./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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-?-551b009-m [2025-01-09 19:06:58,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:06:58,938 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:06:58,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:06:58,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:06:58,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:06:58,967 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:06:58,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:06:58,968 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:06:58,968 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:06:58,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:06:58,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:06:58,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:06:58,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:06:58,969 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:06:58,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:06:58,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:06:58,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:06:58,970 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:06:58,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:06:58,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:06:58,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:06:58,971 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:06:58,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:06:58,971 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:06:58,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:06:58,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:06:58,972 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:06:58,972 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:06:58,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:06:58,972 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 [2025-01-09 19:06:59,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:06:59,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:06:59,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:06:59,249 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:06:59,250 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:06:59,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2025-01-09 19:07:00,381 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dbaa4976b/f4bcef1ce6e14a14a6df1b4b6ce3ccdc/FLAG337c6eeeb [2025-01-09 19:07:00,893 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:07:00,895 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2025-01-09 19:07:00,930 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dbaa4976b/f4bcef1ce6e14a14a6df1b4b6ce3ccdc/FLAG337c6eeeb [2025-01-09 19:07:01,445 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dbaa4976b/f4bcef1ce6e14a14a6df1b4b6ce3ccdc [2025-01-09 19:07:01,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:07:01,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:07:01,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:07:01,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:07:01,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:07:01,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:07:01" (1/1) ... [2025-01-09 19:07:01,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b07572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:01, skipping insertion in model container [2025-01-09 19:07:01,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:07:01" (1/1) ... [2025-01-09 19:07:01,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:07:03,343 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/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] [2025-01-09 19:07:03,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:07:03,718 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:07:03,802 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] [2025-01-09 19:07:03,803 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] [2025-01-09 19:07:03,805 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] [2025-01-09 19:07:03,807 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] [2025-01-09 19:07:03,807 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] [2025-01-09 19:07:03,808 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] [2025-01-09 19:07:03,808 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] [2025-01-09 19:07:03,808 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] [2025-01-09 19:07:03,808 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] [2025-01-09 19:07:03,846 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)front) [4941] [2025-01-09 19:07:03,847 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)back) [4942] [2025-01-09 19:07:03,932 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] [2025-01-09 19:07:03,933 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] [2025-01-09 19:07:03,959 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/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] [2025-01-09 19:07:04,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:07:04,105 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:07:04,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04 WrapperNode [2025-01-09 19:07:04,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:07:04,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:07:04,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:07:04,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:07:04,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,342 INFO L138 Inliner]: procedures = 318, calls = 1726, calls flagged for inlining = 117, calls inlined = 109, statements flattened = 4233 [2025-01-09 19:07:04,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:07:04,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:07:04,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:07:04,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:07:04,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,380 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,865 INFO L175 MemorySlicer]: Split 803 memory accesses to 27 slices as follows [1, 6, 2, 6, 26, 2, 6, 4, 72, 12, 2, 9, 6, 19, 17, 5, 27, 8, 5, 6, 45, 2, 9, 2, 6, 476, 22]. 59 percent of accesses are in the largest equivalence class. The 45 initializations are split as follows [0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 37, 0]. The 397 writes are split as follows [0, 2, 1, 3, 13, 1, 0, 2, 72, 4, 0, 3, 3, 19, 17, 2, 1, 3, 3, 3, 45, 1, 2, 1, 3, 188, 5]. [2025-01-09 19:07:04,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:04,991 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:05,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:05,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:05,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:05,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:05,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:07:05,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:07:05,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:07:05,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:07:05,134 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (1/1) ... [2025-01-09 19:07:05,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:07:05,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:07:05,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:07:05,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:07:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2025-01-09 19:07:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2025-01-09 19:07:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2025-01-09 19:07:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2025-01-09 19:07:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-01-09 