22:17:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-06 22:17:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-06 22:17:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-06 22:17:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-06 22:17:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2023-11-06 22:17:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2023-11-06 22:17:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-06 22:17:55,667 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-06 22:17:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-06 22:17:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-06 22:17:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-06 22:17:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-06 22:17:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2023-11-06 22:17:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2023-11-06 22:17:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2023-11-06 22:17:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2023-11-06 22:17:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-06 22:17:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-06 22:17:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2023-11-06 22:17:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2023-11-06 22:17:55,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-06 22:17:55,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-06 22:17:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2023-11-06 22:17:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2023-11-06 22:17:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2023-11-06 22:17:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2023-11-06 22:17:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2023-11-06 22:17:55,670 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2023-11-06 22:17:55,670 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2023-11-06 22:17:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2023-11-06 22:17:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-06 22:17:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-06 22:17:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2023-11-06 22:17:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2023-11-06 22:17:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-06 22:17:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-06 22:17:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-06 22:17:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-06 22:17:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2023-11-06 22:17:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2023-11-06 22:17:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2023-11-06 22:17:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2023-11-06 22:17:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-06 22:17:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-06 22:17:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2023-11-06 22:17:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2023-11-06 22:17:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2023-11-06 22:17:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2023-11-06 22:17:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2023-11-06 22:17:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2023-11-06 22:17:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-06 22:17:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-06 22:17:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 22:17:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 22:17:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:17:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2023-11-06 22:17:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2023-11-06 22:17:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-06 22:17:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-06 22:17:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:17:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:17:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-06 22:17:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-06 22:17:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2023-11-06 22:17:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2023-11-06 22:17:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-06 22:17:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-06 22:17:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-06 22:17:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-06 22:17:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2023-11-06 22:17:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2023-11-06 22:17:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-06 22:17:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-06 22:17:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-06 22:17:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-06 22:17:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2023-11-06 22:17:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2023-11-06 22:17:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2023-11-06 22:17:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2023-11-06 22:17:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2023-11-06 22:17:55,677 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2023-11-06 22:17:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-06 22:17:55,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-06 22:17:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-06 22:17:55,678 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-06 22:17:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2023-11-06 22:17:55,678 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2023-11-06 22:17:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-06 22:17:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-06 22:17:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2023-11-06 22:17:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2023-11-06 22:17:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-11-06 22:17:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-11-06 22:17:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-06 22:17:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-06 22:17:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 22:17:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 22:17:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-06 22:17:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-06 22:17:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2023-11-06 22:17:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2023-11-06 22:17:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:17:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2023-11-06 22:17:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2023-11-06 22:17:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2023-11-06 22:17:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2023-11-06 22:17:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-06 22:17:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-06 22:17:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-06 22:17:55,681 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-06 22:17:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2023-11-06 22:17:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2023-11-06 22:17:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-06 22:17:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2023-11-06 22:17:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2023-11-06 22:17:57,285 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:17:57,291 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:17:57,414 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:18:12,535 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-06 22:18:12,907 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:18:12,948 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:18:12,949 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-06 22:18:12,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:18:12 BoogieIcfgContainer [2023-11-06 22:18:12,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:18:12,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:18:12,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:18:12,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:18:12,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:17:45" (1/3) ... [2023-11-06 22:18:12,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d29ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:18:12, skipping insertion in model container [2023-11-06 22:18:12,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:17:53" (2/3) ... [2023-11-06 22:18:12,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d29ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:18:12, skipping insertion in model container [2023-11-06 22:18:12,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:18:12" (3/3) ... [2023-11-06 22:18:12,973 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-marvell-sky2.cil.i [2023-11-06 22:18:12,995 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:18:12,995 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-06 22:18:13,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:18:13,194 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@1b59e10f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:18:13,194 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-06 22:18:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 5043 states, 3567 states have (on average 1.369498177740398) internal successors, (4885), 3647 states have internal predecessors, (4885), 1257 states have call successors, (1257), 219 states have call predecessors, (1257), 218 states have return successors, (1247), 1222 states have call predecessors, (1247), 1247 states have call successors, (1247) [2023-11-06 22:18:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2023-11-06 22:18:13,280 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:13,281 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:18:13,281 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:13,289 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:13,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1763788852, now seen corresponding path program 1 times [2023-11-06 22:18:13,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:18:13,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178995738] [2023-11-06 22:18:13,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:13,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:18:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:18:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:18:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:18:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:18:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:18:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:18:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:18:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:18:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:18:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:18:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:18:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:18:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:18:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:18:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:18:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:18:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:18:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:18:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:18:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:18:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:18:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:18:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:15,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:18:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:18:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:18:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:18:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:18:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:18:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:18:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:18:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:18:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:18:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:18:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2023-11-06 22:18:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2023-11-06 22:18:16,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:18:16,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178995738] [2023-11-06 22:18:16,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178995738] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:18:16,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:18:16,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:18:16,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131186008] [2023-11-06 22:18:16,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:18:16,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:18:16,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:18:16,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:18:16,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:18:16,433 INFO L87 Difference]: Start difference. First operand has 5043 states, 3567 states have (on average 1.369498177740398) internal successors, (4885), 3647 states have internal predecessors, (4885), 1257 states have call successors, (1257), 219 states have call predecessors, (1257), 218 states have return successors, (1247), 1222 states have call predecessors, (1247), 1247 states have call successors, (1247) Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-06 22:18:36,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:18:36,953 INFO L93 Difference]: Finished difference Result 15307 states and 22950 transitions. [2023-11-06 22:18:36,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:18:36,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (36), 3 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 381 [2023-11-06 22:18:36,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:18:37,087 INFO L225 Difference]: With dead ends: 15307 [2023-11-06 22:18:37,087 INFO L226 Difference]: Without dead ends: 10316 [2023-11-06 22:18:37,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:18:37,155 INFO L413 NwaCegarLoop]: 4792 mSDtfsCounter, 9808 mSDsluCounter, 7145 mSDsCounter, 0 mSdLazyCounter, 6187 mSolverCounterSat, 3853 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10982 SdHoareTripleChecker+Valid, 11937 SdHoareTripleChecker+Invalid, 10040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3853 IncrementalHoareTripleChecker+Valid, 6187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:18:37,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10982 Valid, 11937 Invalid, 10040 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3853 Valid, 6187 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2023-11-06 22:18:37,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10316 states. [2023-11-06 22:18:38,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10316 to 9766. [2023-11-06 22:18:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9766 states, 6902 states have (on average 1.3314981164879744) internal successors, (9190), 7061 states have internal predecessors, (9190), 2429 states have call successors, (2429), 434 states have call predecessors, (2429), 433 states have return successors, (2426), 2376 states have call predecessors, (2426), 2426 states have call successors, (2426) [2023-11-06 22:18:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9766 states to 9766 states and 14045 transitions. [2023-11-06 22:18:38,142 INFO L78 Accepts]: Start accepts. Automaton has 9766 states and 14045 transitions. Word has length 381 [2023-11-06 22:18:38,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:18:38,148 INFO L495 AbstractCegarLoop]: Abstraction has 9766 states and 14045 transitions. [2023-11-06 22:18:38,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-06 