./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ddf607d1745197f42ec93d91371fe3b581377117340b3a7d449f25d43cdec16 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:46:20,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:46:20,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 18:46:20,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:46:20,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:46:20,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:46:20,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:46:20,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:46:20,699 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:46:20,700 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:46:20,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:46:20,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:46:20,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:46:20,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:46:20,704 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:46:20,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:46:20,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:46:20,705 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:46:20,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:46:20,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:46:20,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:46:20,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:46:20,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:46:20,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:46:20,711 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:46:20,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:46:20,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:46:20,712 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:46:20,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:46:20,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:46:20,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:46:20,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:46:20,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:46:20,715 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:46:20,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:46:20,716 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:46:20,717 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:46:20,717 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:46:20,717 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:46:20,718 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_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ddf607d1745197f42ec93d91371fe3b581377117340b3a7d449f25d43cdec16 [2024-11-08 18:46:20,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:46:21,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:46:21,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:46:21,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:46:21,024 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:46:21,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i Unable to find full path for "g++" [2024-11-08 18:46:23,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:46:23,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:46:23,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2024-11-08 18:46:23,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/data/a703d4e9a/e305ae6daf6040a5a9a5a813c61c3660/FLAGad87e2234 [2024-11-08 18:46:23,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/data/a703d4e9a/e305ae6daf6040a5a9a5a813c61c3660 [2024-11-08 18:46:23,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:46:23,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:46:23,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:46:23,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:46:23,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:46:23,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:46:23" (1/1) ... [2024-11-08 18:46:23,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bbc3550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:23, skipping insertion in model container [2024-11-08 18:46:23,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:46:23" (1/1) ... [2024-11-08 18:46:24,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:46:28,089 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402050,402063] [2024-11-08 18:46:28,094 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402195,402208] [2024-11-08 18:46:28,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:46:28,156 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:46:28,318 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"); [6124] [2024-11-08 18:46:28,320 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)); [6131] [2024-11-08 18:46:28,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6138] [2024-11-08 18:46:28,324 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6242-6243] [2024-11-08 18:46:28,325 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"); [6248-6250] [2024-11-08 18:46:28,326 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [6275-6276] [2024-11-08 18:46:28,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6281-6283] [2024-11-08 18:46:28,327 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [6307-6308] [2024-11-08 18:46:28,328 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6313-6315] [2024-11-08 18:46:28,329 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; incl %0": "+m" (v->counter)); [6350] [2024-11-08 18:46:28,336 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/mm.h"), "i" (488), "i" (12UL)); [6550-6551] [2024-11-08 18:46:28,354 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)); [6934-6935] [2024-11-08 18:46:28,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6941] [2024-11-08 18:46:28,385 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/xen-netfront.c"), "i" (317), "i" (12UL)); [7633-7634] [2024-11-08 18:46:28,386 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/xen-netfront.c"), "i" (321), "i" (12UL)); [7647-7648] [2024-11-08 18:46:28,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7671] [2024-11-08 18:46:28,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7676] [2024-11-08 18:46:28,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7678] [2024-11-08 18:46:28,395 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/xen-netfront.c"), "i" (374), "i" (12UL)); [7752-7753] [2024-11-08 18:46:28,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7760] [2024-11-08 18:46:28,397 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/xen-netfront.c"), "i" (393), "i" (12UL)); [7779-7780] [2024-11-08 18:46:28,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7802] [2024-11-08 18:46:28,402 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/xen-netfront.c"), "i" (451), "i" (12UL)); [7883-7884] [2024-11-08 18:46:28,404 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/xen-netfront.c"), "i" (473), "i" (12UL)); [7924-7925] [2024-11-08 18:46:28,405 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/xen-netfront.c"), "i" (482), "i" (12UL)); [7939-7940] [2024-11-08 18:46:28,407 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/xen-netfront.c"), "i" (496), "i" (12UL)); [7965-7966] [2024-11-08 18:46:28,409 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/xen-netfront.c"), "i" (514), "i" (12UL)); [7992-7993] [2024-11-08 18:46:28,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (np->stats)); [8108] [2024-11-08 18:46:28,417 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/xen-netfront.c"), "i" (599), "i" (12UL)); [8222-8223] [2024-11-08 18:46:28,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8274] [2024-11-08 18:46:28,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8276] [2024-11-08 18:46:28,424 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/xen-netfront.c"), "i" (678), "i" (12UL)); [8339-8340] [2024-11-08 18:46:28,474 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/xen-netfront.c"), "i" (775), "i" (12UL)); [8522-8523] [2024-11-08 18:46:28,481 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/xen-netfront.c"), "i" (855), "i" (12UL)); [8672-8673] [2024-11-08 18:46:28,482 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/xen-netfront.c"), "i" (858), "i" (12UL)); [8689-8690] [2024-11-08 18:46:28,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (np->stats)); [8767] [2024-11-08 18:46:28,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8855] [2024-11-08 18:46:28,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8970] [2024-11-08 18:46:28,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (np->stats)); [9042] [2024-11-08 18:46:28,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (np->stats)); [9412] [2024-11-08 18:46:28,664 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402050,402063] [2024-11-08 18:46:28,665 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402195,402208] [2024-11-08 18:46:28,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:46:28,983 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:46:28,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28 WrapperNode [2024-11-08 18:46:28,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:46:28,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:46:28,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:46:28,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:46:28,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:29,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:29,328 INFO L138 Inliner]: procedures = 546, calls = 2404, calls flagged for inlining = 260, calls inlined = 202, statements flattened = 5398 [2024-11-08 18:46:29,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:46:29,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:46:29,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:46:29,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:46:29,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:29,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:29,380 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,713 INFO L175 MemorySlicer]: Split 868 memory accesses to 30 slices as follows [2, 12, 1, 12, 4, 4, 21, 4, 2, 2, 2, 18, 13, 10, 27, 2, 2, 8, 1, 3, 4, 2, 2, 653, 44, 2, 4, 0, 5, 2]. 75 percent of accesses are in the largest equivalence class. The 147 initializations are split as follows [0, 12, 1, 12, 4, 0, 0, 0, 0, 0, 0, 18, 0, 0, 27, 0, 0, 0, 0, 3, 0, 2, 0, 64, 0, 0, 4, 0, 0, 0]. The 407 writes are split as follows [1, 0, 0, 0, 0, 2, 18, 1, 1, 0, 1, 0, 0, 6, 0, 1, 1, 4, 0, 0, 0, 0, 1, 324, 44, 1, 0, 0, 0, 1]. [2024-11-08 18:46:30,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:46:30,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:46:30,980 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:46:30,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:46:30,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (1/1) ... [2024-11-08 18:46:30,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:46:30,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:46:31,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:46:31,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:46:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2024-11-08 18:46:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2024-11-08 18:46:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-08 18:46:31,050 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-08 18:46:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-08 18:46:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-08 18:46:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-08 18:46:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-08 18:46:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-08 18:46:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-08 18:46:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_scanf [2024-11-08 18:46:31,051 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_scanf [2024-11-08 18:46:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rx_lock_of_netfront_info [2024-11-08 18:46:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rx_lock_of_netfront_info [2024-11-08 18:46:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2024-11-08 18:46:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2024-11-08 18:46:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-08 18:46:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-08 18:46:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_interrupt [2024-11-08 18:46:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_interrupt [2024-11-08 18:46:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-08 18:46:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-08 18:46:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2024-11-08 18:46:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2024-11-08 18:46:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2024-11-08 18:46:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2024-11-08 18:46:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2024-11-08 18:46:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2024-11-08 18:46:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2024-11-08 18:46:31,053 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2024-11-08 18:46:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2024-11-08 18:46:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2024-11-08 18:46:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-08 18:46:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-08 18:46:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2024-11-08 