19:07:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-01-09 19:07:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2025-01-09 19:07:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2025-01-09 19:07:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2025-01-09 19:07:05,193 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2025-01-09 19:07:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:07:05,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2025-01-09 19:07:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:07:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:07:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2025-01-09 19:07:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2025-01-09 19:07:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2025-01-09 19:07:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2025-01-09 19:07:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2025-01-09 19:07:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:07:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:07:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2025-01-09 19:07:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2025-01-09 19:07:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2025-01-09 19:07:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:07:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2025-01-09 19:07:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 19:07:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2025-01-09 19:07:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2025-01-09 19:07:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 19:07:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 19:07:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2025-01-09 19:07:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2025-01-09 19:07:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2025-01-09 19:07:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2025-01-09 19:07:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2025-01-09 19:07:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2025-01-09 19:07:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-01-09 19:07:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-01-09 19:07:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2025-01-09 19:07:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2025-01-09 19:07:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2025-01-09 19:07:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-01-09 19:07:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:07:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2025-01-09 19:07:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-01-09 19:07:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-01-09 19:07:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-01-09 19:07:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 19:07:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 19:07:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 19:07:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 19:07:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 19:07:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-01-09 19:07:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-01-09 19:07:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-01-09 19:07:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2025-01-09 19:07:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-01-09 19:07:05,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2025-01-09 19:07:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2025-01-09 19:07:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-01-09 19:07:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-01-09 19:07:05,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2025-01-09 19:07:05,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2025-01-09 19:07:05,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2025-01-09 19:07:05,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-01-09 19:07:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2025-01-09 19:07:05,217 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 19:07:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-01-09 19:07:05,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-01-09 19:07:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:07:05,221 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2025-01-09 19:07:05,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2025-01-09 19:07:05,221 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2025-01-09 19:07:05,221 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2025-01-09 19:07:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:07:05,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:07:06,012 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:07:06,018 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:07:06,849 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:07:23,966 INFO L? ?]: Removed 2296 outVars from TransFormulas that were not future-live. [2025-01-09 19:07:23,966 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:07:24,005 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:07:24,006 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 19:07:24,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:07:24 BoogieIcfgContainer [2025-01-09 19:07:24,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:07:24,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:07:24,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:07:24,014 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:07:24,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:07:01" (1/3) ... [2025-01-09 19:07:24,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3efb25ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:07:24, skipping insertion in model container [2025-01-09 19:07:24,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:07:04" (2/3) ... [2025-01-09 19:07:24,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3efb25ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:07:24, skipping insertion in model container [2025-01-09 19:07:24,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:07:24" (3/3) ... [2025-01-09 19:07:24,015 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2025-01-09 19:07:24,029 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:07:24,032 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. [2025-01-09 19:07:24,095 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:07:24,107 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;@45f138ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:07:24,107 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:07:24,113 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) [2025-01-09 19:07:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2025-01-09 19:07:24,134 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:24,134 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] [2025-01-09 19:07:24,135 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:24,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:24,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1787010576, now seen corresponding path program 1 times [2025-01-09 19:07:24,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:24,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531650019] [2025-01-09 19:07:24,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:24,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:25,947 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 389 statements into 1 equivalence classes. [2025-01-09 19:07:26,156 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 389 of 389 statements. [2025-01-09 19:07:26,156 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:26,156 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:26,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1949 trivial. 