22:18:38,149 INFO L276 IsEmpty]: Start isEmpty. Operand 9766 states and 14045 transitions. [2023-11-06 22:18:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-11-06 22:18:38,176 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:38,177 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 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] [2023-11-06 22:18:38,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:18:38,178 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:38,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:38,178 INFO L85 PathProgramCache]: Analyzing trace with hash -339344391, now seen corresponding path program 1 times [2023-11-06 22:18:38,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:18:38,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958231822] [2023-11-06 22:18:38,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:38,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:18:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:18:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:18:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:18:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:18:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:18:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:18:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:18:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:18:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:18:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:18:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:18:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:18:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:18:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:18:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:18:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:18:39,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:18:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:18:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:18:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:18:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:18:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:18:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:18:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:18:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:18:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:18:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:18:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:18:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:18:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:18:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:18:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:18:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:39,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:18:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2023-11-06 22:18:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:18:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:18:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:18:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2023-11-06 22:18:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:18:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4564 trivial. 0 not checked. [2023-11-06 22:18:40,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:18:40,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958231822] [2023-11-06 22:18:40,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958231822] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:18:40,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:18:40,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:18:40,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657061133] [2023-11-06 22:18:40,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:18:40,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:18:40,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:18:40,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:18:40,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:18:40,099 INFO L87 Difference]: Start difference. First operand 9766 states and 14045 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-06 22:18:58,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:18:58,391 INFO L93 Difference]: Finished difference Result 25092 states and 36288 transitions. [2023-11-06 22:18:58,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:18:58,392 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 415 [2023-11-06 22:18:58,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:18:58,541 INFO L225 Difference]: With dead ends: 25092 [2023-11-06 22:18:58,541 INFO L226 Difference]: Without dead ends: 15395 [2023-11-06 22:18:58,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:18:58,609 INFO L413 NwaCegarLoop]: 4782 mSDtfsCounter, 9744 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 6179 mSolverCounterSat, 3855 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10915 SdHoareTripleChecker+Valid, 11950 SdHoareTripleChecker+Invalid, 10034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3855 IncrementalHoareTripleChecker+Valid, 6179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:18:58,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10915 Valid, 11950 Invalid, 10034 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3855 Valid, 6179 Invalid, 0 Unknown, 0 Unchecked, 17.0s Time] [2023-11-06 22:18:58,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15395 states. [2023-11-06 22:18:59,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15395 to 14560. [2023-11-06 22:18:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14560 states, 10297 states have (on average 1.3302903758376226) internal successors, (13698), 10539 states have internal predecessors, (13698), 3606 states have call successors, (3606), 656 states have call predecessors, (3606), 655 states have return successors, (3603), 3523 states have call predecessors, (3603), 3603 states have call successors, (3603) [2023-11-06 22:18:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14560 states to 14560 states and 20907 transitions. [2023-11-06 22:18:59,784 INFO L78 Accepts]: Start accepts. Automaton has 14560 states and 20907 transitions. Word has length 415 [2023-11-06 22:18:59,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:18:59,787 INFO L495 AbstractCegarLoop]: Abstraction has 14560 states and 20907 transitions. [2023-11-06 22:18:59,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-06 22:18:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 14560 states and 20907 transitions. [2023-11-06 22:18:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2023-11-06 22:18:59,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:18:59,804 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:18:59,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:18:59,805 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:18:59,805 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:18:59,805 INFO L85 PathProgramCache]: Analyzing trace with hash 879353390, now seen corresponding path program 1 times [2023-11-06 22:18:59,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:18:59,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354916526] [2023-11-06 