18:46:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2024-11-08 18:46:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2024-11-08 18:46:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2024-11-08 18:46:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-08 18:46:31,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-08 18:46:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-08 18:46:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-08 18:46:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-08 18:46:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-08 18:46:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2024-11-08 18:46:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2024-11-08 18:46:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 18:46:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-08 18:46:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-08 18:46:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2024-11-08 18:46:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2024-11-08 18:46:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-08 18:46:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-08 18:46:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-08 18:46:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-08 18:46:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2024-11-08 18:46:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2024-11-08 18:46:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2024-11-08 18:46:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-08 18:46:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-08 18:46:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-08 18:46:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-08 18:46:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-08 18:46:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-08 18:46:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-08 18:46:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2024-11-08 18:46:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 18:46:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 18:46:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-08 18:46:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-08 18:46:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-08 18:46:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-08 18:46:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-08 18:46:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-08 18:46:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-08 18:46:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-08 18:46:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-08 18:46:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-08 18:46:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-08 18:46:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_124 [2024-11-08 18:46:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_124 [2024-11-08 18:46:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-08 18:46:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-08 18:46:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2024-11-08 18:46:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2024-11-08 18:46:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-08 18:46:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-08 18:46:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2024-11-08 18:46:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2024-11-08 18:46:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2024-11-08 18:46:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2024-11-08 18:46:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-08 18:46:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-08 18:46:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_uninit [2024-11-08 18:46:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_uninit [2024-11-08 18:46:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2024-11-08 18:46:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-08 18:46:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-08 18:46:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-08 18:46:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-08 18:46:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-08 18:46:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-08 18:46:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-08 18:46:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-08 18:46:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-08 18:46:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-08 18:46:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-08 18:46:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-11-08 18:46:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-11-08 18:46:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-08 18:46:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-08 18:46:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-08 18:46:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-08 18:46:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-11-08 18:46:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-11-08 18:46:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2024-11-08 18:46:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2024-11-08 18:46:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-08 18:46:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-08 18:46:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-08 18:46:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-08 18:46:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-08 18:46:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-08 18:46:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-08 18:46:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-08 18:46:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-08 18:46:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-08 18:46:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_dev_fatal [2024-11-08 18:46:31,080 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_dev_fatal [2024-11-08 18:46:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2024-11-08 18:46:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2024-11-08 18:46:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:46:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:46:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-08 18:46:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-08 18:46:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-08 18:46:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-08 18:46:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-08 18:46:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-08 18:46:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-08 18:46:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-08 18:46:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-08 18:46:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-08 18:46:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-08 18:46:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-08 18:46:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-08 18:46:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-08 18:46:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-08 18:46:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2024-11-08 18:46:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2024-11-08 18:46:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2024-11-08 18:46:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2024-11-08 18:46:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2024-11-08 18:46:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2024-11-08 18:46:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-08 18:46:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-08 18:46:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-08 18:46:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-08 18:46:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2024-11-08 18:46:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2024-11-08 18:46:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-08 18:46:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-08 18:46:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-08 18:46:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-08 18:46:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-08 18:46:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-08 18:46:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-08 18:46:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-08 18:46:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-08 18:46:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-08 18:46:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-08 18:46:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-08 18:46:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-08 18:46:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-08 18:46:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-08 18:46:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2024-11-08 18:46:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2024-11-08 18:46:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-11-08 18:46:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-11-08 18:46:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 18:46:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_printf [2024-11-08 18:46:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_printf [2024-11-08 18:46:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2024-11-08 18:46:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2024-11-08 18:46:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2024-11-08 18:46:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2024-11-08 18:46:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_netfront_info [2024-11-08 18:46:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_netfront_info [2024-11-08 18:46:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2024-11-08 18:46:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-08 18:46:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-08 18:46:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2024-11-08 18:46:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2024-11-08 18:46:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_min [2024-11-08 18:46:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_min [2024-11-08 18:46:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2024-11-08 18:46:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2024-11-08 18:46:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-08 18:46:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-08 18:46:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-08 18:46:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-08 18:46:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2024-11-08 18:46:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2024-11-08 18:46:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2024-11-08 18:46:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2024-11-08 18:46:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-08 18:46:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-08 18:46:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-08 18:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-08 18:46:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2024-11-08 18:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2024-11-08 18:46:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2024-11-08 18:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2024-11-08 18:46:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-08 18:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-08 18:46:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2024-11-08 18:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2024-11-08 18:46:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2024-11-08 18:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2024-11-08 18:46:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2024-11-08 18:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2024-11-08 18:46:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2024-11-08 18:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2024-11-08 18:46:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-08 18:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-08 18:46:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-08 18:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-08 18:46:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2024-11-08 18:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2024-11-08 18:46:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2024-11-08 18:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2024-11-08 18:46:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-08 18:46:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-08 18:46:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2024-11-08 18:46:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 18:46:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-08 18:46:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2024-11-08 18:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-08 18:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2024-11-08 18:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-08 18:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rx_interrupt [2024-11-08 18:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rx_interrupt [2024-11-08 18:46:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2024-11-08 18:46:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2024-11-08 18:46:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-08 18:46:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-08 18:46:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2024-11-08 18:46:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2024-11-08 18:46:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_max [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_max [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_interrupt [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_interrupt [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_123 [2024-11-08 18:46:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_123 [2024-11-08 18:46:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:46:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 18:46:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 18:46:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 18:46:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 18:46:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 18:46:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-08 18:46:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-08 18:46:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-08 18:46:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-08 18:46:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-08 18:46:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-08 18:46:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2024-11-08 18:46:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2024-11-08 18:46:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2024-11-08 18:46:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2024-11-08 18:46:32,445 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:46:32,451 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:46:47,656 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-08 18:46:53,897 INFO L? ?]: Removed 2945 outVars from TransFormulas that were not future-live. [2024-11-08 18:46:53,898 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:46:53,982 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:46:53,982 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-08 18:46:53,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:46:53 BoogieIcfgContainer [2024-11-08 18:46:53,982 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:46:53,987 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:46:53,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:46:53,992 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:46:53,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:46:23" (1/3) ... [2024-11-08 18:46:53,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e127afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:46:53, skipping insertion in model container [2024-11-08 18:46:53,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:28" (2/3) ... [2024-11-08 18:46:53,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e127afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:46:53, skipping insertion in model container [2024-11-08 18:46:53,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:46:53" (3/3) ... [2024-11-08 18:46:53,997 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2024-11-08 18:46:54,015 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:46:54,016 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:46:54,158 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:46:54,168 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@106099fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:46:54,168 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:46:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand has 1874 states, 1292 states have (on average 1.2546439628482973) internal successors, (1621), 1330 states have internal predecessors, (1621), 461 states have call successors, (461), 120 states have call predecessors, (461), 119 states have return successors, (457), 454 states have call predecessors, (457), 457 states have call successors, (457) [2024-11-08 18:46:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-08 18:46:54,233 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:46:54,234 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:46:54,234 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:46:54,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:46:54,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1889449125, now seen corresponding path program 1 times [2024-11-08 18:46:54,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:46:54,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338112298] [2024-11-08 18:46:54,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:46:54,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:46:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:47:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:47:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:47:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:47:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:47:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:47:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:47:01,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:47:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:47:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:47:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:47:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:47:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:47:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:47:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:47:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:47:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:47:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:47:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:47:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:01,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:47:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:47:02,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:47:02,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338112298] [2024-11-08 18:47:02,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338112298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:47:02,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:47:02,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:47:02,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481570366] [2024-11-08 18:47:02,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:47:02,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:47:02,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:47:02,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:47:02,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:47:02,069 INFO L87 Difference]: Start difference. First operand has 1874 states, 1292 states have (on average 1.2546439628482973) internal successors, (1621), 1330 states have internal predecessors, (1621), 461 states have call successors, (461), 120 states have call predecessors, (461), 119 states have return successors, (457), 454 states have call predecessors, (457), 457 states have call successors, (457) Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:47:06,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:10,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:14,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:43,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:47:43,523 INFO L93 Difference]: Finished difference Result 3799 states and 5194 transitions. [2024-11-08 18:47:43,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:47:43,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 204 [2024-11-08 18:47:43,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:47:43,556 INFO L225 Difference]: With dead ends: 3799 [2024-11-08 18:47:43,556 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:47:43,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:47:43,572 INFO L432 NwaCegarLoop]: 1530 mSDtfsCounter, 3201 mSDsluCounter, 2816 mSDsCounter, 0 mSdLazyCounter, 3363 mSolverCounterSat, 1698 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3480 SdHoareTripleChecker+Valid, 4346 SdHoareTripleChecker+Invalid, 5064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1698 IncrementalHoareTripleChecker+Valid, 3363 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:47:43,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3480 Valid, 4346 Invalid, 5064 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1698 Valid, 3363 Invalid, 3 Unknown, 0 Unchecked, 40.7s Time] [2024-11-08 18:47:43,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:47:43,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:47:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2426412092283214) internal successors, (1562), 1291 states have internal predecessors, (1562), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:47:43,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2436 transitions. [2024-11-08 18:47:43,903 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2436 transitions. Word has length 204 [2024-11-08 18:47:43,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:47:43,907 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2436 transitions. [2024-11-08 18:47:43,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:47:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2436 transitions. [2024-11-08 18:47:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-08 18:47:43,918 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:47:43,918 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:47:43,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:47:43,919 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:47:43,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:47:43,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1950124970, now seen corresponding path program 1 times [2024-11-08 18:47:43,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:47:43,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431021607] [2024-11-08 18:47:43,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:47:43,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:47:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:47:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:47:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:47:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:47:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:47:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:47:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:47:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:47:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:47:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:47:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:47:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:47:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:47:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:47:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:47:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:47:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:47:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:47:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:49,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:47:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:50,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:47:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:50,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:47:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:50,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:47:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:47:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:47:50,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:47:50,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431021607] [2024-11-08 18:47:50,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431021607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:47:50,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:47:50,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:47:50,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219312386] [2024-11-08 18:47:50,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:47:50,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:47:50,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:47:50,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:47:50,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:47:50,492 INFO L87 Difference]: Start difference. First operand 1813 states and 2436 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:47:54,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:47:58,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:48:02,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:48:35,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:48:35,356 INFO L93 Difference]: Finished difference Result 3685 states and 4981 transitions. [2024-11-08 18:48:35,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:48:35,357 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 205 [2024-11-08 18:48:35,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:48:35,372 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:48:35,372 