./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.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_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/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_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/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_e2e8f62d-07b3-4688-8183-407dc4214a87/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 f0264a7c1c07e6092d32753a230521a5edec309c10f882cddd09eac7d8c938cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:34:47,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:34:47,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 22:34:47,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:34:47,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:34:47,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:34:47,499 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:34:47,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:34:47,501 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:34:47,501 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:34:47,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:34:47,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:34:47,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:34:47,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:34:47,503 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:34:47,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:34:47,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:34:47,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:34:47,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:34:47,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:34:47,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:34:47,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:34:47,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:34:47,505 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:34:47,505 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:34:47,505 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:34:47,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:47,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:47,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:47,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:47,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:34:47,506 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:47,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:47,507 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:47,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:47,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:34:47,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:34:47,507 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:34:47,508 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:34:47,508 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_e2e8f62d-07b3-4688-8183-407dc4214a87/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 -> f0264a7c1c07e6092d32753a230521a5edec309c10f882cddd09eac7d8c938cd [2024-11-23 22:34:47,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:34:47,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:34:47,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:34:47,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:34:47,878 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:34:47,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2024-11-23 22:34:51,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/data/a672f0931/955deebf2e8542eeaf1aac056afeeff7/FLAGc3416db1a [2024-11-23 22:34:51,673 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:34:51,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2024-11-23 22:34:51,743 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/data/a672f0931/955deebf2e8542eeaf1aac056afeeff7/FLAGc3416db1a [2024-11-23 22:34:51,765 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/data/a672f0931/955deebf2e8542eeaf1aac056afeeff7 [2024-11-23 22:34:51,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:34:51,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:34:51,771 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:51,771 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:34:51,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:34:51,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:51" (1/1) ... [2024-11-23 22:34:51,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30cd0b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:51, skipping insertion in model container [2024-11-23 22:34:51,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:51" (1/1) ... [2024-11-23 22:34:51,895 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:34:53,724 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_e2e8f62d-07b3-4688-8183-407dc4214a87/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2024-11-23 22:34:53,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:54,001 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:34:54,108 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [4067-4068] [2024-11-23 22:34:54,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [4073-4076] [2024-11-23 22:34:54,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\tprefetcht0 %P1\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 6*32+ 8)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\tprefetchw %P1\n6651:\n\t.popsection": : "i" (0), "m" (*((char const *)x))); [4084-4085] [2024-11-23 22:34:54,114 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; addl %1,%0": "+m" (v->counter): "ir" (i)); [4108] [2024-11-23 22:34:54,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [4116-4117] [2024-11-23 22:34:54,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [4128-4129] [2024-11-23 22:34:54,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4132-4133] [2024-11-23 22:34:54,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4136-4137] [2024-11-23 22:34:54,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4140-4141] [2024-11-23 22:34:54,193 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)front) [4941] [2024-11-23 22:34:54,194 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)back) [4942] [2024-11-23 22:34:54,331 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/5262/dscv_tempdir/dscv/ri/32_7a/drivers/video/fbdev/udlfb.c"), "i" (1932), "i" (12UL)); [6665-6666] [2024-11-23 22:34:54,333 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/5262/dscv_tempdir/dscv/ri/32_7a/drivers/video/fbdev/udlfb.c"), "i" (1950), "i" (12UL)); [6689-6690] [2024-11-23 22:34:54,362 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_e2e8f62d-07b3-4688-8183-407dc4214a87/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i[222868,222881] [2024-11-23 22:34:54,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:54,533 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:34:54,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54 WrapperNode [2024-11-23 22:34:54,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:54,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:54,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:34:54,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:34:54,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:54,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:54,871 INFO L138 Inliner]: procedures = 318, calls = 1726, calls flagged for inlining = 117, calls inlined = 109, statements flattened = 4233 [2024-11-23 22:34:54,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:54,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:34:54,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:34:54,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:34:54,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:54,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:54,913 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:55,892 INFO L175 MemorySlicer]: Split 803 memory accesses to 27 slices as follows [27, 26, 8, 4, 2, 2, 5, 2, 1, 17, 9, 22, 6, 2, 72, 6, 2, 6, 45, 5, 6, 476, 19, 6, 9, 12, 6]. 59 percent of accesses are in the largest equivalence class. The 45 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 2, 0, 0, 0, 0, 0, 0, 0, 37, 0, 0, 0, 0, 0]. The 397 writes are split as follows [1, 13, 3, 2, 1, 1, 2, 1, 0, 17, 3, 5, 0, 0, 72, 3, 1, 3, 45, 3, 3, 188, 19, 2, 2, 4, 3]. [2024-11-23 22:34:55,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:55,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,075 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:34:56,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:34:56,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:34:56,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:34:56,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (1/1) ... [2024-11-23 22:34:56,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:56,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:34:56,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:34:56,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:34:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-23 22:34:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-23 22:34:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2024-11-23 22:34:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2024-11-23 22:34:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-23 22:34:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-23 22:34:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2024-11-23 22:34:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2024-11-23 22:34:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2024-11-23 22:34:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2024-11-23 22:34:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 22:34:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 22:34:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 22:34:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 22:34:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 22:34:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 22:34:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 22:34:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 22:34:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-23 22:34:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 22:34:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-23 22:34:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 22:34:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 22:34:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2024-11-23 22:34:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2024-11-23 22:34:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2024-11-23 22:34:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2024-11-23 22:34:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-23 22:34:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-23 22:34:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-23 22:34:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2024-11-23 22:34:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 22:34:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-11-23 22:34:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-23 22:34:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 22:34:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 22:34:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-23 22:34:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-23 22:34:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 22:34:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 22:34:56,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-23 22:34:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-23 22:34:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-23 22:34:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-23 22:34:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-23 22:34:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-23 22:34:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2024-11-23 22:34:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2024-11-23 22:34:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:34:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:34:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2024-11-23 22:34:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2024-11-23 22:34:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2024-11-23 22:34:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2024-11-23 22:34:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-23 22:34:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-23 22:34:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-23 22:34:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-23 22:34:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2024-11-23 22:34:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2024-11-23 22:34:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 22:34:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-23 22:34:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-23 22:34:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2024-11-23 22:34:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-23 22:34:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 22:34:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 22:34:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-23 22:34:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-23 22:34:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 22:34:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 22:34:56,350 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-23 22:34:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-23 22:34:56,350 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-23 22:34:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2024-11-23 22:34:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-23 22:34:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-23 22:34:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 22:34:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2024-11-23 22:34:56,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-23 22:34:56,352 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 22:34:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-11-23 22:34:56,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:34:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:34:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:34:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 22:34:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 22:34:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 22:34:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 22:34:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 22:34:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-23 22:34:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2024-11-23 22:34:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2024-11-23 22:34:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2024-11-23 22:34:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2024-11-23 22:34:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2024-11-23 22:34:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2024-11-23 22:34:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-23 22:34:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-23 22:34:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-23 22:34:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-23 22:34:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-23 22:34:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-23 22:34:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-23 22:34:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-23 22:34:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-23 22:34:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-23 22:34:56,363 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-23 22:34:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2024-11-23 22:34:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-23 22:34:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 22:34:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-23 22:34:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-23 22:34:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2024-11-23 22:34:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 22:34:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2024-11-23 22:34:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2024-11-23 22:34:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-23 22:34:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 22:34:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2024-11-23 22:34:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2024-11-23 22:34:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-23 22:34:56,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-23 22:34:56,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2024-11-23 22:34:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-23 22:34:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2024-11-23 22:34:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2024-11-23 22:34:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 22:34:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2024-11-23 22:34:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-11-23 22:34:56,374 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:34:56,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-23 22:34:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-23 22:34:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-23 22:34:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-23 22:34:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-23 22:34:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:34:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:34:57,516 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:34:57,522 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:34:59,035 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 22:35:21,254 INFO L? ?]: Removed 2296 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:21,254 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:21,316 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:21,320 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 22:35:21,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:21 BoogieIcfgContainer [2024-11-23 22:35:21,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:21,324 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:21,328 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:21,337 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:21,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:34:51" (1/3) ... [2024-11-23 22:35:21,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f6b7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:21, skipping insertion in model container [2024-11-23 22:35:21,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:54" (2/3) ... [2024-11-23 22:35:21,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f6b7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:21, skipping insertion in model container [2024-11-23 22:35:21,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:21" (3/3) ... [2024-11-23 22:35:21,343 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2024-11-23 22:35:21,371 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:21,377 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i that has 135 procedures, 1673 locations, 1 initial locations, 81 loop locations, and 1 error locations. [2024-11-23 22:35:21,547 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:21,565 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;@5fe42f7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:21,565 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:21,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 1442 states, 1021 states have (on average 1.3339862879529873) internal successors, (1362), 1052 states have internal predecessors, (1362), 337 states have call successors, (337), 83 states have call predecessors, (337), 82 states have return successors, (329), 324 states have call predecessors, (329), 329 states have call successors, (329) [2024-11-23 22:35:21,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-23 22:35:21,630 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:21,631 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:21,631 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:21,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:21,645 INFO L85 PathProgramCache]: Analyzing trace with hash -51321872, now seen corresponding path program 1 times [2024-11-23 22:35:21,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:21,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861948877] [2024-11-23 22:35:21,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:21,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2024-11-23 22:35:27,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:27,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861948877] [2024-11-23 22:35:27,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861948877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:27,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419361116] [2024-11-23 22:35:27,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:27,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:27,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:27,355 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:27,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:35:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:32,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 4213 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:32,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:32,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 1905 trivial. 0 not checked. [2024-11-23 22:35:32,764 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:32,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419361116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:32,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:35:32,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:35:32,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781568081] [2024-11-23 22:35:32,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:32,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:32,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:32,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:32,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:32,818 INFO L87 Difference]: Start difference. First operand has 1442 states, 1021 states have (on average 1.3339862879529873) internal successors, (1362), 1052 states have internal predecessors, (1362), 337 states have call successors, (337), 83 states have call predecessors, (337), 82 states have return successors, (329), 324 states have call predecessors, (329), 329 states have call successors, (329) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-23 22:35:33,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:33,081 INFO L93 Difference]: Finished difference Result 2879 states and 4114 transitions. [2024-11-23 22:35:33,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:33,083 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 389 [2024-11-23 22:35:33,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:33,120 INFO L225 Difference]: With dead ends: 2879 [2024-11-23 22:35:33,120 INFO L226 Difference]: Without dead ends: 1424 [2024-11-23 22:35:33,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:33,136 INFO L435 NwaCegarLoop]: 2015 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2015 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:33,137 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:33,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2024-11-23 22:35:33,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 1424. [2024-11-23 22:35:33,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1013 states have (on average 1.319842053307009) internal successors, (1337), 1034 states have internal predecessors, (1337), 329 states have call successors, (329), 82 states have call predecessors, (329), 81 states have return successors, (322), 317 states have call predecessors, (322), 322 states have call successors, (322) [2024-11-23 22:35:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1988 transitions. [2024-11-23 22:35:33,340 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1988 transitions. Word has length 389 [2024-11-23 22:35:33,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:33,342 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 1988 transitions. [2024-11-23 22:35:33,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-23 22:35:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1988 transitions. [2024-11-23 22:35:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-23 22:35:33,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:33,362 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:33,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:35:33,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2e8f62d-07b3-4688-8183-407dc4214a87/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:35:33,563 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:33,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:33,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1535264472, now seen corresponding path program 1 times [2024-11-23 22:35:33,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:33,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208183219] [2024-11-23 22:35:33,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:33,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2024-11-23 22:35:38,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:38,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208183219] [2024-11-23 22:35:38,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208183219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:38,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:38,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:38,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593571097] [2024-11-23 22:35:38,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:38,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:38,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:38,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:38,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:38,355 INFO L87 Difference]: Start difference. First operand 1424 states and 1988 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 22:35:42,423 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 [] [2024-11-23 22:35:43,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:43,200 INFO L93 Difference]: Finished difference Result 4099 states and 5725 transitions. [2024-11-23 22:35:43,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:43,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 389 [2024-11-23 22:35:43,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:43,228 INFO L225 Difference]: With dead ends: 4099 [2024-11-23 22:35:43,228 INFO L226 Difference]: Without dead ends: 2746 [2024-11-23 22:35:43,235 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 [2024-11-23 22:35:43,237 INFO L435 NwaCegarLoop]: 1998 mSDtfsCounter, 1845 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1845 SdHoareTripleChecker+Valid, 3965 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:43,237 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1845 Valid, 3965 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-23 22:35:43,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2746 states. [2024-11-23 22:35:43,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2746 to 2742. [2024-11-23 22:35:43,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2742 states, 1964 states have (on average 1.325356415478615) internal successors, (2603), 2000 states have internal predecessors, (2603), 617 states have call successors, (617), 161 states have call predecessors, (617), 160 states have return successors, (610), 600 states have call predecessors, (610), 610 states have call successors, (610) [2024-11-23 22:35:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3830 transitions. [2024-11-23 22:35:43,433 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3830 transitions. Word has length 389 [2024-11-23 22:35:43,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:43,436 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3830 transitions. [2024-11-23 22:35:43,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 22:35:43,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3830 transitions. [2024-11-23 22:35:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2024-11-23 22:35:43,450 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:43,451 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:43,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:35:43,451 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:43,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:43,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1745784308, now seen corresponding path program 1 times [2024-11-23 22:35:43,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:43,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445315317] [2024-11-23 22:35:43,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:43,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2024-11-23 22:35:47,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:47,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445315317] [2024-11-23 22:35:47,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445315317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:47,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:47,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:47,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825024083] [2024-11-23 22:35:47,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:47,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:47,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:47,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:47,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:47,172 INFO L87 Difference]: Start difference. First operand 2742 states and 3830 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:35:47,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:47,692 INFO L93 Difference]: Finished difference Result 7999 states and 11156 transitions. [2024-11-23 22:35:47,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:47,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 399 [2024-11-23 22:35:47,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:47,741 INFO L225 Difference]: With dead ends: 7999 [2024-11-23 22:35:47,741 INFO L226 Difference]: Without dead ends: 5328 [2024-11-23 22:35:47,757 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 [2024-11-23 22:35:47,760 INFO L435 NwaCegarLoop]: 1995 mSDtfsCounter, 1902 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 3869 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:47,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1902 Valid, 3869 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:35:47,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2024-11-23 22:35:48,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 5310. [2024-11-23 22:35:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5310 states, 3811 states have (on average 1.324849120965626) internal successors, (5049), 3877 states have internal predecessors, (5049), 1180 states have call successors, (1180), 319 states have call predecessors, (1180), 318 states have return successors, (1173), 1153 states have call predecessors, (1173), 1173 states have call successors, (1173) [2024-11-23 22:35:48,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5310 states to 5310 states and 7402 transitions. [2024-11-23 22:35:48,094 INFO L78 Accepts]: Start accepts. Automaton has 5310 states and 7402 transitions. Word has length 399 [2024-11-23 22:35:48,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:48,098 INFO L471 AbstractCegarLoop]: Abstraction has 5310 states and 7402 transitions. [2024-11-23 22:35:48,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:35:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 5310 states and 7402 transitions. [2024-11-23 22:35:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-23 22:35:48,113 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:48,114 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:48,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:35:48,114 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:48,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:48,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1544995039, now seen corresponding path program 1 times [2024-11-23 22:35:48,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:48,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857115468] [2024-11-23 22:35:48,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:48,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:51,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2024-11-23 22:35:51,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:51,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857115468] [2024-11-23 22:35:51,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857115468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:51,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:51,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:51,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120258873] [2024-11-23 22:35:51,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:51,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:51,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:51,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:51,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:51,622 INFO L87 Difference]: Start difference. First operand 5310 states and 7402 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:35:51,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:51,833 INFO L93 Difference]: Finished difference Result 5312 states and 7403 transitions. [2024-11-23 22:35:51,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:51,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 409 [2024-11-23 22:35:51,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:51,881 INFO L225 Difference]: With dead ends: 5312 [2024-11-23 22:35:51,882 INFO L226 Difference]: Without dead ends: 5309 [2024-11-23 22:35:51,887 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 [2024-11-23 22:35:51,889 INFO L435 NwaCegarLoop]: 1985 mSDtfsCounter, 1906 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1906 SdHoareTripleChecker+Valid, 1985 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 [2024-11-23 22:35:51,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1906 Valid, 1985 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:51,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5309 states. [2024-11-23 22:35:52,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5309 to 5309. [2024-11-23 22:35:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5309 states, 3811 states have (on average 1.324586722644975) internal successors, (5048), 3876 states have internal predecessors, (5048), 1179 states have call successors, (1179), 319 states have call predecessors, (1179), 318 states have return successors, (1173), 1153 states have call predecessors, (1173), 1173 states have call successors, (1173) [2024-11-23 22:35:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 7400 transitions. [2024-11-23 22:35:52,226 INFO L78 Accepts]: Start accepts. Automaton has 5309 states and 7400 transitions. Word has length 409 [2024-11-23 22:35:52,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:52,230 INFO L471 AbstractCegarLoop]: Abstraction has 5309 states and 7400 transitions. [2024-11-23 22:35:52,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:35:52,230 INFO L276 IsEmpty]: Start isEmpty. Operand 5309 states and 7400 transitions. [2024-11-23 22:35:52,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2024-11-23 22:35:52,242 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:52,242 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:52,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:35:52,243 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:52,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:52,244 INFO L85 PathProgramCache]: Analyzing trace with hash -650671960, now seen corresponding path program 1 times [2024-11-23 22:35:52,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:52,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49466139] [2024-11-23 22:35:52,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:52,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:55,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2024-11-23 22:35:55,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:55,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49466139] [2024-11-23 22:35:55,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49466139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:55,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:55,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:55,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780592307] [2024-11-23 22:35:55,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:55,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:55,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:55,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:55,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:55,546 INFO L87 Difference]: Start difference. First operand 5309 states and 7400 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:35:55,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:55,777 INFO L93 Difference]: Finished difference Result 5311 states and 7401 transitions. [2024-11-23 22:35:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:55,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 410 [2024-11-23 22:35:55,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:55,833 INFO L225 Difference]: With dead ends: 5311 [2024-11-23 22:35:55,833 INFO L226 Difference]: Without dead ends: 5308 [2024-11-23 22:35:55,838 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 [2024-11-23 22:35:55,840 INFO L435 NwaCegarLoop]: 1983 mSDtfsCounter, 1903 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1903 SdHoareTripleChecker+Valid, 1983 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 [2024-11-23 22:35:55,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1903 Valid, 1983 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:55,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5308 states. [2024-11-23 22:35:56,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5308 to 5308. [2024-11-23 22:35:56,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5308 states, 3811 states have (on average 1.3243243243243243) internal successors, (5047), 3875 states have internal predecessors, (5047), 1178 states have call successors, (1178), 319 states have call predecessors, (1178), 318 states have return successors, (1173), 1153 states have call predecessors, (1173), 1173 states have call successors, (1173) [2024-11-23 22:35:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5308 states to 5308 states and 7398 transitions. [2024-11-23 22:35:56,222 INFO L78 Accepts]: Start accepts. Automaton has 5308 states and 7398 transitions. Word has length 410 [2024-11-23 22:35:56,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:56,224 INFO L471 AbstractCegarLoop]: Abstraction has 5308 states and 7398 transitions. [2024-11-23 22:35:56,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:35:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 5308 states and 7398 transitions. [2024-11-23 22:35:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-11-23 22:35:56,237 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:56,237 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:56,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:35:56,237 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:56,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:56,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1303544580, now seen corresponding path program 1 times [2024-11-23 22:35:56,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:56,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201888351] [2024-11-23 22:35:56,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:56,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2024-11-23 22:35:59,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:59,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201888351] [2024-11-23 22:35:59,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201888351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:59,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:59,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:59,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935007688] [2024-11-23 22:35:59,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:59,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:59,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:59,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:59,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:59,582 INFO L87 Difference]: Start difference. First operand 5308 states and 7398 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:36:00,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:00,261 INFO L93 Difference]: Finished difference Result 15692 states and 22299 transitions. [2024-11-23 22:36:00,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:36:00,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 411 [2024-11-23 22:36:00,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:00,380 INFO L225 Difference]: With dead ends: 15692 [2024-11-23 22:36:00,380 INFO L226 Difference]: Without dead ends: 10465 [2024-11-23 22:36:00,414 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 [2024-11-23 22:36:00,416 INFO L435 NwaCegarLoop]: 2401 mSDtfsCounter, 1913 mSDsluCounter, 1886 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1913 SdHoareTripleChecker+Valid, 4287 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:00,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1913 Valid, 4287 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:36:00,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10465 states. [2024-11-23 22:36:01,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10465 to 10453. [2024-11-23 22:36:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10453 states, 7527 states have (on average 1.3269562906868606) internal successors, (9988), 7651 states have internal predecessors, (9988), 2309 states have call successors, (2309), 622 states have call predecessors, (2309), 616 states have return successors, (2499), 2259 states have call predecessors, (2499), 2303 states have call successors, (2499) [2024-11-23 22:36:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10453 states to 10453 states and 14796 transitions. [2024-11-23 22:36:01,183 INFO L78 Accepts]: Start accepts. Automaton has 10453 states and 14796 transitions. Word has length 411 [2024-11-23 22:36:01,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:01,185 INFO L471 AbstractCegarLoop]: Abstraction has 10453 states and 14796 transitions. [2024-11-23 22:36:01,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:36:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 10453 states and 14796 transitions. [2024-11-23 22:36:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-11-23 22:36:01,198 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:01,198 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:01,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:36:01,198 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:01,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:01,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1754720043, now seen corresponding path program 1 times [2024-11-23 22:36:01,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:01,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953967544] [2024-11-23 22:36:01,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:01,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:04,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2024-11-23 22:36:04,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:04,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953967544] [2024-11-23 22:36:04,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953967544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:04,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:04,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:36:04,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186996936] [2024-11-23 22:36:04,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:04,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:36:04,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:04,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:36:04,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:36:04,651 INFO L87 Difference]: Start difference. First operand 10453 states and 14796 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:36:05,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:05,117 INFO L93 Difference]: Finished difference Result 10455 states and 14797 transitions. [2024-11-23 22:36:05,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:36:05,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 412 [2024-11-23 22:36:05,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:05,199 INFO L225 Difference]: With dead ends: 10455 [2024-11-23 22:36:05,200 INFO L226 Difference]: Without dead ends: 10452 [2024-11-23 22:36:05,210 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 [2024-11-23 22:36:05,212 INFO L435 NwaCegarLoop]: 1981 mSDtfsCounter, 1899 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1899 SdHoareTripleChecker+Valid, 1981 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 [2024-11-23 22:36:05,212 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1899 Valid, 1981 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:36:05,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10452 states. [2024-11-23 22:36:06,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10452 to 10452. [2024-11-23 22:36:06,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10452 states, 7527 states have (on average 1.326823435631726) internal successors, (9987), 7650 states have internal predecessors, (9987), 2308 states have call successors, (2308), 622 states have call predecessors, (2308), 616 states have return successors, (2499), 2259 states have call predecessors, (2499), 2303 states have call successors, (2499) [2024-11-23 22:36:06,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10452 states to 10452 states and 14794 transitions. [2024-11-23 22:36:06,242 INFO L78 Accepts]: Start accepts. Automaton has 10452 states and 14794 transitions. Word has length 412 [2024-11-23 22:36:06,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:06,244 INFO L471 AbstractCegarLoop]: Abstraction has 10452 states and 14794 transitions. [2024-11-23 22:36:06,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:36:06,244 INFO L276 IsEmpty]: Start isEmpty. Operand 10452 states and 14794 transitions. [2024-11-23 22:36:06,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-11-23 22:36:06,259 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:06,259 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:06,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 22:36:06,259 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:06,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:06,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1438704921, now seen corresponding path program 1 times [2024-11-23 22:36:06,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:06,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781445553] [2024-11-23 22:36:06,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:06,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2024-11-23 22:36:09,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:09,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781445553] [2024-11-23 22:36:09,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781445553] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:09,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:09,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:36:09,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724656200] [2024-11-23 22:36:09,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:09,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:36:09,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:09,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:36:09,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:36:09,476 INFO L87 Difference]: Start difference. First operand 10452 states and 14794 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, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:36:09,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:09,854 INFO L93 Difference]: Finished difference Result 10454 states and 14795 transitions. [2024-11-23 22:36:09,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:36:09,854 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, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 413 [2024-11-23 22:36:09,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:09,915 INFO L225 Difference]: With dead ends: 10454 [2024-11-23 22:36:09,915 INFO L226 Difference]: Without dead ends: 10442 [2024-11-23 22:36:09,923 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 [2024-11-23 22:36:09,924 INFO L435 NwaCegarLoop]: 1980 mSDtfsCounter, 1896 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:09,924 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1896 Valid, 1980 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:36:09,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10442 states. [2024-11-23 22:36:10,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10442 to 10442. [2024-11-23 22:36:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10442 states, 7518 states have (on average 1.326416600159617) internal successors, (9972), 7640 states have internal predecessors, (9972), 2307 states have call successors, (2307), 622 states have call predecessors, (2307), 616 states have return successors, (2499), 2259 states have call predecessors, (2499), 2303 states have call successors, (2499) [2024-11-23 22:36:10,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10442 states to 10442 states and 14778 transitions. [2024-11-23 22:36:10,707 INFO L78 Accepts]: Start accepts. Automaton has 10442 states and 14778 transitions. Word has length 413 [2024-11-23 22:36:10,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:10,708 INFO L471 AbstractCegarLoop]: Abstraction has 10442 states and 14778 transitions. [2024-11-23 22:36:10,709 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, (33), 2 states have call predecessors, (33), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-23 22:36:10,709 INFO L276 IsEmpty]: Start isEmpty. Operand 10442 states and 14778 transitions. [2024-11-23 22:36:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-11-23 22:36:10,722 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:10,722 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:10,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 22:36:10,723 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:10,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:10,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1012017450, now seen corresponding path program 1 times [2024-11-23 22:36:10,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:10,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882314829] [2024-11-23 22:36:10,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:10,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2024-11-23 22:36:14,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:14,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882314829] [2024-11-23 22:36:14,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882314829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:14,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:14,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:36:14,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701495581] [2024-11-23 22:36:14,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:14,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:36:14,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:14,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:36:14,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:36:14,387 INFO L87 Difference]: Start difference. First operand 10442 states and 14778 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2024-11-23 22:36:15,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:15,307 INFO L93 Difference]: Finished difference Result 20888 states and 29980 transitions. [2024-11-23 22:36:15,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:36:15,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 442 [2024-11-23 22:36:15,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:15,381 INFO L225 Difference]: With dead ends: 20888 [2024-11-23 22:36:15,381 INFO L226 Difference]: Without dead ends: 10527 [2024-11-23 22:36:15,443 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:15,445 INFO L435 NwaCegarLoop]: 1975 mSDtfsCounter, 10 mSDsluCounter, 3942 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 5917 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:15,445 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 5917 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:36:15,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10527 states. [2024-11-23 22:36:16,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10527 to 10466. [2024-11-23 22:36:16,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10466 states, 7542 states have (on average 1.3253778838504375) internal successors, (9996), 7664 states have internal predecessors, (9996), 2307 states have call successors, (2307), 622 states have call predecessors, (2307), 616 states have return successors, (2499), 2259 states have call predecessors, (2499), 2303 states have call successors, (2499) [2024-11-23 22:36:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10466 states to 10466 states and 14802 transitions. [2024-11-23 22:36:16,319 INFO L78 Accepts]: Start accepts. Automaton has 10466 states and 14802 transitions. Word has length 442 [2024-11-23 22:36:16,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:16,321 INFO L471 AbstractCegarLoop]: Abstraction has 10466 states and 14802 transitions. [2024-11-23 22:36:16,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2024-11-23 22:36:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 10466 states and 14802 transitions. [2024-11-23 22:36:16,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-23 22:36:16,329 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:16,330 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:16,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 22:36:16,330 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:16,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:16,331 INFO L85 PathProgramCache]: Analyzing trace with hash -984015100, now seen corresponding path program 1 times [2024-11-23 22:36:16,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:16,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284172482] [2024-11-23 22:36:16,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:16,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2024-11-23 22:36:21,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:21,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284172482] [2024-11-23 22:36:21,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284172482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:21,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:21,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:36:21,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885064167] [2024-11-23 22:36:21,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:21,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:36:21,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:21,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:36:21,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:21,061 INFO L87 Difference]: Start difference. First operand 10466 states and 14802 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:36:25,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:29,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:39,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:39,625 INFO L93 Difference]: Finished difference Result 31228 states and 45420 transitions. [2024-11-23 22:36:39,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:36:39,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 445 [2024-11-23 22:36:39,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:39,779 INFO L225 Difference]: With dead ends: 31228 [2024-11-23 22:36:39,779 INFO L226 Difference]: Without dead ends: 20843 [2024-11-23 22:36:39,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:39,840 INFO L435 NwaCegarLoop]: 2047 mSDtfsCounter, 2369 mSDsluCounter, 3004 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 137 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2418 SdHoareTripleChecker+Valid, 5051 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:39,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2418 Valid, 5051 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 656 Invalid, 2 Unknown, 0 Unchecked, 17.5s Time] [2024-11-23 22:36:39,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20843 states. [2024-11-23 22:36:41,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20843 to 20820. [2024-11-23 22:36:41,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20820 states, 15020 states have (on average 1.3256324900133156) internal successors, (19911), 15262 states have internal predecessors, (19911), 4571 states have call successors, (4571), 1238 states have call predecessors, (4571), 1228 states have return successors, (5579), 4479 states have call predecessors, (5579), 4567 states have call successors, (5579) [2024-11-23 22:36:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20820 states to 20820 states and 30061 transitions. [2024-11-23 22:36:41,380 INFO L78 Accepts]: Start accepts. Automaton has 20820 states and 30061 transitions. Word has length 445 [2024-11-23 22:36:41,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:41,382 INFO L471 AbstractCegarLoop]: Abstraction has 20820 states and 30061 transitions. [2024-11-23 22:36:41,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:36:41,382 INFO L276 IsEmpty]: Start isEmpty. Operand 20820 states and 30061 transitions. [2024-11-23 22:36:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2024-11-23 22:36:41,391 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:41,391 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:41,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 22:36:41,391 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:41,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:41,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1301046237, now seen corresponding path program 1 times [2024-11-23 22:36:41,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:41,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735335377] [2024-11-23 22:36:41,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:41,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2024-11-23 22:36:46,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:46,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735335377] [2024-11-23 22:36:46,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735335377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:46,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:46,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:36:46,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087342851] [2024-11-23 22:36:46,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:46,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:36:46,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:46,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:36:46,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:46,566 INFO L87 Difference]: Start difference. First operand 20820 states and 30061 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:36:50,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:54,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:10,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:37:10,419 INFO L93 Difference]: Finished difference Result 51912 states and 76350 transitions. [2024-11-23 22:37:10,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:37:10,419 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 444 [2024-11-23 22:37:10,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:37:10,625 INFO L225 Difference]: With dead ends: 51912 [2024-11-23 22:37:10,625 INFO L226 Difference]: Without dead ends: 31173 [2024-11-23 22:37:10,715 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:37:10,717 INFO L435 NwaCegarLoop]: 2041 mSDtfsCounter, 1838 mSDsluCounter, 4905 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 74 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1887 SdHoareTripleChecker+Valid, 6946 SdHoareTripleChecker+Invalid, 1368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:37:10,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1887 Valid, 6946 Invalid, 1368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1292 Invalid, 2 Unknown, 0 Unchecked, 22.4s Time] [2024-11-23 22:37:10,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31173 states. [2024-11-23 22:37:13,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31173 to 31150. [2024-11-23 22:37:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31150 states, 22482 states have (on average 1.3252379681522997) internal successors, (29794), 22844 states have internal predecessors, (29794), 6827 states have call successors, (6827), 1854 states have call predecessors, (6827), 1840 states have return successors, (9127), 6691 states have call predecessors, (9127), 6823 states have call successors, (9127) [2024-11-23 22:37:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31150 states to 31150 states and 45748 transitions. [2024-11-23 22:37:13,575 INFO L78 Accepts]: Start accepts. Automaton has 31150 states and 45748 transitions. Word has length 444 [2024-11-23 22:37:13,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:37:13,577 INFO L471 AbstractCegarLoop]: Abstraction has 31150 states and 45748 transitions. [2024-11-23 22:37:13,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:37:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 31150 states and 45748 transitions. [2024-11-23 22:37:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2024-11-23 22:37:13,589 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:37:13,590 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:37:13,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 22:37:13,590 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:37:13,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:37:13,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1196754067, now seen corresponding path program 1 times [2024-11-23 22:37:13,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:37:13,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783877263] [2024-11-23 22:37:13,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:37:13,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:37:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:37:18,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2024-11-23 22:37:18,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:37:18,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783877263] [2024-11-23 22:37:18,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783877263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:37:18,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:37:18,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:37:18,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742125619] [2024-11-23 22:37:18,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:37:18,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:37:18,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:37:18,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:37:18,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:37:18,739 INFO L87 Difference]: Start difference. First operand 31150 states and 45748 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:37:22,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:27,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:44,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:37:44,143 INFO L93 Difference]: Finished difference Result 72548 states and 108572 transitions. [2024-11-23 22:37:44,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:37:44,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 443 [2024-11-23 22:37:44,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:37:44,422 INFO L225 Difference]: With dead ends: 72548 [2024-11-23 22:37:44,423 INFO L226 Difference]: Without dead ends: 41479 [2024-11-23 22:37:44,579 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:37:44,580 INFO L435 NwaCegarLoop]: 2050 mSDtfsCounter, 1835 mSDsluCounter, 4496 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 72 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1884 SdHoareTripleChecker+Valid, 6546 SdHoareTripleChecker+Invalid, 1334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:37:44,581 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1884 Valid, 6546 Invalid, 1334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 1260 Invalid, 2 Unknown, 0 Unchecked, 23.4s Time] [2024-11-23 22:37:44,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41479 states. [2024-11-23 22:37:47,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41479 to 41456. [2024-11-23 22:37:47,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41456 states, 29928 states have (on average 1.3246792301523658) internal successors, (39645), 30410 states have internal predecessors, (39645), 9075 states have call successors, (9075), 2470 states have call predecessors, (9075), 2452 states have return successors, (13095), 8895 states have call predecessors, (13095), 9071 states have call successors, (13095) [2024-11-23 22:37:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41456 states to 41456 states and 61815 transitions. [2024-11-23 22:37:48,208 INFO L78 Accepts]: Start accepts. Automaton has 41456 states and 61815 transitions. Word has length 443 [2024-11-23 22:37:48,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:37:48,209 INFO L471 AbstractCegarLoop]: Abstraction has 41456 states and 61815 transitions. [2024-11-23 22:37:48,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:37:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 41456 states and 61815 transitions. [2024-11-23 22:37:48,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-11-23 22:37:48,223 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:37:48,223 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:37:48,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-23 22:37:48,224 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:37:48,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:37:48,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1692075820, now seen corresponding path program 1 times [2024-11-23 22:37:48,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:37:48,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054226994] [2024-11-23 22:37:48,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:37:48,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:37:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:37:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2024-11-23 22:37:53,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:37:53,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054226994] [2024-11-23 22:37:53,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054226994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:37:53,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:37:53,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:37:53,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449840912] [2024-11-23 22:37:53,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:37:53,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:37:53,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:37:53,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:37:53,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:37:53,266 INFO L87 Difference]: Start difference. First operand 41456 states and 61815 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 22:37:57,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:38:01,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:38:18,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:38:18,509 INFO L93 Difference]: Finished difference Result 93048 states and 141362 transitions. [2024-11-23 22:38:18,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:38:18,510 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 442 [2024-11-23 22:38:18,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:38:18,829 INFO L225 Difference]: With dead ends: 93048 [2024-11-23 22:38:18,829 INFO L226 Difference]: Without dead ends: 51673 [2024-11-23 22:38:19,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:38:19,002 INFO L435 NwaCegarLoop]: 2516 mSDtfsCounter, 2100 mSDsluCounter, 4057 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 69 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 6573 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:38:19,002 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2149 Valid, 6573 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1231 Invalid, 2 Unknown, 0 Unchecked, 22.8s Time] [2024-11-23 22:38:19,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51673 states.