22:18:59,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:18:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:19:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:19:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:19:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:19:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:19:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:19:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:19:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:19:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:19:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:19:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:00,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:19:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:19:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:19:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:19:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:19:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:19:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:19:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:19:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:19:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:19:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:19:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:19:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:19:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:19:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:19:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:19:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:19:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:19:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:19:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:19:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:19:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:19:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:19:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2023-11-06 22:19:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2023-11-06 22:19:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2023-11-06 22:19:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2023-11-06 22:19:01,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:01,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354916526] [2023-11-06 22:19:01,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354916526] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:01,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:01,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:19:01,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027365742] [2023-11-06 22:19:01,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:01,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:19:01,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:01,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:19:01,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:19:01,550 INFO L87 Difference]: Start difference. First operand 14560 states and 20907 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-06 22:19:17,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:17,968 INFO L93 Difference]: Finished difference Result 38732 states and 55936 transitions. [2023-11-06 22:19:17,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:19:17,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (38), 3 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 407 [2023-11-06 22:19:17,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:18,145 INFO L225 Difference]: With dead ends: 38732 [2023-11-06 22:19:18,145 INFO L226 Difference]: Without dead ends: 24241 [2023-11-06 22:19:18,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:19:18,218 INFO L413 NwaCegarLoop]: 4828 mSDtfsCounter, 9169 mSDsluCounter, 7175 mSDsCounter, 0 mSdLazyCounter, 6219 mSolverCounterSat, 3719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10247 SdHoareTripleChecker+Valid, 12003 SdHoareTripleChecker+Invalid, 9938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3719 IncrementalHoareTripleChecker+Valid, 6219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:18,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10247 Valid, 12003 Invalid, 9938 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3719 Valid, 6219 Invalid, 0 Unknown, 0 Unchecked, 15.1s Time] [2023-11-06 22:19:18,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24241 states. [2023-11-06 22:19:19,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24241 to 22872. [2023-11-06 22:19:19,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22872 states, 16170 states have (on average 1.3305504019789733) internal successors, (21515), 16551 states have internal predecessors, (21515), 5639 states have call successors, (5639), 1064 states have call predecessors, (5639), 1061 states have return successors, (5636), 5497 states have call predecessors, (5636), 5636 states have call successors, (5636) [2023-11-06 22:19:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22872 states to 22872 states and 32790 transitions. [2023-11-06 22:19:19,913 INFO L78 Accepts]: Start accepts. Automaton has 22872 states and 32790 transitions. Word has length 407 [2023-11-06 22:19:19,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:19,914 INFO L495 AbstractCegarLoop]: Abstraction has 22872 states and 32790 transitions. [2023-11-06 22:19:19,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2023-11-06 22:19:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 22872 states and 32790 transitions. [2023-11-06 22:19:19,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2023-11-06 22:19:19,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:19,946 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 33, 33, 33, 33, 33, 33, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:19,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:19:19,947 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:19,947 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:19,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1084837211, now seen corresponding path program 1 times [2023-11-06 22:19:19,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:19,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970474248] [2023-11-06 22:19:19,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:19,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:19:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:19:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:19:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:19:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:19:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:19:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:19:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:19:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:19:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:19:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:19:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:19:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:19:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:19:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:19:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:19:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:19:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:19:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:19:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:19:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:19:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:19:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:19:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:19:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:19:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:19:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:19:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:19:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:19:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:19:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:19:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:19:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:19:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2023-11-06 22:19:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-11-06 22:19:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-06 22:19:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-11-06 22:19:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-06 22:19:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2023-11-06 22:19:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2023-11-06 22:19:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2023-11-06 22:19:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-06 22:19:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:21,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5202 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5190 trivial. 