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:48:35,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:48:35,381 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4455 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3231 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4455 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3231 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:48:35,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4455 Valid, 4276 Invalid, 6312 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3231 Invalid, 3 Unknown, 0 Unchecked, 44.0s Time] [2024-11-08 18:48:35,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:48:35,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:48:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2418456642800317) internal successors, (1561), 1291 states have internal predecessors, (1561), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:48:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2435 transitions. [2024-11-08 18:48:35,539 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2435 transitions. Word has length 205 [2024-11-08 18:48:35,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:48:35,541 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2435 transitions. [2024-11-08 18:48:35,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:48:35,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2435 transitions. [2024-11-08 18:48:35,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-08 18:48:35,549 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:48:35,550 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:48:35,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:48:35,550 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:48:35,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:48:35,551 INFO L85 PathProgramCache]: Analyzing trace with hash 832354231, now seen corresponding path program 1 times [2024-11-08 18:48:35,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:48:35,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886974695] [2024-11-08 18:48:35,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:48:35,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:48:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:48:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:48:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:48:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:48:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:48:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:48:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:48:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:48:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:48:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:48:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:48:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:48:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:40,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:48:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:48:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:48:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:48:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:48:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:48:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:48:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:48:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:48:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:48:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:48:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:48:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:48:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:48:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:48:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:48:41,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:48:41,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886974695] [2024-11-08 18:48:41,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886974695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:48:41,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:48:41,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:48:41,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634173434] [2024-11-08 18:48:41,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:48:41,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:48:41,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:48:41,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:48:41,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:48:41,830 INFO L87 Difference]: Start difference. First operand 1813 states and 2435 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:48:45,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:48:50,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:48:54,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:49:26,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:49:26,230 INFO L93 Difference]: Finished difference Result 3685 states and 4979 transitions. [2024-11-08 18:49:26,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:49:26,231 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 206 [2024-11-08 18:49:26,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:49:26,246 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:49:26,247 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:49:26,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:49:26,258 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4450 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3229 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4450 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3229 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:49:26,259 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4450 Valid, 4276 Invalid, 6310 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3229 Invalid, 3 Unknown, 0 Unchecked, 43.6s Time] [2024-11-08 18:49:26,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:49:26,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:49:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2410501193317423) internal successors, (1560), 1291 states have internal predecessors, (1560), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:49:26,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2434 transitions. [2024-11-08 18:49:26,408 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2434 transitions. Word has length 206 [2024-11-08 18:49:26,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:49:26,409 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2434 transitions. [2024-11-08 18:49:26,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:49:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2434 transitions. [2024-11-08 18:49:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-08 18:49:26,418 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:49:26,418 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:49:26,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:49:26,420 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:49:26,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:49:26,421 INFO L85 PathProgramCache]: Analyzing trace with hash 70215316, now seen corresponding path program 1 times [2024-11-08 18:49:26,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:49:26,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777044175] [2024-11-08 18:49:26,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:49:26,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:49:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:49:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:49:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:49:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:49:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:49:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:49:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:49:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:49:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:49:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:49:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:49:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:49:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:49:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:49:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:49:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:49:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:49:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:49:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:49:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:49:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:49:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:49:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:49:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:49:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:49:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:31,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:49:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:49:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:49:32,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:49:32,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777044175] [2024-11-08 18:49:32,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777044175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:49:32,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:49:32,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:49:32,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926395225] [2024-11-08 18:49:32,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:49:32,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:49:32,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:49:32,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:49:32,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:49:32,330 INFO L87 Difference]: Start difference. First operand 1813 states and 2434 transitions. Second operand has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:49:36,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:49:40,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:49:44,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:50:19,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:50:19,812 INFO L93 Difference]: Finished difference Result 3685 states and 4977 transitions. [2024-11-08 18:50:19,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:50:19,813 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 207 [2024-11-08 18:50:19,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:50:19,831 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:50:19,831 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:50:19,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:50:19,840 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4445 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3227 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4445 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3227 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:50:19,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4445 Valid, 4276 Invalid, 6308 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3227 Invalid, 3 Unknown, 0 Unchecked, 46.4s Time] [2024-11-08 18:50:19,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:50:19,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:50:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2402545743834528) internal successors, (1559), 1291 states have internal predecessors, (1559), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:50:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2433 transitions. [2024-11-08 18:50:19,992 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2433 transitions. Word has length 207 [2024-11-08 18:50:19,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:50:19,993 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2433 transitions. [2024-11-08 18:50:19,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:50:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2433 transitions. [2024-11-08 18:50:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-08 18:50:19,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:50:19,999 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:50:19,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:50:19,999 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:50:20,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:50:20,000 INFO L85 PathProgramCache]: Analyzing trace with hash -410575853, now seen corresponding path program 1 times [2024-11-08 18:50:20,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:50:20,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409278949] [2024-11-08 