0 not checked. [2025-01-09 19:07:26,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:26,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531650019] [2025-01-09 19:07:26,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531650019] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:07:26,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620267182] [2025-01-09 19:07:26,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:26,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:07:26,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:07:26,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:07:26,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 19:07:28,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 389 statements into 1 equivalence classes. [2025-01-09 19:07:29,302 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 389 of 389 statements. [2025-01-09 19:07:29,303 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:29,303 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:29,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 4213 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 19:07:29,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:07:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 1905 trivial. 0 not checked. [2025-01-09 19:07:29,361 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:07:29,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620267182] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:29,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:07:29,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 19:07:29,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546992697] [2025-01-09 19:07:29,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:29,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 19:07:29,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:29,424 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 19:07:29,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:07:29,428 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) [2025-01-09 19:07:29,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:29,543 INFO L93 Difference]: Finished difference Result 2879 states and 4114 transitions. [2025-01-09 19:07:29,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 19:07:29,545 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 [2025-01-09 19:07:29,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:29,569 INFO L225 Difference]: With dead ends: 2879 [2025-01-09 19:07:29,570 INFO L226 Difference]: Without dead ends: 1424 [2025-01-09 19:07:29,580 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 [2025-01-09 19:07:29,582 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 [2025-01-09 19:07:29,583 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] [2025-01-09 19:07:29,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2025-01-09 19:07:29,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 1424. [2025-01-09 19:07:29,676 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) [2025-01-09 19:07:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1988 transitions. [2025-01-09 19:07:29,698 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1988 transitions. Word has length 389 [2025-01-09 19:07:29,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:29,699 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 1988 transitions. [2025-01-09 19:07:29,700 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) [2025-01-09 19:07:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1988 transitions. [2025-01-09 19:07:29,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2025-01-09 19:07:29,708 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:29,708 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] [2025-01-09 19:07:29,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 19:07:29,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 19:07:29,909 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:29,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:29,910 INFO L85 PathProgramCache]: Analyzing trace with hash -200424232, now seen corresponding path program 1 times [2025-01-09 19:07:29,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:29,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807408977] [2025-01-09 19:07:29,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:29,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:31,529 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 389 statements into 1 equivalence classes. [2025-01-09 19:07:31,644 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 389 of 389 statements. [2025-01-09 19:07:31,644 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:31,644 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2025-01-09 19:07:32,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:32,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807408977] [2025-01-09 19:07:32,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807408977] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:32,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:32,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:32,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434221503] [2025-01-09 19:07:32,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:32,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:32,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:32,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:32,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:32,320 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) [2025-01-09 19:07:36,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:07:36,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:36,952 INFO L93 Difference]: Finished difference Result 4099 states and 5725 transitions. [2025-01-09 19:07:36,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:36,954 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 [2025-01-09 19:07:36,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:36,970 INFO L225 Difference]: With dead ends: 4099 [2025-01-09 19:07:36,970 INFO L226 Difference]: Without dead ends: 2746 [2025-01-09 19:07:36,976 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 [2025-01-09 19:07:36,977 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, 4.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:07:36,977 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1845 Valid, 3965 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-01-09 19:07:36,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2746 states. [2025-01-09 19:07:37,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2746 to 2742. [2025-01-09 19:07:37,064 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) [2025-01-09 19:07:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2742 states and 3830 transitions. [2025-01-09 19:07:37,081 INFO L78 Accepts]: Start accepts. Automaton has 2742 states and 3830 transitions. Word has length 389 [2025-01-09 19:07:37,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:37,083 INFO L471 AbstractCegarLoop]: Abstraction has 2742 states and 3830 transitions. [2025-01-09 19:07:37,084 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) [2025-01-09 19:07:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3830 transitions. [2025-01-09 19:07:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2025-01-09 19:07:37,090 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:37,091 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] [2025-01-09 19:07:37,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:07:37,091 