0 not checked. [2023-11-06 22:19:21,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:21,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970474248] [2023-11-06 22:19:21,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970474248] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:21,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:21,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:19:21,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254572412] [2023-11-06 22:19:21,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:21,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:19:21,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:21,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:19:21,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:19:21,657 INFO L87 Difference]: Start difference. First operand 22872 states and 32790 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-06 22:19:39,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:39,241 INFO L93 Difference]: Finished difference Result 62007 states and 89525 transitions. [2023-11-06 22:19:39,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:19:39,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 458 [2023-11-06 22:19:39,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:39,678 INFO L225 Difference]: With dead ends: 62007 [2023-11-06 22:19:39,678 INFO L226 Difference]: Without dead ends: 43423 [2023-11-06 22:19:39,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:19:39,748 INFO L413 NwaCegarLoop]: 8797 mSDtfsCounter, 7913 mSDsluCounter, 9728 mSDsCounter, 0 mSdLazyCounter, 9072 mSolverCounterSat, 2154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9075 SdHoareTripleChecker+Valid, 18525 SdHoareTripleChecker+Invalid, 11226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2154 IncrementalHoareTripleChecker+Valid, 9072 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:39,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9075 Valid, 18525 Invalid, 11226 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2154 Valid, 9072 Invalid, 0 Unknown, 0 Unchecked, 15.8s Time] [2023-11-06 22:19:39,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43423 states. [2023-11-06 22:19:42,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43423 to 40979. [2023-11-06 22:19:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40979 states, 28999 states have (on average 1.331839028932032) internal successors, (38622), 29674 states have internal predecessors, (38622), 10080 states have call successors, (10080), 1901 states have call predecessors, (10080), 1898 states have return successors, (10077), 9840 states have call predecessors, (10077), 10077 states have call successors, (10077) [2023-11-06 22:19:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40979 states to 40979 states and 58779 transitions. [2023-11-06 22:19:42,928 INFO L78 Accepts]: Start accepts. Automaton has 40979 states and 58779 transitions. Word has length 458 [2023-11-06 22:19:42,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:19:42,931 INFO L495 AbstractCegarLoop]: Abstraction has 40979 states and 58779 transitions. [2023-11-06 22:19:42,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-06 22:19:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 40979 states and 58779 transitions. [2023-11-06 22:19:42,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2023-11-06 22:19:42,956 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:19:42,957 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 33, 33, 33, 33, 33, 33, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:19:42,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:19:42,957 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:19:42,958 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:19:42,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1022797597, now seen corresponding path program 1 times [2023-11-06 22:19:42,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:19:42,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529217141] [2023-11-06 22:19:42,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:19:42,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:19:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:19:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:19:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:19:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:19:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:19:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:19:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:19:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:19:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:19:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:19:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:19:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:19:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:19:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:19:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:44,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:19:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:19:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:19:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:19:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:19:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:19:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:19:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:19:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:19:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:19:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:19:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:19:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:19:45,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:19:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:19:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:19:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:19:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:19:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:19:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2023-11-06 22:19:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-11-06 22:19:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-06 22:19:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-11-06 22:19:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-06 22:19:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2023-11-06 22:19:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:19:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2023-11-06 22:19:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2023-11-06 22:19:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2023-11-06 22:19:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:19:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5202 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5202 trivial. 