18:50:20,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:50:20,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:50:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:24,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:50:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:24,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:24,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:50:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:24,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:50:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:24,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:50:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:50:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:50:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:50:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:50:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:50:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:50:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:50:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:50:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:50:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:50:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:50:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:50:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:50:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:50:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:50:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:50:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:50:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:50:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:50:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:50:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:50:25,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:25,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:50:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:50:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:50:26,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:50:26,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409278949] [2024-11-08 18:50:26,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409278949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:50:26,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:50:26,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:50:26,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30375176] [2024-11-08 18:50:26,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:50:26,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:50:26,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:50:26,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:50:26,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:50:26,070 INFO L87 Difference]: Start difference. First operand 1813 states and 2433 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:50:30,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:50:34,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:50:38,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:51:14,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:51:14,309 INFO L93 Difference]: Finished difference Result 3685 states and 4975 transitions. [2024-11-08 18:51:14,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:51:14,309 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 208 [2024-11-08 18:51:14,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:51:14,323 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:51:14,323 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:51:14,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:51:14,331 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4440 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3225 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4440 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3225 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:51:14,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4440 Valid, 4276 Invalid, 6306 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3225 Invalid, 3 Unknown, 0 Unchecked, 47.3s Time] [2024-11-08 18:51:14,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:51:14,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:51:14,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.239459029435163) internal successors, (1558), 1291 states have internal predecessors, (1558), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:51:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2432 transitions. [2024-11-08 18:51:14,495 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2432 transitions. Word has length 208 [2024-11-08 18:51:14,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:51:14,496 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2432 transitions. [2024-11-08 18:51:14,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 5 states have internal predecessors, (97), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:51:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2432 transitions. [2024-11-08 18:51:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-08 18:51:14,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:51:14,502 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:51:14,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:51:14,502 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:51:14,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:51:14,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1008622562, now seen corresponding path program 1 times [2024-11-08 18:51:14,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:51:14,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256530287] [2024-11-08 18:51:14,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:51:14,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:51:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:51:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:51:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:51:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:51:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:51:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:51:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:51:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:51:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:51:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:51:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:51:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:51:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:51:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:51:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:51:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:51:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:51:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:51:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:51:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:51:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:51:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:51:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:51:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:51:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:51:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:19,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:51:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:51:20,309 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:51:20,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:51:20,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256530287] [2024-11-08 18:51:20,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256530287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:51:20,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:51:20,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:51:20,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407365542] [2024-11-08 18:51:20,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:51:20,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:51:20,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:51:20,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:51:20,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:51:20,314 INFO L87 Difference]: Start difference. First operand 1813 states and 2432 transitions. Second operand has 7 states, 7 states have (on average 14.0) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:51:24,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:51:28,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:51:32,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:52:10,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:52:10,692 INFO L93 Difference]: Finished difference Result 3685 states and 4973 transitions. [2024-11-08 18:52:10,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:52:10,693 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 209 [2024-11-08 18:52:10,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:52:10,707 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:52:10,707 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:52:10,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:52:10,716 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4435 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3223 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4435 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3223 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:52:10,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4435 Valid, 4276 Invalid, 6304 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3223 Invalid, 3 Unknown, 0 Unchecked, 49.4s Time] [2024-11-08 18:52:10,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:52:10,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:52:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2386634844868736) internal successors, (1557), 1291 states have internal predecessors, (1557), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:52:10,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2431 transitions. [2024-11-08 18:52:10,918 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2431 transitions. Word has length 209 [2024-11-08 18:52:10,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:52:10,919 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2431 transitions. [2024-11-08 18:52:10,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:52:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2431 transitions. [2024-11-08 18:52:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-08 18:52:10,925 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:52:10,926 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:52:10,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:52:10,926 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:52:10,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:52:10,927 INFO L85 PathProgramCache]: Analyzing trace with hash -2117897603, now seen corresponding path program 1 times [2024-11-08 18:52:10,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:52:10,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382317007] [2024-11-08 18:52:10,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:52:10,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:52:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:52:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:52:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:52:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:52:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:52:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:52:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:52:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:52:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-08 18:52:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:52:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:52:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:52:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 18:52:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:52:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:52:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:52:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:52:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:52:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:52:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 18:52:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:52:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:16,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:52:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 18:52:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:52:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 18:52:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 18:52:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:52:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 18:52:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 18:52:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 18:52:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:52:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2024-11-08 18:52:17,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:52:17,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382317007] [2024-11-08 18:52:17,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382317007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:52:17,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:52:17,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:52:17,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412785599] [2024-11-08 18:52:17,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:52:17,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:52:17,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:52:17,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:52:17,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:52:17,758 INFO L87 Difference]: Start difference. First operand 1813 states and 2431 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 