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:37,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:37,092 INFO L85 PathProgramCache]: Analyzing trace with hash -826839028, now seen corresponding path program 1 times [2025-01-09 19:07:37,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:37,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88524368] [2025-01-09 19:07:37,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:37,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:38,578 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 399 statements into 1 equivalence classes. [2025-01-09 19:07:38,677 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 399 of 399 statements. [2025-01-09 19:07:38,678 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:38,678 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:39,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2025-01-09 19:07:39,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:39,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88524368] [2025-01-09 19:07:39,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88524368] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:39,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:39,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:39,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258495436] [2025-01-09 19:07:39,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:39,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:39,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:39,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:39,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:39,093 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) [2025-01-09 19:07:39,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:39,398 INFO L93 Difference]: Finished difference Result 7999 states and 11156 transitions. [2025-01-09 19:07:39,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:39,399 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 [2025-01-09 19:07:39,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:39,430 INFO L225 Difference]: With dead ends: 7999 [2025-01-09 19:07:39,430 INFO L226 Difference]: Without dead ends: 5328 [2025-01-09 19:07:39,442 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 [2025-01-09 19:07:39,443 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 [2025-01-09 19:07:39,444 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] [2025-01-09 19:07:39,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2025-01-09 19:07:39,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 5310. [2025-01-09 19:07:39,596 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) [2025-01-09 19:07:39,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5310 states to 5310 states and 7402 transitions. [2025-01-09 19:07:39,619 INFO L78 Accepts]: Start accepts. Automaton has 5310 states and 7402 transitions. Word has length 399 [2025-01-09 19:07:39,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:39,619 INFO L471 AbstractCegarLoop]: Abstraction has 5310 states and 7402 transitions. [2025-01-09 19:07:39,620 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) [2025-01-09 19:07:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 5310 states and 7402 transitions. [2025-01-09 19:07:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2025-01-09 19:07:39,625 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:39,625 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] [2025-01-09 19:07:39,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:07:39,625 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:39,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:39,626 INFO L85 PathProgramCache]: Analyzing trace with hash -775307999, now seen corresponding path program 1 times [2025-01-09 19:07:39,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:39,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842349477] [2025-01-09 19:07:39,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:39,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:41,181 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 409 statements into 1 equivalence classes. [2025-01-09 19:07:41,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 409 of 409 statements. [2025-01-09 19:07:41,271 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:41,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2025-01-09 19:07:41,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:41,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842349477] [2025-01-09 19:07:41,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842349477] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:41,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:41,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:41,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532203270] [2025-01-09 19:07:41,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:41,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:41,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:41,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:41,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:41,593 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) [2025-01-09 19:07:41,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:41,685 INFO L93 Difference]: Finished difference Result 5312 states and 7403 transitions. [2025-01-09 19:07:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:41,685 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 [2025-01-09 19:07:41,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:41,713 INFO L225 Difference]: With dead ends: 5312 [2025-01-09 19:07:41,714 INFO L226 Difference]: Without dead ends: 5309 [2025-01-09 19:07:41,718 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 [2025-01-09 19:07:41,721 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 [2025-01-09 19:07:41,722 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] [2025-01-09 19:07:41,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5309 states. [2025-01-09 19:07:41,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5309 to 5309. [2025-01-09 19:07:41,868 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) [2025-01-09 19:07:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 7400 transitions. [2025-01-09 19:07:41,893 INFO L78 Accepts]: Start accepts. Automaton has 5309 states and 7400 transitions. Word has length 409 [2025-01-09 19:07:41,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:41,893 INFO L471 AbstractCegarLoop]: Abstraction has 5309 states and 7400 transitions. [2025-01-09 19:07:41,893 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) [2025-01-09 19:07:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 5309 states and 7400 transitions. [2025-01-09 19:07:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2025-01-09 19:07:41,897 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:41,897 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] [2025-01-09 19:07:41,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:07:41,898 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:41,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:41,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1734789800, now seen corresponding path program 1 times [2025-01-09 19:07:41,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:41,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25725325] [2025-01-09 19:07:41,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:41,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:43,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 410 statements into 1 equivalence classes. [2025-01-09 19:07:43,415 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 410 of 410 statements. [2025-01-09 19:07:43,416 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:43,416 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:43,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2025-01-09 19:07:43,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:43,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25725325] [2025-01-09 19:07:43,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25725325] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:43,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:43,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:43,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864946235] [2025-01-09 19:07:43,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:43,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:43,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:43,721 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:43,721 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:43,721 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) [2025-01-09 19:07:43,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:43,825 INFO L93 Difference]: Finished difference Result 5311 states and 7401 transitions. [2025-01-09 19:07:43,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:43,826 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 [2025-01-09 19:07:43,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:43,854 INFO L225 Difference]: With dead ends: 5311 [2025-01-09 19:07:43,854 INFO L226 Difference]: Without dead ends: 5308 [2025-01-09 19:07:43,859 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 [2025-01-09 19:07:43,861 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 [2025-01-09 19:07:43,861 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] [2025-01-09 19:07:43,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5308 states. [2025-01-09 19:07:44,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5308 to 5308. [2025-01-09 19:07:44,019 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) [2025-01-09 19:07:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5308 states to 5308 states and 7398 transitions. [2025-01-09 19:07:44,049 INFO L78 Accepts]: Start accepts. Automaton has 5308 states and 7398 transitions. Word has length 410 [2025-01-09 19:07:44,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:44,104 INFO L471 AbstractCegarLoop]: Abstraction has 5308 states and 7398 transitions. [2025-01-09 19:07:44,104 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) [2025-01-09 19:07:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 5308 states and 7398 transitions. [2025-01-09 19:07:44,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2025-01-09 19:07:44,116 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:44,117 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] [2025-01-09 19:07:44,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:07:44,117 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:44,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:44,119 INFO L85 PathProgramCache]: Analyzing trace with hash -2056552188, now seen corresponding path program 1 times [2025-01-09 19:07:44,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:44,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679599078] [2025-01-09 19:07:44,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:44,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:45,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 411 statements into 1 equivalence classes. [2025-01-09 19:07:46,037 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 411 of 411 statements. [2025-01-09 19:07:46,037 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:46,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2025-01-09 19:07:46,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:46,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679599078] [2025-01-09 19:07:46,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679599078] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:46,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:46,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:46,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213391950] [2025-01-09 19:07:46,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:46,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:46,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:46,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:46,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:46,349 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) [2025-01-09 19:07:46,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:46,738 INFO L93 Difference]: Finished difference Result 15692 states and 22299 transitions. [2025-01-09 19:07:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:46,739 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 [2025-01-09 19:07:46,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:46,806 INFO L225 Difference]: With dead ends: 15692 [2025-01-09 19:07:46,806 INFO L226 Difference]: Without dead ends: 10465 [2025-01-09 19:07:46,833 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 [2025-01-09 19:07:46,835 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 [2025-01-09 19:07:46,835 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] [2025-01-09 19:07:46,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10465 states. [2025-01-09 19:07:47,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10465 to 10453. [2025-01-09 19:07:47,194 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) [2025-01-09 19:07:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10453 states to 10453 states and 14796 transitions. [2025-01-09 19:07:47,253 INFO L78 Accepts]: Start accepts. Automaton has 10453 states and 14796 transitions. Word has length 411 [2025-01-09 19:07:47,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:47,254 INFO L471 AbstractCegarLoop]: Abstraction has 10453 states and 14796 transitions. [2025-01-09 19:07:47,254 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) [2025-01-09 19:07:47,254 INFO L276 IsEmpty]: Start isEmpty. Operand 10453 states and 14796 transitions. [2025-01-09 19:07:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2025-01-09 19:07:47,258 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:47,258 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] [2025-01-09 19:07:47,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:07:47,259 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:47,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:47,259 INFO L85 PathProgramCache]: Analyzing trace with hash 670935339, now seen corresponding path program 1 times [2025-01-09 19:07:47,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:47,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783867108] [2025-01-09 19:07:47,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:47,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:49,060 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 412 statements into 1 equivalence classes. [2025-01-09 19:07:49,136 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 412 of 412 statements. [2025-01-09 19:07:49,137 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:49,137 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2025-01-09 19:07:49,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:49,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783867108] [2025-01-09 19:07:49,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783867108] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:49,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:49,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:49,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003531573] [2025-01-09 