0 not checked. [2023-11-06 22:19:45,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:19:45,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529217141] [2023-11-06 22:19:45,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529217141] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:19:45,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:19:45,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:19:45,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859785622] [2023-11-06 22:19:45,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:19:45,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:19:45,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:19:45,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:19:45,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:19:45,836 INFO L87 Difference]: Start difference. First operand 40979 states and 58779 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2023-11-06 22:19:58,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:19:58,269 INFO L93 Difference]: Finished difference Result 43421 states and 62864 transitions. [2023-11-06 22:19:58,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:19:58,270 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 458 [2023-11-06 22:19:58,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:19:58,676 INFO L225 Difference]: With dead ends: 43421 [2023-11-06 22:19:58,676 INFO L226 Difference]: Without dead ends: 43344 [2023-11-06 22:19:58,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:19:58,706 INFO L413 NwaCegarLoop]: 4776 mSDtfsCounter, 7629 mSDsluCounter, 7206 mSDsCounter, 0 mSdLazyCounter, 6111 mSolverCounterSat, 2902 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8301 SdHoareTripleChecker+Valid, 11982 SdHoareTripleChecker+Invalid, 9013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2902 IncrementalHoareTripleChecker+Valid, 6111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:19:58,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8301 Valid, 11982 Invalid, 9013 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2902 Valid, 6111 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2023-11-06 22:19:58,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43344 states. [2023-11-06 22:20:01,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43344 to 40902. [2023-11-06 22:20:01,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40902 states, 28956 states have (on average 1.3318483215913801) internal successors, (38565), 29619 states have internal predecessors, (38565), 10049 states have call successors, (10049), 1896 states have call predecessors, (10049), 1896 states have return successors, (10049), 9823 states have call predecessors, (10049), 10049 states have call successors, (10049) [2023-11-06 22:20:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40902 states to 40902 states and 58663 transitions. [2023-11-06 22:20:01,447 INFO L78 Accepts]: Start accepts. Automaton has 40902 states and 58663 transitions. Word has length 458 [2023-11-06 22:20:01,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:20:01,448 INFO L495 AbstractCegarLoop]: Abstraction has 40902 states and 58663 transitions. [2023-11-06 22:20:01,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2023-11-06 22:20:01,449 INFO L276 IsEmpty]: Start isEmpty. Operand 40902 states and 58663 transitions. [2023-11-06 22:20:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2023-11-06 22:20:01,525 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:20:01,525 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 33, 33, 33, 33, 33, 33, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:20:01,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:20:01,526 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:20:01,526 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:20:01,526 INFO L85 PathProgramCache]: Analyzing trace with hash 2024261166, now seen corresponding path program 1 times [2023-11-06 22:20:01,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:20:01,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494750839] [2023-11-06 22:20:01,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:20:01,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:20:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:20:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:20:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:20:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:20:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:20:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:20:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:20:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:20:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:20:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:20:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:20:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:02,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:20:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:20:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:20:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:20:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:20:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:20:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:20:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:20:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:20:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:20:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:20:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:20:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:20:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:20:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:20:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:20:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:20:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:20:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:20:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:20:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:20:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:20:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2023-11-06 22:20:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-11-06 22:20:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-06 22:20:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-11-06 22:20:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-06 22:20:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2023-11-06 22:20:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2023-11-06 22:20:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2023-11-06 22:20:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-11-06 22:20:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2023-11-06 22:20:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-06 22:20:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2023-11-06 22:20:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:03,715 INFO L134 CoverageAnalysis]: Checked inductivity of 5209 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5206 trivial. 0 not checked. [2023-11-06 22:20:03,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:20:03,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494750839] [2023-11-06 22:20:03,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494750839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:20:03,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:20:03,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:20:03,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728479495] [2023-11-06 22:20:03,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:20:03,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:20:03,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:20:03,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:20:03,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:20:03,720 INFO L87 Difference]: Start difference. First operand 40902 states and 58663 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-06 22:20:21,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:20:21,425 INFO L93 Difference]: Finished difference Result 98386 states and 141934 transitions. [2023-11-06 22:20:21,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:20:21,425 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (48), 3 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 492 [2023-11-06 22:20:21,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:20:22,010 INFO L225 Difference]: With dead ends: 98386 [2023-11-06 22:20:22,011 INFO L226 Difference]: Without dead ends: 61772 [2023-11-06 22:20:22,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:20:22,165 INFO L413 NwaCegarLoop]: 8636 mSDtfsCounter, 7339 mSDsluCounter, 9589 mSDsCounter, 0 mSdLazyCounter, 8996 mSolverCounterSat, 2056 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8410 SdHoareTripleChecker+Valid, 18225 SdHoareTripleChecker+Invalid, 11052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2056 IncrementalHoareTripleChecker+Valid, 8996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:20:22,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8410 Valid, 18225 Invalid, 11052 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2056 Valid, 8996 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2023-11-06 22:20:22,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61772 states. [2023-11-06 22:20:25,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61772 to 58250. [2023-11-06 22:20:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58250 states, 41236 states have (on average 1.3319187118052187) internal successors, (54923), 42179 states have internal predecessors, (54923), 14291 states have call successors, (14291), 2722 states have call predecessors, (14291), 2722 states have return successors, (14291), 13965 states have call predecessors, (14291), 14291 states have call successors, (14291) [2023-11-06 22:20:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58250 states to 58250 states and 83505 transitions. [2023-11-06 22:20:25,667 INFO L78 Accepts]: Start accepts. Automaton has 58250 states and 83505 transitions. Word has length 492 [2023-11-06 22:20:25,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:20:25,668 INFO L495 AbstractCegarLoop]: Abstraction has 58250 states and 83505 transitions. [2023-11-06 22:20:25,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-11-06 22:20:25,669 INFO L276 IsEmpty]: Start isEmpty. Operand 58250 states and 83505 transitions. [2023-11-06 22:20:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2023-11-06 22:20:25,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:20:25,752 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 33, 33, 33, 33, 33, 33, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:20:25,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:20:25,753 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:20:25,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:20:25,754 INFO L85 PathProgramCache]: Analyzing trace with hash -302830519, now seen corresponding path program 1 times [2023-11-06 22:20:25,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:20:25,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314796335] [2023-11-06 22:20:25,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:20:25,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:20:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:20:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:20:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:20:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 22:20:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-06 22:20:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-06 22:20:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-06 22:20:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-06 22:20:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:20:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-06 22:20:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:20:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:20:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-06 22:20:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-06 22:20:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-06 22:20:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:20:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-06 22:20:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-06 22:20:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-06 22:20:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-06 22:20:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-06 22:20:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:26,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-06 22:20:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-06 22:20:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-06 22:20:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-06 22:20:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-06 22:20:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-06 22:20:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-06 22:20:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-06 22:20:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-06 22:20:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-06 22:20:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2023-11-06 22:20:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2023-11-06 22:20:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2023-11-06 22:20:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-11-06 22:20:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-06 22:20:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-11-06 22:20:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-06 22:20:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2023-11-06 22:20:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2023-11-06 22:20:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2023-11-06 22:20:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2023-11-06 22:20:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2023-11-06 22:20:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2023-11-06 22:20:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:20:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:20:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:20:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2023-11-06 22:20:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:20:27,484 INFO L134 CoverageAnalysis]: Checked inductivity of 5354 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5337 trivial. 0 not checked. [2023-11-06 22:20:27,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:20:27,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314796335] [2023-11-06 22:20:27,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314796335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:20:27,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:20:27,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:20:27,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979668527] [2023-11-06 22:20:27,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:20:27,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:20:27,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:20:27,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:20:27,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:20:27,488 INFO L87 Difference]: Start difference. First operand 58250 states and 83505 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-06 22:20:46,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:20:46,992 INFO L93 Difference]: Finished difference Result 144041 states and 207718 transitions. [2023-11-06 22:20:46,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:20:46,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 514 [2023-11-06 22:20:47,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:20:47,595 INFO L225 Difference]: With dead ends: 144041 [2023-11-06 22:20:47,595 INFO L226 Difference]: Without dead ends: 85509 [2023-11-06 22:20:47,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:20:47,795 INFO L413 NwaCegarLoop]: 9032 mSDtfsCounter, 7860 mSDsluCounter, 9885 mSDsCounter, 0 mSdLazyCounter, 9068 mSolverCounterSat, 2100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9017 SdHoareTripleChecker+Valid, 18917 SdHoareTripleChecker+Invalid, 11168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2100 IncrementalHoareTripleChecker+Valid, 9068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:20:47,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9017 Valid, 18917 Invalid, 11168 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2100 Valid, 9068 Invalid, 0 Unknown, 0 Unchecked, 14.8s Time] [2023-11-06 22:20:47,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85509 states. [2023-11-06 22:20:51,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85509 to 80637. [2023-11-06 22:20:52,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80637 states, 57084 states have (on average 1.3324749491976735) internal successors, (76063), 58390 states have internal predecessors, (76063), 19788 states have call successors, (19788), 3764 states have call predecessors, (19788), 3764 states have return successors, (19788), 19340 states have call predecessors, (19788), 19788 states have call successors, (19788)