18:52:21,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:52:25,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:52:30,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:53:05,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:53:05,552 INFO L93 Difference]: Finished difference Result 3685 states and 4971 transitions. [2024-11-08 18:53:05,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:53:05,553 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 236 [2024-11-08 18:53:05,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:53:05,568 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:53:05,568 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:53:05,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:53:05,575 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4428 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3221 mSolverCounterSat, 3075 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4428 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3075 IncrementalHoareTripleChecker+Valid, 3221 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:53:05,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4428 Valid, 4276 Invalid, 6299 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3075 Valid, 3221 Invalid, 3 Unknown, 0 Unchecked, 46.7s Time] [2024-11-08 18:53:05,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:53:05,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:53:05,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2378679395385839) internal successors, (1556), 1291 states have internal predecessors, (1556), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:53:05,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2430 transitions. [2024-11-08 18:53:05,761 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2430 transitions. Word has length 236 [2024-11-08 18:53:05,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:53:05,762 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2430 transitions. [2024-11-08 18:53:05,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 18:53:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2430 transitions. [2024-11-08 18:53:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-08 18:53:05,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:53:05,768 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:53:05,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:53:05,768 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:53:05,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:53:05,769 INFO L85 PathProgramCache]: Analyzing trace with hash 637218764, now seen corresponding path program 1 times [2024-11-08 18:53:05,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:53:05,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865580548] [2024-11-08 18:53:05,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:53:05,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:53:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:10,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:53:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:10,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:10,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:53:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:10,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:53:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:10,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:53:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:53:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:53:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:53:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:53:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:53:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:53:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:53:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:53:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:53:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:53:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:53:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:53:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:53:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:53:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:53:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:53:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:53:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:53:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:53:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:53:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:53:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:53:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:53:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:53:11,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:53:11,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865580548] [2024-11-08 18:53:11,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865580548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:53:11,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:53:11,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:53:11,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619046435] [2024-11-08 18:53:11,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:53:11,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:53:11,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:53:11,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:53:11,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:53:11,899 INFO L87 Difference]: Start difference. First operand 1813 states and 2430 transitions. Second operand has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:53:16,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:53:20,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:53:24,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:54:00,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:00,916 INFO L93 Difference]: Finished difference Result 3685 states and 4969 transitions. [2024-11-08 18:54:00,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:54:00,917 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 211 [2024-11-08 18:54:00,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:00,931 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:54:00,932 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:54:00,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:00,938 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4425 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3219 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4425 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3219 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.9s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:00,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4425 Valid, 4276 Invalid, 6300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3219 Invalid, 3 Unknown, 0 Unchecked, 47.9s Time] [2024-11-08 18:54:00,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:54:01,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:54:01,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2370723945902944) internal successors, (1555), 1291 states have internal predecessors, (1555), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:54:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2429 transitions. [2024-11-08 18:54:01,136 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2429 transitions. Word has length 211 [2024-11-08 18:54:01,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:01,137 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2429 transitions. [2024-11-08 18:54:01,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:54:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2429 transitions. [2024-11-08 18:54:01,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-08 18:54:01,142 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:01,142 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:01,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 18:54:01,143 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:01,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:01,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1316015307, now seen corresponding path program 1 times [2024-11-08 18:54:01,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:01,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234084280] [2024-11-08 18:54:01,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:01,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:54:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:54:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:54:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:54:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:54:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:54:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:54:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:54:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:54:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:54:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:54:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:54:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:54:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:54:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:54:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:54:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:54:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:54:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:54:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:54:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:54:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:54:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:54:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:06,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:54:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:07,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:54:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:07,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:54:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:54:07,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:07,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234084280] [2024-11-08 18:54:07,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234084280] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:07,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:07,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:07,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800383470] [2024-11-08 18:54:07,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:07,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:07,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:07,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:07,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:07,535 INFO L87 Difference]: Start difference. First operand 1813 states and 2429 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:54:11,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:54:16,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.53s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:54:20,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:54:55,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:55,736 INFO L93 Difference]: Finished difference Result 3685 states and 4967 transitions. [2024-11-08 18:54:55,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:54:55,737 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 212 [2024-11-08 18:54:55,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:55,752 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:54:55,752 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:54:55,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:55,760 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4420 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3217 mSolverCounterSat, 3078 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4420 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3078 IncrementalHoareTripleChecker+Valid, 3217 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:55,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4420 Valid, 4276 Invalid, 6298 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3078 Valid, 3217 Invalid, 3 Unknown, 0 Unchecked, 47.3s Time] [2024-11-08 18:54:55,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:54:56,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:54:56,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2362768496420047) internal successors, (1554), 1291 states have internal predecessors, (1554), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:54:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2428 transitions. [2024-11-08 18:54:56,037 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2428 transitions. Word has length 212 [2024-11-08 18:54:56,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:56,038 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2428 transitions. [2024-11-08 18:54:56,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (29), 4 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:54:56,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2428 transitions. [2024-11-08 18:54:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-08 18:54:56,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:56,052 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:56,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 18:54:56,052 