19:07:49,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:49,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:49,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:49,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:49,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:49,419 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) [2025-01-09 19:07:49,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:49,638 INFO L93 Difference]: Finished difference Result 10455 states and 14797 transitions. [2025-01-09 19:07:49,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:49,642 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 [2025-01-09 19:07:49,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:49,697 INFO L225 Difference]: With dead ends: 10455 [2025-01-09 19:07:49,698 INFO L226 Difference]: Without dead ends: 10452 [2025-01-09 19:07:49,708 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 [2025-01-09 19:07:49,709 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 [2025-01-09 19:07:49,710 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] [2025-01-09 19:07:49,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10452 states. [2025-01-09 19:07:50,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10452 to 10452. [2025-01-09 19:07:50,117 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) [2025-01-09 19:07:50,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10452 states to 10452 states and 14794 transitions. [2025-01-09 19:07:50,163 INFO L78 Accepts]: Start accepts. Automaton has 10452 states and 14794 transitions. Word has length 412 [2025-01-09 19:07:50,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:50,165 INFO L471 AbstractCegarLoop]: Abstraction has 10452 states and 14794 transitions. [2025-01-09 19:07:50,165 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) [2025-01-09 19:07:50,165 INFO L276 IsEmpty]: Start isEmpty. Operand 10452 states and 14794 transitions. [2025-01-09 19:07:50,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2025-01-09 19:07:50,169 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:50,169 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] [2025-01-09 19:07:50,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 19:07:50,170 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:50,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:50,170 INFO L85 PathProgramCache]: Analyzing trace with hash -676292377, now seen corresponding path program 1 times [2025-01-09 19:07:50,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:50,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421819740] [2025-01-09 19:07:50,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:50,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:51,606 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 413 statements into 1 equivalence classes. [2025-01-09 19:07:51,688 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 413 of 413 statements. [2025-01-09 19:07:51,688 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:51,688 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2172 trivial. 0 not checked. [2025-01-09 19:07:52,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:52,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421819740] [2025-01-09 19:07:52,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421819740] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:52,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:52,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:07:52,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509818379] [2025-01-09 19:07:52,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:52,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:07:52,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:52,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:07:52,003 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:07:52,003 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) [2025-01-09 19:07:52,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:52,298 INFO L93 Difference]: Finished difference Result 10454 states and 14795 transitions. [2025-01-09 19:07:52,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:07:52,299 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 [2025-01-09 19:07:52,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:52,355 INFO L225 Difference]: With dead ends: 10454 [2025-01-09 19:07:52,356 INFO L226 Difference]: Without dead ends: 10442 [2025-01-09 19:07:52,364 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 [2025-01-09 19:07:52,364 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 [2025-01-09 19:07:52,365 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] [2025-01-09 19:07:52,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10442 states. [2025-01-09 19:07:52,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10442 to 10442. [2025-01-09 19:07:52,863 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) [2025-01-09 19:07:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10442 states to 10442 states and 14778 transitions. [2025-01-09 19:07:52,911 INFO L78 Accepts]: Start accepts. Automaton has 10442 states and 14778 transitions. Word has length 413 [2025-01-09 19:07:52,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:52,912 INFO L471 AbstractCegarLoop]: Abstraction has 10442 states and 14778 transitions. [2025-01-09 19:07:52,912 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) [2025-01-09 19:07:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 10442 states and 14778 transitions. [2025-01-09 19:07:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2025-01-09 19:07:52,917 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:52,918 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] [2025-01-09 19:07:52,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-09 19:07:52,918 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:52,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:52,919 INFO L85 PathProgramCache]: Analyzing trace with hash -319198422, now seen corresponding path program 1 times [2025-01-09 19:07:52,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:52,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99251797] [2025-01-09 19:07:52,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:52,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:54,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 442 statements into 1 equivalence classes. [2025-01-09 19:07:54,397 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 442 of 442 statements. [2025-01-09 19:07:54,397 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:54,397 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2025-01-09 19:07:54,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:54,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99251797] [2025-01-09 19:07:54,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99251797] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:54,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:54,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 19:07:54,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161957049] [2025-01-09 19:07:54,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:54,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 19:07:54,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:54,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 19:07:54,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 19:07:54,994 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) [2025-01-09 19:07:55,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:07:55,565 INFO L93 Difference]: Finished difference Result 20888 states and 29980 transitions. [2025-01-09 19:07:55,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 19:07:55,566 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 [2025-01-09 19:07:55,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:07:55,614 INFO L225 Difference]: With dead ends: 20888 [2025-01-09 19:07:55,614 INFO L226 Difference]: Without dead ends: 10527 [2025-01-09 19:07:55,658 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 [2025-01-09 19:07:55,660 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 [2025-01-09 19:07:55,661 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] [2025-01-09 19:07:55,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10527 states. [2025-01-09 19:07:55,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10527 to 10466. [2025-01-09 19:07:56,003 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) [2025-01-09 19:07:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10466 states to 10466 states and 14802 transitions. [2025-01-09 19:07:56,048 INFO L78 Accepts]: Start accepts. Automaton has 10466 states and 14802 transitions. Word has length 442 [2025-01-09 19:07:56,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:07:56,049 INFO L471 AbstractCegarLoop]: Abstraction has 10466 states and 14802 transitions. [2025-01-09 19:07:56,049 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) [2025-01-09 19:07:56,049 INFO L276 IsEmpty]: Start isEmpty. Operand 10466 states and 14802 transitions. [2025-01-09 19:07:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2025-01-09 19:07:56,054 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:07:56,054 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] [2025-01-09 19:07:56,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-09 19:07:56,055 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:07:56,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:07:56,055 INFO L85 PathProgramCache]: Analyzing trace with hash 485226861, now seen corresponding path program 1 times [2025-01-09 19:07:56,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:07:56,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888649680] [2025-01-09 19:07:56,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:07:56,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:07:57,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 443 statements into 1 equivalence classes. [2025-01-09 19:07:57,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 443 of 443 statements. [2025-01-09 19:07:57,604 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:07:57,604 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:07:58,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2025-01-09 19:07:58,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:07:58,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888649680] [2025-01-09 19:07:58,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888649680] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:07:58,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:07:58,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:07:58,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430909180] [2025-01-09 19:07:58,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:07:58,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:07:58,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:07:58,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:07:58,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:07:58,710 INFO L87 Difference]: Start difference. First operand 10466 states and 14802 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) [2025-01-09 19:08:02,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:08:07,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:08:16,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:08:16,106 INFO L93 Difference]: Finished difference Result 31212 states and 45388 transitions. [2025-01-09 19:08:16,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 19:08:16,107 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 [2025-01-09 19:08:16,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:08:16,194 INFO L225 Difference]: With dead ends: 31212 [2025-01-09 19:08:16,194 INFO L226 Difference]: Without dead ends: 20827 [2025-01-09 19:08:16,236 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 [2025-01-09 19:08:16,237 INFO L435 NwaCegarLoop]: 2049 mSDtfsCounter, 2367 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 137 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 5049 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:08:16,237 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 5049 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 656 Invalid, 2 Unknown, 0 Unchecked, 16.8s Time] [2025-01-09 19:08:16,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20827 states. [2025-01-09 19:08:16,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20827 to 20804. [2025-01-09 19:08:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20804 states, 15004 states have (on average 1.3249133564382831) internal successors, (19879), 15246 states have internal predecessors, (19879), 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) [2025-01-09 19:08:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20804 states to 20804 states and 30029 transitions. [2025-01-09 19:08:17,060 INFO L78 Accepts]: Start accepts. Automaton has 20804 states and 30029 transitions. Word has length 443 [2025-01-09 19:08:17,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:08:17,062 INFO L471 AbstractCegarLoop]: Abstraction has 20804 states and 30029 transitions. [2025-01-09 19:08:17,062 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) [2025-01-09 19:08:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand 20804 states and 30029 transitions. [2025-01-09 19:08:17,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2025-01-09 19:08:17,066 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:08:17,067 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] [2025-01-09 19:08:17,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-09 19:08:17,067 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:08:17,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:08:17,067 INFO L85 PathProgramCache]: Analyzing trace with hash 491953412, now seen corresponding path program 1 times [2025-01-09 19:08:17,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:08:17,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708449684] [2025-01-09 19:08:17,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:08:17,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:08:18,734 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 445 statements into 1 equivalence classes. [2025-01-09 19:08:18,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 445 of 445 statements. [2025-01-09 19:08:18,789 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:08:18,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:08:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2011 trivial. 0 not checked. [2025-01-09 19:08:19,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:08:19,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708449684] [2025-01-09 19:08:19,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708449684] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:08:19,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:08:19,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:08:19,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476481201] [2025-01-09 19:08:19,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:08:19,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:08:19,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:08:19,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:08:19,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:08:19,829 INFO L87 Difference]: Start difference. First operand 20804 states and 30029 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)