./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:00:55,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:00:55,724 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 02:00:55,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:00:55,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:00:55,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:00:55,780 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:00:55,780 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:00:55,781 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:00:55,781 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:00:55,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:00:55,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:00:55,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:00:55,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:00:55,782 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:00:55,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:00:55,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:00:55,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 02:00:55,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:00:55,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:00:55,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:00:55,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:00:55,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:00:55,786 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:00:55,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:00:55,786 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:00:55,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:00:55,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:00:55,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:00:55,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:00:55,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:00:55,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:00:55,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:00:55,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:00:55,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:00:55,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:00:55,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:00:55,788 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:00:55,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:00:55,789 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 02:00:55,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 02:00:55,789 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:00:55,789 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:00:55,789 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:00:55,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:00:55,790 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2024-11-24 02:00:56,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:00:56,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:00:56,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:00:56,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:00:56,169 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:00:56,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2024-11-24 02:00:59,560 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/data/bf6ef23dc/1f387ced0f344b75b25fe9a8a7b1c314/FLAG9f45c7b82 [2024-11-24 02:01:00,391 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:01:00,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2024-11-24 02:01:00,432 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/data/bf6ef23dc/1f387ced0f344b75b25fe9a8a7b1c314/FLAG9f45c7b82 [2024-11-24 02:01:00,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/data/bf6ef23dc/1f387ced0f344b75b25fe9a8a7b1c314 [2024-11-24 02:01:00,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:01:00,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:01:00,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:01:00,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:01:00,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:01:00,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:01:00" (1/1) ... [2024-11-24 02:01:00,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c0f767a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:00, skipping insertion in model container [2024-11-24 02:01:00,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:01:00" (1/1) ... [2024-11-24 02:01:00,590 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:01:02,616 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_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2024-11-24 02:01:02,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:01:02,721 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:01:02,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4501] [2024-11-24 02:01:02,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4508] [2024-11-24 02:01:02,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4515-4516] [2024-11-24 02:01:02,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4523-4524] [2024-11-24 02:01:02,861 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 *)"/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (853), "i" (12UL)); [4560-4561] [2024-11-24 02:01:02,864 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.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4566-4568] [2024-11-24 02:01:02,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4616] [2024-11-24 02:01:02,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [4623] [2024-11-24 02:01:02,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4630] [2024-11-24 02:01:02,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [4637] [2024-11-24 02:01:02,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [4644] [2024-11-24 02:01:02,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4651] [2024-11-24 02:01:02,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4692] [2024-11-24 02:01:02,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4699] [2024-11-24 02:01:02,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [4706] [2024-11-24 02:01:02,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4713] [2024-11-24 02:01:02,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4720] [2024-11-24 02:01:03,222 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_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2024-11-24 02:01:03,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:01:03,550 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:01:03,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03 WrapperNode [2024-11-24 02:01:03,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:01:03,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:01:03,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:01:03,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:01:03,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:03,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:03,856 INFO L138 Inliner]: procedures = 200, calls = 1603, calls flagged for inlining = 99, calls inlined = 85, statements flattened = 3643 [2024-11-24 02:01:03,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:01:03,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:01:03,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:01:03,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:01:03,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:03,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:03,901 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,367 INFO L175 MemorySlicer]: Split 814 memory accesses to 18 slices as follows [2, 8, 8, 33, 3, 5, 1, 34, 36, 1, 8, 53, 40, 5, 7, 469, 8, 93]. 58 percent of accesses are in the largest equivalence class. The 123 initializations are split as follows [2, 8, 8, 32, 1, 5, 0, 32, 0, 1, 7, 0, 0, 5, 0, 14, 8, 0]. The 293 writes are split as follows [0, 0, 0, 0, 1, 0, 0, 2, 8, 0, 0, 3, 40, 0, 0, 188, 0, 51]. [2024-11-24 02:01:04,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,558 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:01:04,732 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:01:04,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:01:04,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:01:04,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (1/1) ... [2024-11-24 02:01:04,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:01:04,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:01:04,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 02:01:04,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 02:01:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 02:01:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 02:01:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 02:01:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 02:01:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 02:01:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 02:01:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 02:01:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 02:01:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 02:01:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-24 02:01:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-24 02:01:04,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 02:01:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 02:01:04,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-24 02:01:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-24 02:01:04,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 02:01:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 02:01:04,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-24 02:01:04,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-24 02:01:04,842 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-24 02:01:04,843 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-24 02:01:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-24 02:01:04,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-24 02:01:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-24 02:01:04,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-24 02:01:04,843 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-24 02:01:04,844 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-24 02:01:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2024-11-24 02:01:04,844 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2024-11-24 02:01:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-24 02:01:04,844 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-24 02:01:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-24 02:01:04,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-24 02:01:04,844 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-24 02:01:04,846 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 02:01:04,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-24 02:01:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-24 02:01:04,847 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-11-24 02:01:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-11-24 02:01:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 02:01:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 02:01:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-24 02:01:04,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-24 02:01:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 02:01:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-24 02:01:04,850 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-24 02:01:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 02:01:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 02:01:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 02:01:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 02:01:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 02:01:04,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 02:01:04,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 02:01:04,854 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-24 02:01:04,854 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-24 02:01:04,854 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 02:01:04,854 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 02:01:04,854 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-24 02:01:04,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-24 02:01:04,854 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-24 02:01:04,854 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-24 02:01:04,854 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-24 02:01:04,854 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-24 02:01:04,855 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2024-11-24 02:01:04,855 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2024-11-24 02:01:04,855 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 02:01:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-24 02:01:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2024-11-24 02:01:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 02:01:04,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-24 02:01:04,858 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 02:01:04,858 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 02:01:04,858 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-24 02:01:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-24 02:01:04,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 02:01:04,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 02:01:04,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 02:01:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 02:01:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 02:01:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 02:01:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 02:01:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 02:01:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 02:01:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 02:01:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 02:01:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 02:01:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 02:01:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 02:01:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 02:01:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 02:01:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 02:01:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 02:01:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 02:01:04,866 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 02:01:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-24 02:01:04,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-24 02:01:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 02:01:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 02:01:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 02:01:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 02:01:04,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 02:01:04,872 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2024-11-24 02:01:04,872 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 02:01:04,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 02:01:04,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 02:01:04,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 02:01:04,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 02:01:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 02:01:04,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 02:01:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 02:01:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 02:01:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 02:01:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-24 02:01:04,876 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-24 02:01:04,876 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-24 02:01:04,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2024-11-24 02:01:04,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-24 02:01:04,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2024-11-24 02:01:04,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 02:01:04,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-11-24 02:01:04,878 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2024-11-24 02:01:04,878 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2024-11-24 02:01:04,878 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2024-11-24 02:01:04,878 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 02:01:04,878 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-24 02:01:04,879 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-24 02:01:04,879 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-24 02:01:04,883 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2024-11-24 02:01:04,884 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 02:01:04,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 02:01:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-11-24 02:01:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-11-24 02:01:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-24 02:01:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-24 02:01:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-24 02:01:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-24 02:01:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-11-24 02:01:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-11-24 02:01:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:01:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:01:04,885 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-24 02:01:04,885 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-24 02:01:05,935 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:01:05,940 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:01:08,352 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:08,359 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:08,370 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:08,370 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:08,372 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:08,373 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:08,384 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-24 02:01:18,720 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##268: assume !false; [2024-11-24 02:01:18,720 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##267: assume false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##282: assume !false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##281: assume false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##313: assume !false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##312: assume false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##319: assume !false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume !false; [2024-11-24 02:01:18,721 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##462: assume false; [2024-11-24 02:01:18,722 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2024-11-24 02:01:18,722 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2024-11-24 02:01:18,722 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##109: assume false; [2024-11-24 02:01:18,722 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##110: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2024-11-24 02:01:19,399 INFO L? ?]: Removed 1464 outVars from TransFormulas that were not future-live. [2024-11-24 02:01:19,400 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:01:19,456 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:01:19,457 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 02:01:19,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:01:19 BoogieIcfgContainer [2024-11-24 02:01:19,457 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:01:19,464 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 02:01:19,464 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 02:01:19,470 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 02:01:19,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 02:01:00" (1/3) ... [2024-11-24 02:01:19,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6d2746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:01:19, skipping insertion in model container [2024-11-24 02:01:19,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:01:03" (2/3) ... [2024-11-24 02:01:19,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6d2746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:01:19, skipping insertion in model container [2024-11-24 02:01:19,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:01:19" (3/3) ... [2024-11-24 02:01:19,475 INFO L128 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2024-11-24 02:01:19,492 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 02:01:19,495 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i that has 75 procedures, 1263 locations, 1 initial locations, 37 loop locations, and 1 error locations. [2024-11-24 02:01:19,612 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 02:01:19,625 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;@2864186, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 02:01:19,625 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 02:01:19,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 1178 states, 835 states have (on average 1.302994011976048) internal successors, (1088), 843 states have internal predecessors, (1088), 284 states have call successors, (284), 57 states have call predecessors, (284), 57 states have return successors, (284), 284 states have call predecessors, (284), 284 states have call successors, (284) [2024-11-24 02:01:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-24 02:01:19,640 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:01:19,641 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:01:19,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:01:19,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:01:19,651 INFO L85 PathProgramCache]: Analyzing trace with hash -754276445, now seen corresponding path program 1 times [2024-11-24 02:01:19,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:01:19,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013066352] [2024-11-24 02:01:19,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:19,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:01:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:24,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:01:24,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013066352] [2024-11-24 02:01:24,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013066352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:01:24,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:01:24,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:01:24,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122215813] [2024-11-24 02:01:24,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:01:24,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:01:24,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:01:24,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:01:24,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:01:24,274 INFO L87 Difference]: Start difference. First operand has 1178 states, 835 states have (on average 1.302994011976048) internal successors, (1088), 843 states have internal predecessors, (1088), 284 states have call successors, (284), 57 states have call predecessors, (284), 57 states have return successors, (284), 284 states have call predecessors, (284), 284 states have call successors, (284) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 02:01:24,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:01:24,697 INFO L93 Difference]: Finished difference Result 2351 states and 3321 transitions. [2024-11-24 02:01:24,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:01:24,702 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2024-11-24 02:01:24,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:01:24,732 INFO L225 Difference]: With dead ends: 2351 [2024-11-24 02:01:24,732 INFO L226 Difference]: Without dead ends: 1174 [2024-11-24 02:01:24,745 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:01:24,749 INFO L435 NwaCegarLoop]: 1645 mSDtfsCounter, 1 mSDsluCounter, 1642 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3287 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:01:24,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3287 Invalid, 6 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:01:24,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2024-11-24 02:01:24,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 1173. [2024-11-24 02:01:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1173 states, 832 states have (on average 1.2956730769230769) internal successors, (1078), 838 states have internal predecessors, (1078), 284 states have call successors, (284), 57 states have call predecessors, (284), 56 states have return successors, (282), 282 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-24 02:01:24,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1644 transitions. [2024-11-24 02:01:24,983 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1644 transitions. Word has length 21 [2024-11-24 02:01:24,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:01:24,984 INFO L471 AbstractCegarLoop]: Abstraction has 1173 states and 1644 transitions. [2024-11-24 02:01:24,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 02:01:24,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1644 transitions. [2024-11-24 02:01:24,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-24 02:01:24,986 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:01:24,986 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:01:24,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 02:01:24,987 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:01:24,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:01:24,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1187866303, now seen corresponding path program 1 times [2024-11-24 02:01:24,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:01:24,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869804774] [2024-11-24 02:01:24,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:24,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:01:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:28,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:01:28,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869804774] [2024-11-24 02:01:28,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869804774] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:01:28,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756213672] [2024-11-24 02:01:28,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:28,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:01:28,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:01:28,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:01:28,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 02:01:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:32,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 1977 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:01:32,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:01:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 02:01:32,651 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:01:32,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756213672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:01:32,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 02:01:32,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-24 02:01:32,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582164230] [2024-11-24 02:01:32,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:01:32,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:01:32,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:01:32,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:01:32,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:01:32,656 INFO L87 Difference]: Start difference. First operand 1173 states and 1644 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 02:01:32,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:01:32,905 INFO L93 Difference]: Finished difference Result 3491 states and 4898 transitions. [2024-11-24 02:01:32,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:01:32,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2024-11-24 02:01:32,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:01:32,930 INFO L225 Difference]: With dead ends: 3491 [2024-11-24 02:01:32,930 INFO L226 Difference]: Without dead ends: 2324 [2024-11-24 02:01:32,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:01:32,938 INFO L435 NwaCegarLoop]: 2036 mSDtfsCounter, 1618 mSDsluCounter, 1622 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 3658 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:01:32,939 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 3658 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:01:32,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2324 states. [2024-11-24 02:01:33,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2324 to 2321. [2024-11-24 02:01:33,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2321 states, 1645 states have (on average 1.2942249240121582) internal successors, (2129), 1656 states have internal predecessors, (2129), 563 states have call successors, (563), 113 states have call predecessors, (563), 112 states have return successors, (561), 561 states have call predecessors, (561), 561 states have call successors, (561) [2024-11-24 02:01:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2321 states and 3253 transitions. [2024-11-24 02:01:33,160 INFO L78 Accepts]: Start accepts. Automaton has 2321 states and 3253 transitions. Word has length 23 [2024-11-24 02:01:33,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:01:33,160 INFO L471 AbstractCegarLoop]: Abstraction has 2321 states and 3253 transitions. [2024-11-24 02:01:33,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 02:01:33,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 3253 transitions. [2024-11-24 02:01:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-24 02:01:33,164 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:01:33,164 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:01:33,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 02:01:33,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:01:33,365 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:01:33,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:01:33,365 INFO L85 PathProgramCache]: Analyzing trace with hash 406335423, now seen corresponding path program 1 times [2024-11-24 02:01:33,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:01:33,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329951264] [2024-11-24 02:01:33,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:33,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:01:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:35,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:01:35,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329951264] [2024-11-24 02:01:35,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329951264] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:01:35,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071364074] [2024-11-24 02:01:35,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:35,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:01:35,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:01:35,942 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:01:35,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 02:01:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:39,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 2107 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:01:39,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:01:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:39,421 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:01:39,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:39,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071364074] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:01:39,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:01:39,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-24 02:01:39,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721977502] [2024-11-24 02:01:39,688 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:01:39,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:01:39,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:01:39,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:01:39,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:01:39,690 INFO L87 Difference]: Start difference. First operand 2321 states and 3253 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-24 02:01:39,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:01:39,967 INFO L93 Difference]: Finished difference Result 4642 states and 6508 transitions. [2024-11-24 02:01:39,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:01:39,968 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 43 [2024-11-24 02:01:39,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:01:39,985 INFO L225 Difference]: With dead ends: 4642 [2024-11-24 02:01:39,986 INFO L226 Difference]: Without dead ends: 2327 [2024-11-24 02:01:39,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:01:39,995 INFO L435 NwaCegarLoop]: 1640 mSDtfsCounter, 2 mSDsluCounter, 3274 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:01:39,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4914 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:01:40,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states. [2024-11-24 02:01:40,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2327. [2024-11-24 02:01:40,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 1651 states have (on average 1.2931556632344035) internal successors, (2135), 1662 states have internal predecessors, (2135), 563 states have call successors, (563), 113 states have call predecessors, (563), 112 states have return successors, (561), 561 states have call predecessors, (561), 561 states have call successors, (561) [2024-11-24 02:01:40,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 3259 transitions. [2024-11-24 02:01:40,144 INFO L78 Accepts]: Start accepts. Automaton has 2327 states and 3259 transitions. Word has length 43 [2024-11-24 02:01:40,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:01:40,145 INFO L471 AbstractCegarLoop]: Abstraction has 2327 states and 3259 transitions. [2024-11-24 02:01:40,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-24 02:01:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 3259 transitions. [2024-11-24 02:01:40,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-24 02:01:40,151 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:01:40,152 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:01:40,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 02:01:40,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:01:40,352 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:01:40,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:01:40,353 INFO L85 PathProgramCache]: Analyzing trace with hash -10718957, now seen corresponding path program 2 times [2024-11-24 02:01:40,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:01:40,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447483303] [2024-11-24 02:01:40,353 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:01:40,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:01:42,622 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 02:01:42,622 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 02:01:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-24 02:01:43,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:01:43,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447483303] [2024-11-24 02:01:43,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447483303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:01:43,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:01:43,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:01:43,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53097808] [2024-11-24 02:01:43,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:01:43,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:01:43,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:01:43,301 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:01:43,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:01:43,301 INFO L87 Difference]: Start difference. First operand 2327 states and 3259 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-24 02:01:43,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:01:43,574 INFO L93 Difference]: Finished difference Result 4562 states and 6385 transitions. [2024-11-24 02:01:43,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:01:43,575 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 49 [2024-11-24 02:01:43,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:01:43,591 INFO L225 Difference]: With dead ends: 4562 [2024-11-24 02:01:43,591 INFO L226 Difference]: Without dead ends: 2254 [2024-11-24 02:01:43,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:01:43,601 INFO L435 NwaCegarLoop]: 1639 mSDtfsCounter, 0 mSDsluCounter, 4909 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6548 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:01:43,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6548 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:01:43,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2024-11-24 02:01:43,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2024-11-24 02:01:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1603 states have (on average 1.2925764192139737) internal successors, (2072), 1613 states have internal predecessors, (2072), 538 states have call successors, (538), 113 states have call predecessors, (538), 112 states have return successors, (536), 536 states have call predecessors, (536), 536 states have call successors, (536) [2024-11-24 02:01:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3146 transitions. [2024-11-24 02:01:43,821 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3146 transitions. Word has length 49 [2024-11-24 02:01:43,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:01:43,822 INFO L471 AbstractCegarLoop]: Abstraction has 2254 states and 3146 transitions. [2024-11-24 02:01:43,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-24 02:01:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3146 transitions. [2024-11-24 02:01:43,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 02:01:43,828 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:01:43,828 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:01:43,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 02:01:43,828 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:01:43,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:01:43,829 INFO L85 PathProgramCache]: Analyzing trace with hash -943545299, now seen corresponding path program 1 times [2024-11-24 02:01:43,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:01:43,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336394884] [2024-11-24 02:01:43,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:43,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:01:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:46,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:01:46,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336394884] [2024-11-24 02:01:46,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336394884] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:01:46,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763166301] [2024-11-24 02:01:46,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:01:46,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:01:46,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:01:46,887 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:01:46,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 02:01:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:01:49,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 2161 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 02:01:49,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:01:50,115 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:50,115 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:01:50,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:01:50,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763166301] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:01:50,650 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:01:50,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-24 02:01:50,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70900587] [2024-11-24 02:01:50,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:01:50,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 02:01:50,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:01:50,652 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 02:01:50,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-24 02:01:50,653 INFO L87 Difference]: Start difference. First operand 2254 states and 3146 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-24 02:01:51,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:01:51,007 INFO L93 Difference]: Finished difference Result 4508 states and 6297 transitions. [2024-11-24 02:01:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 02:01:51,009 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 51 [2024-11-24 02:01:51,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:01:51,027 INFO L225 Difference]: With dead ends: 4508 [2024-11-24 02:01:51,027 INFO L226 Difference]: Without dead ends: 2266 [2024-11-24 02:01:51,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-24 02:01:51,036 INFO L435 NwaCegarLoop]: 1640 mSDtfsCounter, 2 mSDsluCounter, 6548 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8188 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:01:51,037 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 8188 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 02:01:51,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2266 states. [2024-11-24 02:01:51,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2266 to 2266. [2024-11-24 02:01:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2266 states, 1615 states have (on average 1.2904024767801858) internal successors, (2084), 1625 states have internal predecessors, (2084), 538 states have call successors, (538), 113 states have call predecessors, (538), 112 states have return successors, (536), 536 states have call predecessors, (536), 536 states have call successors, (536) [2024-11-24 02:01:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 2266 states and 3158 transitions. [2024-11-24 02:01:51,165 INFO L78 Accepts]: Start accepts. Automaton has 2266 states and 3158 transitions. Word has length 51 [2024-11-24 02:01:51,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:01:51,167 INFO L471 AbstractCegarLoop]: Abstraction has 2266 states and 3158 transitions. [2024-11-24 02:01:51,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-24 02:01:51,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 3158 transitions. [2024-11-24 02:01:51,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-24 02:01:51,171 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:01:51,171 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:01:51,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 02:01:51,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:01:51,372 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:01:51,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:01:51,373 INFO L85 PathProgramCache]: Analyzing trace with hash 463974357, now seen corresponding path program 2 times [2024-11-24 02:01:51,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:01:51,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716302391] [2024-11-24 02:01:51,373 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:01:51,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:01:53,658 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 02:01:53,660 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 02:01:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-24 02:01:54,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:01:54,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716302391] [2024-11-24 02:01:54,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716302391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:01:54,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:01:54,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 02:01:54,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147116274] [2024-11-24 02:01:54,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:01:54,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:01:54,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:01:54,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:01:54,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:01:54,325 INFO L87 Difference]: Start difference. First operand 2266 states and 3158 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-24 02:01:58,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:02:07,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:02:07,753 INFO L93 Difference]: Finished difference Result 3433 states and 4792 transitions. [2024-11-24 02:02:07,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:02:07,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 63 [2024-11-24 02:02:07,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:02:07,781 INFO L225 Difference]: With dead ends: 3433 [2024-11-24 02:02:07,781 INFO L226 Difference]: Without dead ends: 3430 [2024-11-24 02:02:07,784 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:02:07,785 INFO L435 NwaCegarLoop]: 3161 mSDtfsCounter, 3102 mSDsluCounter, 2565 mSDsCounter, 0 mSdLazyCounter, 1091 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3102 SdHoareTripleChecker+Valid, 5726 SdHoareTripleChecker+Invalid, 1094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1091 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:02:07,785 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3102 Valid, 5726 Invalid, 1094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1091 Invalid, 1 Unknown, 0 Unchecked, 13.2s Time] [2024-11-24 02:02:07,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3430 states. [2024-11-24 02:02:07,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3430 to 3419. [2024-11-24 02:02:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 2432 states have (on average 1.292763157894737) internal successors, (3144), 2448 states have internal predecessors, (3144), 818 states have call successors, (818), 169 states have call predecessors, (818), 168 states have return successors, (818), 815 states have call predecessors, (818), 816 states have call successors, (818) [2024-11-24 02:02:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 4780 transitions. [2024-11-24 02:02:07,987 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 4780 transitions. Word has length 63 [2024-11-24 02:02:07,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:02:07,988 INFO L471 AbstractCegarLoop]: Abstraction has 3419 states and 4780 transitions. [2024-11-24 02:02:07,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-24 02:02:07,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 4780 transitions. [2024-11-24 02:02:07,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-24 02:02:07,992 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:02:07,993 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:02:07,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 02:02:07,993 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:02:07,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:02:07,994 INFO L85 PathProgramCache]: Analyzing trace with hash 847680707, now seen corresponding path program 1 times [2024-11-24 02:02:07,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:02:07,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440464335] [2024-11-24 02:02:07,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:02:07,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:02:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:02:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-24 02:02:11,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:02:11,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440464335] [2024-11-24 02:02:11,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440464335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:02:11,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:02:11,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:02:11,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168081677] [2024-11-24 02:02:11,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:02:11,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:02:11,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:02:11,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:02:11,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:02:11,072 INFO L87 Difference]: Start difference. First operand 3419 states and 4780 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-24 02:02:11,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:02:11,353 INFO L93 Difference]: Finished difference Result 5735 states and 8032 transitions. [2024-11-24 02:02:11,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:02:11,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 72 [2024-11-24 02:02:11,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:02:11,380 INFO L225 Difference]: With dead ends: 5735 [2024-11-24 02:02:11,380 INFO L226 Difference]: Without dead ends: 3419 [2024-11-24 02:02:11,388 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:02:11,390 INFO L435 NwaCegarLoop]: 1641 mSDtfsCounter, 0 mSDsluCounter, 4911 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6552 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:02:11,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6552 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 02:02:11,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3419 states. [2024-11-24 02:02:11,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3419 to 3419. [2024-11-24 02:02:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 2432 states have (on average 1.2919407894736843) internal successors, (3142), 2448 states have internal predecessors, (3142), 818 states have call successors, (818), 169 states have call predecessors, (818), 168 states have return successors, (818), 815 states have call predecessors, (818), 816 states have call successors, (818) [2024-11-24 02:02:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 4778 transitions. [2024-11-24 02:02:11,609 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 4778 transitions. Word has length 72 [2024-11-24 02:02:11,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:02:11,610 INFO L471 AbstractCegarLoop]: Abstraction has 3419 states and 4778 transitions. [2024-11-24 02:02:11,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-24 02:02:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 4778 transitions. [2024-11-24 02:02:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-24 02:02:11,618 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:02:11,619 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:02:11,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 02:02:11,619 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:02:11,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:02:11,620 INFO L85 PathProgramCache]: Analyzing trace with hash 2108967341, now seen corresponding path program 1 times [2024-11-24 02:02:11,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:02:11,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112366279] [2024-11-24 02:02:11,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:02:11,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:02:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:02:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:02:15,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:02:15,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112366279] [2024-11-24 02:02:15,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112366279] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:02:15,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388093331] [2024-11-24 02:02:15,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:02:15,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:02:15,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:02:15,638 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:02:15,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 02:02:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:02:19,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 2298 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 02:02:19,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:02:19,561 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:02:19,561 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:02:21,688 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:02:21,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388093331] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:02:21,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:02:21,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2024-11-24 02:02:21,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89734791] [2024-11-24 02:02:21,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:02:21,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-24 02:02:21,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:02:21,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-24 02:02:21,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-11-24 02:02:21,691 INFO L87 Difference]: Start difference. First operand 3419 states and 4778 transitions. Second operand has 25 states, 25 states have (on average 4.28) internal successors, (107), 25 states have internal predecessors, (107), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-24 02:02:22,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:02:22,197 INFO L93 Difference]: Finished difference Result 6838 states and 9567 transitions. [2024-11-24 02:02:22,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-24 02:02:22,198 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.28) internal successors, (107), 25 states have internal predecessors, (107), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 81 [2024-11-24 02:02:22,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:02:22,221 INFO L225 Difference]: With dead ends: 6838 [2024-11-24 02:02:22,221 INFO L226 Difference]: Without dead ends: 3443 [2024-11-24 02:02:22,232 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2024-11-24 02:02:22,233 INFO L435 NwaCegarLoop]: 1640 mSDtfsCounter, 2 mSDsluCounter, 4911 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6551 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 02:02:22,234 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6551 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 02:02:22,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2024-11-24 02:02:22,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3443. [2024-11-24 02:02:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3443 states, 2456 states have (on average 1.2890879478827362) internal successors, (3166), 2472 states have internal predecessors, (3166), 818 states have call successors, (818), 169 states have call predecessors, (818), 168 states have return successors, (818), 815 states have call predecessors, (818), 816 states have call successors, (818) [2024-11-24 02:02:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 3443 states and 4802 transitions. [2024-11-24 02:02:22,454 INFO L78 Accepts]: Start accepts. Automaton has 3443 states and 4802 transitions. Word has length 81 [2024-11-24 02:02:22,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:02:22,457 INFO L471 AbstractCegarLoop]: Abstraction has 3443 states and 4802 transitions. [2024-11-24 02:02:22,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.28) internal successors, (107), 25 states have internal predecessors, (107), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-24 02:02:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3443 states and 4802 transitions. [2024-11-24 02:02:22,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-24 02:02:22,463 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:02:22,463 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:02:22,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-24 02:02:22,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:02:22,664 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:02:22,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:02:22,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1418688765, now seen corresponding path program 2 times [2024-11-24 02:02:22,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:02:22,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870347054] [2024-11-24 02:02:22,665 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:02:22,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:02:24,759 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 02:02:24,759 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 02:02:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2024-11-24 02:02:26,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:02:26,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870347054] [2024-11-24 02:02:26,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870347054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:02:26,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:02:26,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 02:02:26,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935655069] [2024-11-24 02:02:26,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:02:26,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:02:26,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:02:26,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:02:26,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:02:26,939 INFO L87 Difference]: Start difference. First operand 3443 states and 4802 transitions. Second operand has 7 states, 6 states have (on average 8.333333333333334) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-24 02:02:33,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:02:33,582 INFO L93 Difference]: Finished difference Result 7905 states and 11041 transitions. [2024-11-24 02:02:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 02:02:33,583 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.333333333333334) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 105 [2024-11-24 02:02:33,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:02:33,616 INFO L225 Difference]: With dead ends: 7905 [2024-11-24 02:02:33,616 INFO L226 Difference]: Without dead ends: 4517 [2024-11-24 02:02:33,628 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-24 02:02:33,632 INFO L435 NwaCegarLoop]: 2535 mSDtfsCounter, 1618 mSDsluCounter, 11066 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1619 SdHoareTripleChecker+Valid, 13601 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-24 02:02:33,632 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1619 Valid, 13601 Invalid, 633 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-24 02:02:33,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4517 states. [2024-11-24 02:02:34,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4517 to 4513. [2024-11-24 02:02:34,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4513 states, 3215 states have (on average 1.2892690513219285) internal successors, (4145), 3237 states have internal predecessors, (4145), 1072 states have call successors, (1072), 225 states have call predecessors, (1072), 225 states have return successors, (1072), 1068 states have call predecessors, (1072), 1070 states have call successors, (1072) [2024-11-24 02:02:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4513 states to 4513 states and 6289 transitions. [2024-11-24 02:02:34,036 INFO L78 Accepts]: Start accepts. Automaton has 4513 states and 6289 transitions. Word has length 105 [2024-11-24 02:02:34,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:02:34,038 INFO L471 AbstractCegarLoop]: Abstraction has 4513 states and 6289 transitions. [2024-11-24 02:02:34,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.333333333333334) internal successors, (50), 7 states have internal predecessors, (50), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-24 02:02:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4513 states and 6289 transitions. [2024-11-24 02:02:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-24 02:02:34,046 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:02:34,046 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:02:34,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 02:02:34,046 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:02:34,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:02:34,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1042131813, now seen corresponding path program 1 times [2024-11-24 02:02:34,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:02:34,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989004444] [2024-11-24 02:02:34,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:02:34,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:02:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:02:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:02:41,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:02:41,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989004444] [2024-11-24 02:02:41,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989004444] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:02:41,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193427628] [2024-11-24 02:02:41,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:02:41,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:02:41,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:02:41,334 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:02:41,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 02:02:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:02:44,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 2480 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-24 02:02:45,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:02:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:02:45,612 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:02:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:02:50,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193427628] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:02:50,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:02:50,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 35 [2024-11-24 02:02:50,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697505585] [2024-11-24 02:02:50,362 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:02:50,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-24 02:02:50,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:02:50,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-24 02:02:50,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2024-11-24 02:02:50,366 INFO L87 Difference]: Start difference. First operand 4513 states and 6289 transitions. Second operand has 35 states, 35 states have (on average 3.8) internal successors, (133), 35 states have internal predecessors, (133), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-24 02:02:51,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:02:51,088 INFO L93 Difference]: Finished difference Result 8998 states and 12559 transitions. [2024-11-24 02:02:51,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-24 02:02:51,089 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 3.8) internal successors, (133), 35 states have internal predecessors, (133), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 107 [2024-11-24 02:02:51,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:02:51,140 INFO L225 Difference]: With dead ends: 8998 [2024-11-24 02:02:51,140 INFO L226 Difference]: Without dead ends: 4533 [2024-11-24 02:02:51,154 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 190 SyntacticMatches, 14 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=595, Invalid=595, Unknown=0, NotChecked=0, Total=1190 [2024-11-24 02:02:51,157 INFO L435 NwaCegarLoop]: 1640 mSDtfsCounter, 1 mSDsluCounter, 3274 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 02:02:51,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 4914 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 02:02:51,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4533 states. [2024-11-24 02:02:51,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4533 to 4533. [2024-11-24 02:02:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4533 states, 3235 states have (on average 1.2874806800618237) internal successors, (4165), 3257 states have internal predecessors, (4165), 1072 states have call successors, (1072), 225 states have call predecessors, (1072), 225 states have return successors, (1072), 1068 states have call predecessors, (1072), 1070 states have call successors, (1072) [2024-11-24 02:02:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 4533 states and 6309 transitions. [2024-11-24 02:02:51,441 INFO L78 Accepts]: Start accepts. Automaton has 4533 states and 6309 transitions. Word has length 107 [2024-11-24 02:02:51,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:02:51,442 INFO L471 AbstractCegarLoop]: Abstraction has 4533 states and 6309 transitions. [2024-11-24 02:02:51,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 3.8) internal successors, (133), 35 states have internal predecessors, (133), 1 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-24 02:02:51,442 INFO L276 IsEmpty]: Start isEmpty. Operand 4533 states and 6309 transitions. [2024-11-24 02:02:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-24 02:02:51,446 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:02:51,447 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:02:51,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-24 02:02:51,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-24 02:02:51,648 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:02:51,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:02:51,649 INFO L85 PathProgramCache]: Analyzing trace with hash 382039421, now seen corresponding path program 2 times [2024-11-24 02:02:51,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:02:51,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642739517] [2024-11-24 02:02:51,649 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:02:51,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:02:53,900 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 02:02:53,901 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 02:02:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2024-11-24 02:02:55,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:02:55,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642739517] [2024-11-24 02:02:55,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642739517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:02:55,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:02:55,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 02:02:55,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544852906] [2024-11-24 02:02:55,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:02:55,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:02:55,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:02:55,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:02:55,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:02:55,035 INFO L87 Difference]: Start difference. First operand 4533 states and 6309 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-24 02:02:59,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:03:03,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:03:32,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:03:32,518 INFO L93 Difference]: Finished difference Result 9096 states and 12695 transitions. [2024-11-24 02:03:32,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 02:03:32,519 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) Word has length 127 [2024-11-24 02:03:32,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:03:32,567 INFO L225 Difference]: With dead ends: 9096 [2024-11-24 02:03:32,567 INFO L226 Difference]: Without dead ends: 7924 [2024-11-24 02:03:32,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-24 02:03:32,577 INFO L435 NwaCegarLoop]: 1062 mSDtfsCounter, 3361 mSDsluCounter, 3390 mSDsCounter, 0 mSdLazyCounter, 4008 mSolverCounterSat, 989 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3851 SdHoareTripleChecker+Valid, 4452 SdHoareTripleChecker+Invalid, 4999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 989 IncrementalHoareTripleChecker+Valid, 4008 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.6s IncrementalHoareTripleChecker+Time [2024-11-24 02:03:32,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3851 Valid, 4452 Invalid, 4999 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [989 Valid, 4008 Invalid, 2 Unknown, 0 Unchecked, 36.6s Time] [2024-11-24 02:03:32,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7924 states. [2024-11-24 02:03:33,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7924 to 7912. [2024-11-24 02:03:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7912 states, 5631 states have (on average 1.2905345409341147) internal successors, (7267), 5671 states have internal predecessors, (7267), 1886 states have call successors, (1886), 393 states have call predecessors, (1886), 394 states have return successors, (1888), 1879 states have call predecessors, (1888), 1884 states have call successors, (1888) [2024-11-24 02:03:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7912 states to 7912 states and 11041 transitions. [2024-11-24 02:03:33,154 INFO L78 Accepts]: Start accepts. Automaton has 7912 states and 11041 transitions. Word has length 127 [2024-11-24 02:03:33,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:03:33,155 INFO L471 AbstractCegarLoop]: Abstraction has 7912 states and 11041 transitions. [2024-11-24 02:03:33,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 1 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-24 02:03:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 7912 states and 11041 transitions. [2024-11-24 02:03:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 02:03:33,162 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:03:33,163 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:03:33,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 02:03:33,163 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:03:33,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:03:33,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1566839011, now seen corresponding path program 1 times [2024-11-24 02:03:33,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:03:33,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75391907] [2024-11-24 02:03:33,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:03:33,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:03:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:03:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2024-11-24 02:03:35,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:03:35,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75391907] [2024-11-24 02:03:35,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75391907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:03:35,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:03:35,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:03:35,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880247558] [2024-11-24 02:03:35,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:03:35,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:03:35,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:03:35,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:03:35,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:03:35,893 INFO L87 Difference]: Start difference. First operand 7912 states and 11041 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-24 02:03:36,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:03:36,491 INFO L93 Difference]: Finished difference Result 20551 states and 29425 transitions. [2024-11-24 02:03:36,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:03:36,491 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 133 [2024-11-24 02:03:36,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:03:36,560 INFO L225 Difference]: With dead ends: 20551 [2024-11-24 02:03:36,560 INFO L226 Difference]: Without dead ends: 12714 [2024-11-24 02:03:36,588 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:03:36,589 INFO L435 NwaCegarLoop]: 2069 mSDtfsCounter, 731 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 3680 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:03:36,589 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [961 Valid, 3680 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:03:36,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12714 states. [2024-11-24 02:03:37,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12714 to 12700. [2024-11-24 02:03:37,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12700 states, 9005 states have (on average 1.3127151582454193) internal successors, (11821), 9052 states have internal predecessors, (11821), 3300 states have call successors, (3300), 393 states have call predecessors, (3300), 394 states have return successors, (3302), 3293 states have call predecessors, (3302), 3298 states have call successors, (3302) [2024-11-24 02:03:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12700 states to 12700 states and 18423 transitions. [2024-11-24 02:03:37,764 INFO L78 Accepts]: Start accepts. Automaton has 12700 states and 18423 transitions. Word has length 133 [2024-11-24 02:03:37,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:03:37,765 INFO L471 AbstractCegarLoop]: Abstraction has 12700 states and 18423 transitions. [2024-11-24 02:03:37,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-24 02:03:37,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12700 states and 18423 transitions. [2024-11-24 02:03:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 02:03:37,773 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:03:37,773 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:03:37,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 02:03:37,774 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:03:37,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:03:37,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1878355840, now seen corresponding path program 1 times [2024-11-24 02:03:37,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:03:37,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106155593] [2024-11-24 02:03:37,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:03:37,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:03:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:03:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2024-11-24 02:03:40,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:03:40,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106155593] [2024-11-24 02:03:40,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106155593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:03:40,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:03:40,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 02:03:40,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855294403] [2024-11-24 02:03:40,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:03:40,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:03:40,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:03:40,424 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:03:40,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:03:40,424 INFO L87 Difference]: Start difference. First operand 12700 states and 18423 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 02:03:41,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:03:41,014 INFO L93 Difference]: Finished difference Result 12740 states and 18470 transitions. [2024-11-24 02:03:41,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:03:41,014 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 135 [2024-11-24 02:03:41,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:03:41,080 INFO L225 Difference]: With dead ends: 12740 [2024-11-24 02:03:41,080 INFO L226 Difference]: Without dead ends: 12712 [2024-11-24 02:03:41,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:03:41,090 INFO L435 NwaCegarLoop]: 1644 mSDtfsCounter, 0 mSDsluCounter, 3278 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4922 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:03:41,092 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4922 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:03:41,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12712 states. [2024-11-24 02:03:41,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12712 to 12712. [2024-11-24 02:03:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12712 states, 9013 states have (on average 1.3124375901475647) internal successors, (11829), 9060 states have internal predecessors, (11829), 3304 states have call successors, (3304), 393 states have call predecessors, (3304), 394 states have return successors, (3306), 3297 states have call predecessors, (3306), 3302 states have call successors, (3306) [2024-11-24 02:03:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12712 states to 12712 states and 18439 transitions. [2024-11-24 02:03:41,994 INFO L78 Accepts]: Start accepts. Automaton has 12712 states and 18439 transitions. Word has length 135 [2024-11-24 02:03:41,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:03:41,995 INFO L471 AbstractCegarLoop]: Abstraction has 12712 states and 18439 transitions. [2024-11-24 02:03:41,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 02:03:41,995 INFO L276 IsEmpty]: Start isEmpty. Operand 12712 states and 18439 transitions. [2024-11-24 02:03:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 02:03:42,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:03:42,004 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 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] [2024-11-24 02:03:42,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 02:03:42,004 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:03:42,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:03:42,004 INFO L85 PathProgramCache]: Analyzing trace with hash 449602124, now seen corresponding path program 1 times [2024-11-24 02:03:42,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:03:42,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532003040] [2024-11-24 02:03:42,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:03:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:03:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:03:44,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2024-11-24 02:03:44,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:03:44,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532003040] [2024-11-24 02:03:44,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532003040] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:03:44,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826967438] [2024-11-24 02:03:44,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:03:44,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:03:44,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:03:44,504 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:03:44,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-24 02:03:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:03:48,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:03:48,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:03:49,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2024-11-24 02:03:49,457 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:03:49,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826967438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:03:49,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 02:03:49,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-24 02:03:49,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421173152] [2024-11-24 02:03:49,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:03:49,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:03:49,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:03:49,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:03:49,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:03:49,459 INFO L87 Difference]: Start difference. First operand 12712 states and 18439 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 02:03:52,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:03:52,276 INFO L93 Difference]: Finished difference Result 25377 states and 36836 transitions. [2024-11-24 02:03:52,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:03:52,276 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 139 [2024-11-24 02:03:52,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:03:52,349 INFO L225 Difference]: With dead ends: 25377 [2024-11-24 02:03:52,349 INFO L226 Difference]: Without dead ends: 12740 [2024-11-24 02:03:52,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:03:52,388 INFO L435 NwaCegarLoop]: 1920 mSDtfsCounter, 1373 mSDsluCounter, 2184 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1803 SdHoareTripleChecker+Valid, 4104 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:03:52,388 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1803 Valid, 4104 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-24 02:03:52,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12740 states. [2024-11-24 02:03:53,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12740 to 12712. [2024-11-24 02:03:53,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12712 states, 9013 states have (on average 1.3108842782647288) internal successors, (11815), 9060 states have internal predecessors, (11815), 3304 states have call successors, (3304), 393 states have call predecessors, (3304), 394 states have return successors, (3306), 3297 states have call predecessors, (3306), 3302 states have call successors, (3306) [2024-11-24 02:03:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12712 states to 12712 states and 18425 transitions. [2024-11-24 02:03:53,277 INFO L78 Accepts]: Start accepts. Automaton has 12712 states and 18425 transitions. Word has length 139 [2024-11-24 02:03:53,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:03:53,278 INFO L471 AbstractCegarLoop]: Abstraction has 12712 states and 18425 transitions. [2024-11-24 02:03:53,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-24 02:03:53,278 INFO L276 IsEmpty]: Start isEmpty. Operand 12712 states and 18425 transitions. [2024-11-24 02:03:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-24 02:03:53,290 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:03:53,290 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:03:53,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-24 02:03:53,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-24 02:03:53,491 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:03:53,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:03:53,491 INFO L85 PathProgramCache]: Analyzing trace with hash 590136529, now seen corresponding path program 1 times [2024-11-24 02:03:53,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:03:53,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441891473] [2024-11-24 02:03:53,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:03:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:03:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:03:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1039 trivial. 0 not checked. [2024-11-24 02:03:56,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:03:56,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441891473] [2024-11-24 02:03:56,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441891473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:03:56,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:03:56,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 02:03:56,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893309399] [2024-11-24 02:03:56,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:03:56,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:03:56,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:03:56,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:03:56,029 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:03:56,029 INFO L87 Difference]: Start difference. First operand 12712 states and 18425 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-24 02:03:56,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:03:56,545 INFO L93 Difference]: Finished difference Result 22872 states and 33120 transitions. [2024-11-24 02:03:56,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 02:03:56,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 154 [2024-11-24 02:03:56,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:03:56,600 INFO L225 Difference]: With dead ends: 22872 [2024-11-24 02:03:56,600 INFO L226 Difference]: Without dead ends: 10214 [2024-11-24 02:03:56,639 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:03:56,640 INFO L435 NwaCegarLoop]: 1641 mSDtfsCounter, 0 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4916 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:03:56,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4916 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:03:56,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10214 states. [2024-11-24 02:03:57,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10214 to 10214. [2024-11-24 02:03:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10214 states, 7247 states have (on average 1.3077135366358492) internal successors, (9477), 7285 states have internal predecessors, (9477), 2632 states have call successors, (2632), 333 states have call predecessors, (2632), 334 states have return successors, (2634), 2625 states have call predecessors, (2634), 2630 states have call successors, (2634) [2024-11-24 02:03:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10214 states to 10214 states and 14743 transitions. [2024-11-24 02:03:57,258 INFO L78 Accepts]: Start accepts. Automaton has 10214 states and 14743 transitions. Word has length 154 [2024-11-24 02:03:57,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:03:57,258 INFO L471 AbstractCegarLoop]: Abstraction has 10214 states and 14743 transitions. [2024-11-24 02:03:57,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-24 02:03:57,259 INFO L276 IsEmpty]: Start isEmpty. Operand 10214 states and 14743 transitions. [2024-11-24 02:03:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-24 02:03:57,268 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:03:57,268 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:03:57,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 02:03:57,268 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:03:57,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:03:57,269 INFO L85 PathProgramCache]: Analyzing trace with hash -532849997, now seen corresponding path program 1 times [2024-11-24 02:03:57,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:03:57,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118521072] [2024-11-24 02:03:57,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:03:57,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:03:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:03:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1034 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1034 trivial. 0 not checked. [2024-11-24 02:03:59,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:03:59,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118521072] [2024-11-24 02:03:59,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118521072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:03:59,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:03:59,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:03:59,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704182115] [2024-11-24 02:03:59,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:03:59,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:03:59,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:03:59,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:03:59,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:03:59,391 INFO L87 Difference]: Start difference. First operand 10214 states and 14743 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 02:03:59,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:03:59,956 INFO L93 Difference]: Finished difference Result 20298 states and 29320 transitions. [2024-11-24 02:03:59,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:03:59,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 160 [2024-11-24 02:03:59,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:04:00,020 INFO L225 Difference]: With dead ends: 20298 [2024-11-24 02:04:00,020 INFO L226 Difference]: Without dead ends: 10159 [2024-11-24 02:04:00,051 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:04:00,052 INFO L435 NwaCegarLoop]: 1631 mSDtfsCounter, 1590 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:04:00,052 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1590 Valid, 1631 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 02:04:00,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10159 states. [2024-11-24 02:04:00,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10159 to 10159. [2024-11-24 02:04:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10159 states, 7203 states have (on average 1.3050118006386229) internal successors, (9400), 7241 states have internal predecessors, (9400), 2621 states have call successors, (2621), 333 states have call predecessors, (2621), 334 states have return successors, (2623), 2614 states have call predecessors, (2623), 2619 states have call successors, (2623) [2024-11-24 02:04:00,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10159 states to 10159 states and 14644 transitions. [2024-11-24 02:04:00,719 INFO L78 Accepts]: Start accepts. Automaton has 10159 states and 14644 transitions. Word has length 160 [2024-11-24 02:04:00,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:04:00,719 INFO L471 AbstractCegarLoop]: Abstraction has 10159 states and 14644 transitions. [2024-11-24 02:04:00,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-24 02:04:00,720 INFO L276 IsEmpty]: Start isEmpty. Operand 10159 states and 14644 transitions. [2024-11-24 02:04:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-24 02:04:00,730 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:04:00,730 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:04:00,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 02:04:00,730 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:04:00,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:04:00,731 INFO L85 PathProgramCache]: Analyzing trace with hash 822214681, now seen corresponding path program 1 times [2024-11-24 02:04:00,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:04:00,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881465643] [2024-11-24 02:04:00,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:04:00,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:04:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:04:09,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 1033 trivial. 0 not checked. [2024-11-24 02:04:09,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:04:09,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881465643] [2024-11-24 02:04:09,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881465643] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:04:09,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413354352] [2024-11-24 02:04:09,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:04:09,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:04:09,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:04:09,251 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:04:09,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1e87ad1-4a46-44dd-b4a9-dc0f60a06eda/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-24 02:04:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:04:13,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 2852 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-11-24 02:04:13,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:04:27,816 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:04:27,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 48 [2024-11-24 02:04:59,409 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 02:04:59,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 195 treesize of output 687 [2024-11-24 02:05:17,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2024-11-24 02:05:17,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-11-24 02:05:17,864 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:05:35,931 INFO L349 Elim1Store]: treesize reduction 4, result has 82.6 percent of original size [2024-11-24 02:05:35,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 27 [2024-11-24 02:05:36,228 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-24 02:05:36,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 13 [2024-11-24 02:05:36,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 02:05:36,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-24 02:05:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-11-24 02:05:36,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413354352] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:05:36,789 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:05:36,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 22, 15] total 26 [2024-11-24 02:05:36,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602849334] [2024-11-24 02:05:36,789 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:05:36,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-24 02:05:36,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:05:36,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-24 02:05:36,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=560, Unknown=7, NotChecked=0, Total=650 [2024-11-24 02:05:36,791 INFO L87 Difference]: Start difference. First operand 10159 states and 14644 transitions. Second operand has 26 states, 23 states have (on average 4.782608695652174) internal successors, (110), 22 states have internal predecessors, (110), 8 states have call successors, (21), 4 states have call predecessors, (21), 7 states have return successors, (20), 9 states have call predecessors, (20), 7 states have call successors, (20) [2024-11-24 02:05:40,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:05:45,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:05:49,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:05:53,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:05:57,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:01,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:05,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:09,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:13,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:17,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:21,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:25,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:29,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:33,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:38,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:42,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:46,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:06:50,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:06:54,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:07:00,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:06,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:10,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:16,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:20,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:24,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:28,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:38,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:42,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:47,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:51,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:55,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:07:59,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:04,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:08,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:12,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:16,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:20,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:25,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:29,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:33,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:37,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:41,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:46,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:50,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:54,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:08:58,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:07,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:12,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:16,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:20,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:25,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:29,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:33,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:37,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:41,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:45,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:49,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:53,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:09:58,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:02,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:07,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:11,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:15,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:19,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:23,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:27,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:32,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:36,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:41,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:45,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:50,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:54,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:10:58,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:03,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:07,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:11,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:21,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:25,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:30,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:34,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:38,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:42,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:49,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:53,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:11:57,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:01,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:05,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:09,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:14,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:18,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:22,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:26,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:30,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:34,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:38,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:42,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:46,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:50,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:54,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:12:59,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:03,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:07,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:11,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:15,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:19,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:23,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:27,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:31,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:35,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:39,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:44,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:48,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:13:56,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:00,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:05,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:09,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:15,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:19,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:23,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:27,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:31,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:35,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:40,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:44,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:48,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:52,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 02:14:57,672 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 [0]