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:56,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:56,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1860398924, now seen corresponding path program 1 times [2024-11-08 18:54:56,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:56,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786238304] [2024-11-08 18:54:56,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:56,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:55:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:55:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:55:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:55:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:55:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:00,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:55:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-08 18:55:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 18:55:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 18:55:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:55:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:55:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 18:55:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-08 18:55:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:55:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 18:55:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 18:55:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 18:55:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-08 18:55:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-08 18:55:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 18:55:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2024-11-08 18:55:01,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:55:01,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786238304] [2024-11-08 18:55:01,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786238304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:55:01,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:55:01,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:55:01,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761821562] [2024-11-08 18:55:01,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:55:01,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:55:01,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:55:02,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:55:02,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:55:02,003 INFO L87 Difference]: Start difference. First operand 1813 states and 2428 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 18:55:06,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:10,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:14,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:52,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:55:52,232 INFO L93 Difference]: Finished difference Result 3685 states and 4965 transitions. [2024-11-08 18:55:52,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:55:52,233 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 239 [2024-11-08 18:55:52,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:55:52,246 INFO L225 Difference]: With dead ends: 3685 [2024-11-08 18:55:52,247 INFO L226 Difference]: Without dead ends: 1897 [2024-11-08 18:55:52,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:55:52,254 INFO L432 NwaCegarLoop]: 1505 mSDtfsCounter, 4413 mSDsluCounter, 2771 mSDsCounter, 0 mSdLazyCounter, 3215 mSolverCounterSat, 3075 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4413 SdHoareTripleChecker+Valid, 4276 SdHoareTripleChecker+Invalid, 6293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3075 IncrementalHoareTripleChecker+Valid, 3215 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:55:52,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4413 Valid, 4276 Invalid, 6293 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3075 Valid, 3215 Invalid, 3 Unknown, 0 Unchecked, 49.2s Time] [2024-11-08 18:55:52,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2024-11-08 18:55:52,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1813. [2024-11-08 18:55:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1257 states have (on average 1.2354813046937152) internal successors, (1553), 1291 states have internal predecessors, (1553), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:55:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2427 transitions. [2024-11-08 18:55:52,502 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2427 transitions. Word has length 239 [2024-11-08 18:55:52,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:55:52,502 INFO L471 AbstractCegarLoop]: Abstraction has 1813 states and 2427 transitions. [2024-11-08 18:55:52,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-08 18:55:52,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2427 transitions. [2024-11-08 18:55:52,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-08 18:55:52,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:52,508 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:55:52,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 18:55:52,509 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:52,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:52,509 INFO L85 PathProgramCache]: Analyzing trace with hash 457932441, now seen corresponding path program 1 times [2024-11-08 18:55:52,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:55:52,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081506493] [2024-11-08 18:55:52,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:52,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:55:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:55:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:55:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:55:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:55:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:55:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:55:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:55:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:55:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:55:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:55:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:55:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:55:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:55:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:55:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:55:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:55:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:55:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:55:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:55:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:55:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:55:59,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:55:59,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081506493] [2024-11-08 18:55:59,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081506493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:55:59,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:55:59,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:55:59,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063636530] [2024-11-08 18:55:59,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:55:59,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:55:59,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:55:59,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:55:59,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:55:59,739 INFO L87 Difference]: Start difference. First operand 1813 states and 2427 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:56:03,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:56:08,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:56:47,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:56:47,186 INFO L93 Difference]: Finished difference Result 2318 states and 3097 transitions. [2024-11-08 18:56:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:56:47,187 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 214 [2024-11-08 18:56:47,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:56:47,206 INFO L225 Difference]: With dead ends: 2318 [2024-11-08 18:56:47,206 INFO L226 Difference]: Without dead ends: 1904 [2024-11-08 18:56:47,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:56:47,211 INFO L432 NwaCegarLoop]: 1501 mSDtfsCounter, 1298 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 2956 mSolverCounterSat, 1093 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 4542 SdHoareTripleChecker+Invalid, 4051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1093 IncrementalHoareTripleChecker+Valid, 2956 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.6s IncrementalHoareTripleChecker+Time [2024-11-08 18:56:47,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1366 Valid, 4542 Invalid, 4051 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1093 Valid, 2956 Invalid, 2 Unknown, 0 Unchecked, 46.6s Time] [2024-11-08 18:56:47,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2024-11-08 18:56:47,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1815. [2024-11-08 18:56:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1815 states, 1259 states have (on average 1.2351072279586974) internal successors, (1555), 1293 states have internal predecessors, (1555), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:56:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1815 states and 2429 transitions. [2024-11-08 18:56:47,537 INFO L78 Accepts]: Start accepts. Automaton has 1815 states and 2429 transitions. Word has length 214 [2024-11-08 18:56:47,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:56:47,537 INFO L471 AbstractCegarLoop]: Abstraction has 1815 states and 2429 transitions. [2024-11-08 18:56:47,538 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:56:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2429 transitions. [2024-11-08 18:56:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-08 18:56:47,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:56:47,543 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:56:47,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 18:56:47,543 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:56:47,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:56:47,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1043601703, now seen corresponding path program 1 times [2024-11-08 18:56:47,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:56:47,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177556621] [2024-11-08 18:56:47,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:56:47,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:56:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:56:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:56:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:56:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:56:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:56:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:56:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:56:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:56:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:56:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:56:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:56:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:56:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:56:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:56:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:56:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:56:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:56:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:56:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:56:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:54,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:56:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:56:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:56:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:56:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:56:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:56:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:56:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:56:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:56:55,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:56:55,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177556621] [2024-11-08 18:56:55,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177556621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:56:55,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:56:55,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:56:55,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472030906] [2024-11-08 18:56:55,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:56:55,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:56:55,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:56:55,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:56:55,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:56:55,085 INFO L87 Difference]: Start difference. First operand 1815 states and 2429 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:56:59,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:57:03,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:57:54,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:57:54,002 INFO L93 Difference]: Finished difference Result 2322 states and 3101 transitions. [2024-11-08 18:57:54,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:57:54,003 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 214 [2024-11-08 18:57:54,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:57:54,018 INFO L225 Difference]: With dead ends: 2322 [2024-11-08 18:57:54,018 INFO L226 Difference]: Without dead ends: 1906 [2024-11-08 18:57:54,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:57:54,022 INFO L432 NwaCegarLoop]: 1501 mSDtfsCounter, 1298 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 4156 mSolverCounterSat, 1093 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 5762 SdHoareTripleChecker+Invalid, 5251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1093 IncrementalHoareTripleChecker+Valid, 4156 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:57:54,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1366 Valid, 5762 Invalid, 5251 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1093 Valid, 4156 Invalid, 2 Unknown, 0 Unchecked, 58.1s Time] [2024-11-08 18:57:54,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1906 states. [2024-11-08 18:57:54,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1906 to 1817. [2024-11-08 18:57:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1817 states, 1261 states have (on average 1.2347343378271214) internal successors, (1557), 1295 states have internal predecessors, (1557), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:57:54,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1817 states and 2431 transitions. [2024-11-08 18:57:54,296 INFO L78 Accepts]: Start accepts. Automaton has 1817 states and 2431 transitions. Word has length 214 [2024-11-08 18:57:54,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:57:54,297 INFO L471 AbstractCegarLoop]: Abstraction has 1817 states and 2431 transitions. [2024-11-08 18:57:54,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 18:57:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2431 transitions. [2024-11-08 18:57:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-08 18:57:54,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:57:54,301 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:54,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 18:57:54,301 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:57:54,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:54,302 INFO L85 PathProgramCache]: Analyzing trace with hash -98900763, now seen corresponding path program 1 times [2024-11-08 18:57:54,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:54,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584447767] [2024-11-08 18:57:54,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:54,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:01,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:02,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:02,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-08 18:58:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:02,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-08 18:58:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:02,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:58:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 18:58:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:58:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:58:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:58:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:58:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:58:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:58:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:58:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 18:58:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 18:58:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:58:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:58:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:58:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:58:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:58:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-08 18:58:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:58:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-08 18:58:03,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:58:03,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584447767] [2024-11-08 18:58:03,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584447767] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:58:03,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648886097] [2024-11-08 18:58:03,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:58:03,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:58:03,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:58:03,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:58:03,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:58:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:10,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 3817 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 18:58:10,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:58:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-08 18:58:13,328 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:58:13,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648886097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:58:13,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:58:13,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 21 [2024-11-08 18:58:13,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463641606] [2024-11-08 18:58:13,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:58:13,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 18:58:13,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:58:13,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 18:58:13,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2024-11-08 18:58:13,332 INFO L87 Difference]: Start difference. First operand 1817 states and 2431 transitions. Second operand has 12 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 4 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-11-08 18:58:18,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:58:18,540 INFO L93 Difference]: Finished difference Result 2249 states and 2977 transitions. [2024-11-08 18:58:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 18:58:18,541 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 4 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 214 [2024-11-08 18:58:18,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:58:18,555 INFO L225 Difference]: With dead ends: 2249 [2024-11-08 18:58:18,555 INFO L226 Difference]: Without dead ends: 1817 [2024-11-08 18:58:18,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2024-11-08 18:58:18,559 INFO L432 NwaCegarLoop]: 2397 mSDtfsCounter, 1 mSDsluCounter, 23911 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 26308 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:58:18,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 26308 Invalid, 381 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-08 18:58:18,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1817 states. [2024-11-08 18:58:18,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1817 to 1817. [2024-11-08 18:58:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1817 states, 1261 states have (on average 1.2331482950039652) internal successors, (1555), 1295 states have internal predecessors, (1555), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 434 states have call predecessors, (437), 437 states have call successors, (437) [2024-11-08 18:58:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1817 states and 2429 transitions. [2024-11-08 18:58:18,816 INFO L78 Accepts]: Start accepts. Automaton has 1817 states and 2429 transitions. Word has length 214 [2024-11-08 18:58:18,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:58:18,817 INFO L471 AbstractCegarLoop]: Abstraction has 1817 states and 2429 transitions. [2024-11-08 18:58:18,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 4 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-11-08 18:58:18,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2429 transitions. [2024-11-08 18:58:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-08 18:58:18,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:58:18,822 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:58:18,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:58:19,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:58:19,024 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:58:19,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:58:19,026 INFO L85 PathProgramCache]: Analyzing trace with hash -2043564450, now seen corresponding path program 1 times [2024-11-08 18:58:19,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:58:19,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121479032] [2024-11-08 18:58:19,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:58:19,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:58:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:33,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-08 18:58:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:33,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-08 18:58:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:34,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-08 18:58:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 18:58:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-08 18:58:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-08 18:58:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-08 18:58:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-08 18:58:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:58:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 18:58:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:58:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:58:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 18:58:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 18:58:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:58:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:58:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:58:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:35,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 18:58:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-08 18:58:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-08 18:58:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:58:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-08 18:58:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 18:58:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-08 18:58:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-08 18:58:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:58:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:36,494 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:58:36,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:58:36,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121479032] [2024-11-08 18:58:36,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121479032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:58:36,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076045575] [2024-11-08 18:58:36,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:58:36,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:58:36,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:58:36,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:58:36,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3405f34-6330-447e-9666-f49e71d37a11/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:58:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:58:44,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 3920 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 18:58:44,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:58:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 105 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-08 18:58:45,824 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:58:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 18:58:49,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076045575] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:58:49,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:58:49,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 15] total 20 [2024-11-08 18:58:49,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343459679] [2024-11-08 18:58:49,789 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:58:49,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-08 18:58:49,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:58:49,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-08 18:58:49,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=339, Unknown=0, NotChecked=0, Total=380 [2024-11-08 18:58:49,793 INFO L87 Difference]: Start difference. First operand 1817 states and 2429 transitions. Second operand has 20 states, 19 states have (on average 9.31578947368421) internal successors, (177), 16 states have internal predecessors, (177), 6 states have call successors, (60), 4 states have call predecessors, (60), 5 states have return successors, (53), 7 states have call predecessors, (53), 6 states have call successors, (53) [2024-11-08 18:58:53,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 18:58:58,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []