./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 818c635cf736ceef0cf6e46266c8f75f5ad55dd0b6a806d4c2f32c53e0369659 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 03:55:46,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 03:55:46,975 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 03:55:46,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 03:55:46,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 03:55:47,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 03:55:47,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 03:55:47,007 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 03:55:47,008 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 03:55:47,008 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 03:55:47,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 03:55:47,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 03:55:47,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 03:55:47,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 03:55:47,008 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 03:55:47,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 03:55:47,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 03:55:47,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 03:55:47,009 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 03:55:47,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 03:55:47,009 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 03:55:47,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 03:55:47,011 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/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 -> 818c635cf736ceef0cf6e46266c8f75f5ad55dd0b6a806d4c2f32c53e0369659 [2025-03-04 03:55:47,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 03:55:47,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 03:55:47,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 03:55:47,277 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 03:55:47,277 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 03:55:47,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i [2025-03-04 03:55:48,472 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a6ece6/6b61222b13464c669b3ecc693d0ddcb8/FLAG54438da35 [2025-03-04 03:55:48,961 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 03:55:48,962 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i [2025-03-04 03:55:49,008 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a6ece6/6b61222b13464c669b3ecc693d0ddcb8/FLAG54438da35 [2025-03-04 03:55:49,028 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/274a6ece6/6b61222b13464c669b3ecc693d0ddcb8 [2025-03-04 03:55:49,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 03:55:49,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 03:55:49,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 03:55:49,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 03:55:49,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 03:55:49,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:55:49" (1/1) ... [2025-03-04 03:55:49,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b328b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:49, skipping insertion in model container [2025-03-04 03:55:49,040 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:55:49" (1/1) ... [2025-03-04 03:55:49,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 03:55:50,807 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i[199878,199891] [2025-03-04 03:55:50,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 03:55:50,960 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 03:55:51,025 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/zakharov_benchmarks/bench/cpa/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [3950-3951] [2025-03-04 03:55:51,027 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" (35UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [3956-3959] [2025-03-04 03:55:51,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\tprefetcht0 (%1)\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (1*32+31)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\tprefetchw (%1)\n6641:\n\t.popsection": : "i" (0), "r" (x)); [3967-3968] [2025-03-04 03:55:51,028 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)); [3988] [2025-03-04 03:55:51,029 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): "ir" (i): "memory"); [3995-3996] [2025-03-04 03:55:51,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [4003] [2025-03-04 03:55:51,065 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)front) [4600] [2025-03-04 03:55:51,066 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)back) [4601] [2025-03-04 03:55:51,154 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/video/udlfb.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/video/udlfb.c.prepared"), "i" (1990), "i" (12UL)); [6381-6382] [2025-03-04 03:55:51,156 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/zakharov_benchmarks/bench/cpa/work/current--X--drivers/video/udlfb.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/12/dscv_tempdir/dscv/ri/32_7a/drivers/video/udlfb.c.prepared"), "i" (2008), "i" (12UL)); [6404-6405] [2025-03-04 03:55:51,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i[199878,199891] [2025-03-04 03:55:51,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 03:55:51,306 INFO L204 MainTranslator]: Completed translation [2025-03-04 03:55:51,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51 WrapperNode [2025-03-04 03:55:51,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 03:55:51,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 03:55:51,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 03:55:51,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 03:55:51,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:51,376 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:51,551 INFO L138 Inliner]: procedures = 256, calls = 1527, calls flagged for inlining = 110, calls inlined = 100, statements flattened = 3914 [2025-03-04 03:55:51,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 03:55:51,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 03:55:51,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 03:55:51,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 03:55:51,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:51,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:51,597 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,047 INFO L175 MemorySlicer]: Split 811 memory accesses to 31 slices as follows [4, 28, 4, 4, 1, 2, 17, 9, 6, 5, 6, 2, 5, 2, 6, 2, 483, 6, 44, 9, 32, 4, 6, 6, 19, 4, 12, 1, 8, 72, 2]. 60 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 2, 0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 433 writes are split as follows [2, 13, 0, 0, 0, 1, 17, 3, 3, 3, 0, 1, 2, 0, 3, 1, 226, 3, 44, 2, 5, 0, 3, 2, 19, 0, 4, 0, 3, 72, 1]. [2025-03-04 03:55:52,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,179 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 03:55:52,298 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 03:55:52,299 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 03:55:52,299 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 03:55:52,300 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (1/1) ... [2025-03-04 03:55:52,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 03:55:52,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:55:52,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-04 03:55:52,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-04 03:55:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2025-03-04 03:55:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2025-03-04 03:55:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2025-03-04 03:55:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2025-03-04 03:55:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2025-03-04 03:55:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2025-03-04 03:55:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2025-03-04 03:55:52,421 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2025-03-04 03:55:52,421 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2025-03-04 03:55:52,422 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-04 03:55:52,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-04 03:55:52,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-04 03:55:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-04 03:55:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-03-04 03:55:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-03-04 03:55:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2025-03-04 03:55:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2025-03-04 03:55:52,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2025-03-04 03:55:52,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2025-03-04 03:55:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2025-03-04 03:55:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2025-03-04 03:55:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2025-03-04 03:55:52,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2025-03-04 03:55:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2025-03-04 03:55:52,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2025-03-04 03:55:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2025-03-04 03:55:52,428 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2025-03-04 03:55:52,428 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-04 03:55:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2025-03-04 03:55:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-04 03:55:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2025-03-04 03:55:52,429 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2025-03-04 03:55:52,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2025-03-04 03:55:52,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-04 03:55:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-04 03:55:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-04 03:55:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-04 03:55:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-03-04 03:55:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2025-03-04 03:55:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure up [2025-03-04 03:55:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 03:55:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2025-03-04 03:55:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-04 03:55:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2025-03-04 03:55:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2025-03-04 03:55:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2025-03-04 03:55:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2025-03-04 03:55:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-03-04 03:55:52,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-03-04 03:55:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-03-04 03:55:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2025-03-04 03:55:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2025-03-04 03:55:52,440 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2025-03-04 03:55:52,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-03-04 03:55:52,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-04 03:55:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-03-04 03:55:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2025-03-04 03:55:52,445 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 03:55:52,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2025-03-04 03:55:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2025-03-04 03:55:52,446 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-04 03:55:52,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2025-03-04 03:55:52,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2025-03-04 03:55:52,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 03:55:52,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-04 03:55:52,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2025-03-04 03:55:52,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2025-03-04 03:55:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2025-03-04 03:55:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-03-04 03:55:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-04 03:55:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2025-03-04 03:55:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2025-03-04 03:55:52,451 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2025-03-04 03:55:52,451 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2025-03-04 03:55:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2025-03-04 03:55:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2025-03-04 03:55:52,452 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2025-03-04 03:55:52,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2025-03-04 03:55:52,453 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 03:55:52,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2025-03-04 03:55:52,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2025-03-04 03:55:52,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2025-03-04 03:55:52,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 03:55:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 03:55:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 03:55:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-04 03:55:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-03-04 03:55:52,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-03-04 03:55:52,456 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 03:55:52,457 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2025-03-04 03:55:52,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2025-03-04 03:55:52,457 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-03-04 03:55:52,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2025-03-04 03:55:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2025-03-04 03:55:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2025-03-04 03:55:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2025-03-04 03:55:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2025-03-04 03:55:52,458 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2025-03-04 03:55:52,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 03:55:52,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 03:55:53,286 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 03:55:53,289 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 03:55:53,460 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4271: havoc ~res~0#1.base, ~res~0#1.offset; [2025-03-04 03:55:54,316 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7526: havoc #t~nondet899; [2025-03-04 03:55:54,328 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4281: havoc __kmalloc_#t~ret163#1.base, __kmalloc_#t~ret163#1.offset; [2025-03-04 03:55:55,350 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7551: havoc fb_find_best_display_#t~ret901#1.base, fb_find_best_display_#t~ret901#1.offset; [2025-03-04 03:55:55,350 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5537: call ULTIMATE.dealloc(~#fb_vmode~0#1.base, ~#fb_vmode~0#1.offset);havoc ~#fb_vmode~0#1.base, ~#fb_vmode~0#1.offset; [2025-03-04 03:55:55,350 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7554: havoc fb_find_nearest_mode_#t~ret902#1.base, fb_find_nearest_mode_#t~ret902#1.offset; [2025-03-04 03:55:55,350 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7689: havoc vzalloc_#t~ret925#1.base, vzalloc_#t~ret925#1.offset; [2025-03-04 03:55:55,350 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7682: havoc vmalloc_#t~ret923#1.base, vmalloc_#t~ret923#1.offset; [2025-03-04 03:55:55,354 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7478: havoc #t~nondet889; [2025-03-04 03:55:55,383 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: havoc #t~ret893.base, #t~ret893.offset; [2025-03-04 03:55:55,513 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5123: call ULTIMATE.dealloc(~#area~0#1.base, ~#area~0#1.offset);havoc ~#area~0#1.base, ~#area~0#1.offset; [2025-03-04 03:55:55,513 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7482: havoc _copy_to_user_#t~nondet890#1; [2025-03-04 03:55:55,548 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7642: havoc unregister_framebuffer_#t~nondet916#1; [2025-03-04 03:55:59,577 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5328: call ULTIMATE.dealloc(~#red~0.base, ~#red~0.offset);havoc ~#red~0.base, ~#red~0.offset;call ULTIMATE.dealloc(~#green~0.base, ~#green~0.offset);havoc ~#green~0.base, ~#green~0.offset;call ULTIMATE.dealloc(~#blue~0.base, ~#blue~0.offset);havoc ~#blue~0.base, ~#blue~0.offset; [2025-03-04 03:55:59,800 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7655: havoc #t~nondet919; [2025-03-04 03:56:00,467 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5874: call ULTIMATE.dealloc(dlfb_select_std_channel_~#set_def_chn~0#1.base, dlfb_select_std_channel_~#set_def_chn~0#1.offset);havoc dlfb_select_std_channel_~#set_def_chn~0#1.base, dlfb_select_std_channel_~#set_def_chn~0#1.offset; [2025-03-04 03:56:00,468 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7571: havoc framebuffer_alloc_#t~ret905#1.base, framebuffer_alloc_#t~ret905#1.offset; [2025-03-04 03:56:00,469 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7530: havoc fb_alloc_cmap_#t~nondet900#1; [2025-03-04 03:56:00,469 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6060: call ULTIMATE.dealloc(~#__key~2#1.base, ~#__key~2#1.offset);havoc ~#__key~2#1.base, ~#__key~2#1.offset;call ULTIMATE.dealloc(~#__constr_expr_0~3#1.base, ~#__constr_expr_0~3#1.offset);havoc ~#__constr_expr_0~3#1.base, ~#__constr_expr_0~3#1.offset;call ULTIMATE.dealloc(~#__key___0~1#1.base, ~#__key___0~1#1.offset);havoc ~#__key___0~1#1.base, ~#__key___0~1#1.offset; [2025-03-04 03:56:00,469 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7617: havoc register_framebuffer_#t~nondet912#1; [2025-03-04 03:56:00,469 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7508: havoc device_create_file_#t~nondet896#1; [2025-03-04 03:56:00,469 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7504: havoc device_create_bin_file_#t~nondet895#1; [2025-03-04 03:56:00,477 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7625: havoc #t~nondet914; [2025-03-04 03:56:11,481 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7668: havoc usb_get_descriptor_#t~nondet920#1; [2025-03-04 03:56:11,481 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5985: call ULTIMATE.dealloc(dlfb_usb_probe_~#__key~1#1.base, dlfb_usb_probe_~#__key~1#1.offset);havoc dlfb_usb_probe_~#__key~1#1.base, dlfb_usb_probe_~#__key~1#1.offset;call ULTIMATE.dealloc(dlfb_usb_probe_~#__constr_expr_0~2#1.base, dlfb_usb_probe_~#__constr_expr_0~2#1.offset);havoc dlfb_usb_probe_~#__constr_expr_0~2#1.base, dlfb_usb_probe_~#__constr_expr_0~2#1.offset;call ULTIMATE.dealloc(dlfb_usb_probe_~#__key___0~0#1.base, dlfb_usb_probe_~#__key___0~0#1.offset);havoc dlfb_usb_probe_~#__key___0~0#1.base, dlfb_usb_probe_~#__key___0~0#1.offset; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7672: havoc usb_register_driver_#t~nondet921#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474: havoc __usb_get_extra_descriptor_#t~nondet888#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6287: call ULTIMATE.dealloc(dlfb_alloc_urb_list_~#__key~3#1.base, dlfb_alloc_urb_list_~#__key~3#1.offset);havoc dlfb_alloc_urb_list_~#__key~3#1.base, dlfb_alloc_urb_list_~#__key~3#1.offset;call ULTIMATE.dealloc(dlfb_alloc_urb_list_~#__key___0~2#1.base, dlfb_alloc_urb_list_~#__key___0~2#1.offset);havoc dlfb_alloc_urb_list_~#__key___0~2#1.base, dlfb_alloc_urb_list_~#__key___0~2#1.offset;call ULTIMATE.dealloc(dlfb_alloc_urb_list_~#__constr_expr_0~4#1.base, dlfb_alloc_urb_list_~#__constr_expr_0~4#1.offset);havoc dlfb_alloc_urb_list_~#__constr_expr_0~4#1.base, dlfb_alloc_urb_list_~#__constr_expr_0~4#1.offset;call ULTIMATE.dealloc(dlfb_alloc_urb_list_~#__key___1~0#1.base, dlfb_alloc_urb_list_~#__key___1~0#1.offset);havoc dlfb_alloc_urb_list_~#__key___1~0#1.base, dlfb_alloc_urb_list_~#__key___1~0#1.offset; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4177: call ULTIMATE.dealloc(sema_init_~#__key~0#1.base, sema_init_~#__key~0#1.offset);havoc sema_init_~#__key~0#1.base, sema_init_~#__key~0#1.offset;call ULTIMATE.dealloc(sema_init_~#__constr_expr_0~0#1.base, sema_init_~#__constr_expr_0~0#1.offset);havoc sema_init_~#__constr_expr_0~0#1.base, sema_init_~#__constr_expr_0~0#1.offset; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7581: havoc ldv_dlfb_ops_probe_3_#t~nondet906#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7648: havoc usb_alloc_coherent_#t~ret917#1.base, usb_alloc_coherent_#t~ret917#1.offset; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5900: call ULTIMATE.dealloc(dlfb_parse_vendor_descriptor_~#desc~0#1.base, dlfb_parse_vendor_descriptor_~#desc~0#1.offset);havoc dlfb_parse_vendor_descriptor_~#desc~0#1.base, dlfb_parse_vendor_descriptor_~#desc~0#1.offset; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7651: havoc usb_alloc_urb_#t~ret918#1.base, usb_alloc_urb_#t~ret918#1.offset; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7585: havoc ldv_dlfb_ops_release_3_#t~nondet907#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7589: havoc ldv_edid_attr_probe_2_#t~nondet908#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7558: havoc fb_sys_read_#t~nondet903#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7493: havoc dev_err_#t~nondet892#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7593: havoc ldv_edid_attr_release_2_#t~nondet909#1; [2025-03-04 03:56:11,482 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7562: havoc fb_sys_write_#t~nondet904#1; [2025-03-04 03:56:13,038 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7676: havoc usb_submit_urb_#t~nondet922#1; [2025-03-04 03:56:13,420 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7686: havoc vmalloc_to_pfn_#t~nondet924#1; [2025-03-04 03:56:13,421 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4546: call ULTIMATE.dealloc(~#__constr_expr_0~1#1.base, ~#__constr_expr_0~1#1.offset);havoc ~#__constr_expr_0~1#1.base, ~#__constr_expr_0~1#1.offset; [2025-03-04 03:56:13,421 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7621: havoc remap_pfn_range_#t~nondet913#1; [2025-03-04 03:56:14,897 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5349: call ULTIMATE.dealloc(~#mode~0#1.base, ~#mode~0#1.offset);havoc ~#mode~0#1.base, ~#mode~0#1.offset; [2025-03-04 03:56:16,321 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3975: havoc #t~mem31; [2025-03-04 03:56:16,777 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7522: havoc down_timeout_#t~nondet898#1; [2025-03-04 03:56:16,777 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924: havoc list_empty_#t~mem14#1.base, list_empty_#t~mem14#1.offset; [2025-03-04 03:56:18,011 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7613: havoc #t~nondet911; [2025-03-04 03:56:18,113 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7486: havoc #t~nondet891; [2025-03-04 03:56:18,154 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7500: havoc dev_set_drvdata_#t~nondet894#1; [2025-03-04 03:56:18,257 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4255: havoc #t~mem151;havoc #t~bitwise152; [2025-03-04 03:56:18,718 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4864: call ULTIMATE.dealloc(~#cmd~2.base, ~#cmd~2.offset);havoc ~#cmd~2.base, ~#cmd~2.offset;call ULTIMATE.dealloc(~#bytes_sent~0.base, ~#bytes_sent~0.offset);havoc ~#bytes_sent~0.base, ~#bytes_sent~0.offset;call ULTIMATE.dealloc(~#bytes_identical~0.base, ~#bytes_identical~0.offset);havoc ~#bytes_identical~0.base, ~#bytes_identical~0.offset;call ULTIMATE.dealloc(~#urb~2.base, ~#urb~2.offset);havoc ~#urb~2.base, ~#urb~2.offset; [2025-03-04 03:56:20,076 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3876: havoc __fswab16_#t~bitwise1#1; [2025-03-04 03:56:20,076 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L4789: call ULTIMATE.dealloc(~#byte_width#1.base, ~#byte_width#1.offset);havoc ~#byte_width#1.base, ~#byte_width#1.offset;call ULTIMATE.dealloc(~#next_pixel~0#1.base, ~#next_pixel~0#1.offset);havoc ~#next_pixel~0#1.base, ~#next_pixel~0#1.offset;call ULTIMATE.dealloc(~#dev_addr~1#1.base, ~#dev_addr~1#1.offset);havoc ~#dev_addr~1#1.base, ~#dev_addr~1#1.offset;call ULTIMATE.dealloc(~#cmd~1#1.base, ~#cmd~1#1.offset);havoc ~#cmd~1#1.base, ~#cmd~1#1.offset; [2025-03-04 03:56:20,596 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7518: havoc down_interruptible_#t~nondet897#1; [2025-03-04 03:56:20,597 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7638: havoc unlink_framebuffer_#t~nondet915#1; [2025-03-04 03:56:21,867 INFO L? ?]: Removed 2251 outVars from TransFormulas that were not future-live. [2025-03-04 03:56:21,867 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 03:56:21,937 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 03:56:21,937 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 03:56:21,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:56:21 BoogieIcfgContainer [2025-03-04 03:56:21,938 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 03:56:21,940 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 03:56:21,940 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 03:56:21,947 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 03:56:21,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 03:55:49" (1/3) ... [2025-03-04 03:56:21,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5870d1eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 03:56:21, skipping insertion in model container [2025-03-04 03:56:21,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:55:51" (2/3) ... [2025-03-04 03:56:21,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5870d1eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 03:56:21, skipping insertion in model container [2025-03-04 03:56:21,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:56:21" (3/3) ... [2025-03-04 03:56:21,950 INFO L128 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i [2025-03-04 03:56:21,965 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 03:56:21,969 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i that has 135 procedures, 1554 locations, 1 initial locations, 93 loop locations, and 1 error locations. [2025-03-04 03:56:22,062 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 03:56:22,074 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;@4187d1a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 03:56:22,075 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 03:56:22,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 1284 states, 926 states have (on average 1.3282937365010798) internal successors, (1230), 948 states have internal predecessors, (1230), 282 states have call successors, (282), 74 states have call predecessors, (282), 74 states have return successors, (282), 278 states have call predecessors, (282), 282 states have call successors, (282) [2025-03-04 03:56:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2025-03-04 03:56:22,093 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:56:22,094 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:56:22,094 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:56:22,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:56:22,099 INFO L85 PathProgramCache]: Analyzing trace with hash -266515494, now seen corresponding path program 1 times [2025-03-04 03:56:22,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:56:22,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299404047] [2025-03-04 03:56:22,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:56:22,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:56:25,032 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-04 03:56:25,280 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-04 03:56:25,280 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:56:25,280 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:56:25,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:56:25,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:56:25,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299404047] [2025-03-04 03:56:25,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299404047] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:56:25,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:56:25,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:56:25,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860231160] [2025-03-04 03:56:25,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:56:25,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:56:25,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:56:25,911 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:56:25,911 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:56:25,916 INFO L87 Difference]: Start difference. First operand has 1284 states, 926 states have (on average 1.3282937365010798) internal successors, (1230), 948 states have internal predecessors, (1230), 282 states have call successors, (282), 74 states have call predecessors, (282), 74 states have return successors, (282), 278 states have call predecessors, (282), 282 states have call successors, (282) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:29,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 03:56:31,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:56:31,139 INFO L93 Difference]: Finished difference Result 3820 states and 5420 transitions. [2025-03-04 03:56:31,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:56:31,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2025-03-04 03:56:31,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:56:31,180 INFO L225 Difference]: With dead ends: 3820 [2025-03-04 03:56:31,180 INFO L226 Difference]: Without dead ends: 2529 [2025-03-04 03:56:31,195 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 [2025-03-04 03:56:31,199 INFO L435 NwaCegarLoop]: 1760 mSDtfsCounter, 1745 mSDsluCounter, 1745 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 3505 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-03-04 03:56:31,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1745 Valid, 3505 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2025-03-04 03:56:31,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2529 states. [2025-03-04 03:56:31,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2529 to 2525. [2025-03-04 03:56:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2525 states, 1821 states have (on average 1.3185063152114223) internal successors, (2401), 1855 states have internal predecessors, (2401), 557 states have call successors, (557), 147 states have call predecessors, (557), 146 states have return successors, (550), 542 states have call predecessors, (550), 550 states have call successors, (550) [2025-03-04 03:56:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2525 states and 3508 transitions. [2025-03-04 03:56:31,431 INFO L78 Accepts]: Start accepts. Automaton has 2525 states and 3508 transitions. Word has length 16 [2025-03-04 03:56:31,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:56:31,432 INFO L471 AbstractCegarLoop]: Abstraction has 2525 states and 3508 transitions. [2025-03-04 03:56:31,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 3508 transitions. [2025-03-04 03:56:31,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2025-03-04 03:56:31,435 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:56:31,435 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:56:31,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 03:56:31,435 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:56:31,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:56:31,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1573274203, now seen corresponding path program 1 times [2025-03-04 03:56:31,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:56:31,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906725738] [2025-03-04 03:56:31,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:56:31,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:56:33,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-04 03:56:33,945 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-04 03:56:33,946 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:56:33,946 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:56:34,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:56:34,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:56:34,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906725738] [2025-03-04 03:56:34,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906725738] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:56:34,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:56:34,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:56:34,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902669631] [2025-03-04 03:56:34,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:56:34,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:56:34,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:56:34,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:56:34,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:56:34,262 INFO L87 Difference]: Start difference. First operand 2525 states and 3508 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:34,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:56:34,668 INFO L93 Difference]: Finished difference Result 2551 states and 3540 transitions. [2025-03-04 03:56:34,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:56:34,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2025-03-04 03:56:34,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:56:34,684 INFO L225 Difference]: With dead ends: 2551 [2025-03-04 03:56:34,684 INFO L226 Difference]: Without dead ends: 2538 [2025-03-04 03:56:34,687 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 [2025-03-04 03:56:34,688 INFO L435 NwaCegarLoop]: 1765 mSDtfsCounter, 1765 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 1781 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-04 03:56:34,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1765 Valid, 1781 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-04 03:56:34,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2538 states. [2025-03-04 03:56:34,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2538 to 2525. [2025-03-04 03:56:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2525 states, 1821 states have (on average 1.3179571663920921) internal successors, (2400), 1855 states have internal predecessors, (2400), 557 states have call successors, (557), 147 states have call predecessors, (557), 146 states have return successors, (550), 542 states have call predecessors, (550), 550 states have call successors, (550) [2025-03-04 03:56:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2525 states and 3507 transitions. [2025-03-04 03:56:34,810 INFO L78 Accepts]: Start accepts. Automaton has 2525 states and 3507 transitions. Word has length 19 [2025-03-04 03:56:34,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:56:34,810 INFO L471 AbstractCegarLoop]: Abstraction has 2525 states and 3507 transitions. [2025-03-04 03:56:34,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 3507 transitions. [2025-03-04 03:56:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2025-03-04 03:56:34,812 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:56:34,813 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:56:34,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 03:56:34,813 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:56:34,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:56:34,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1601903354, now seen corresponding path program 1 times [2025-03-04 03:56:34,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:56:34,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691264320] [2025-03-04 03:56:34,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:56:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:56:37,103 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-04 03:56:37,187 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-04 03:56:37,187 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:56:37,187 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:56:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:56:37,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:56:37,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691264320] [2025-03-04 03:56:37,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691264320] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:56:37,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:56:37,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:56:37,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379096625] [2025-03-04 03:56:37,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:56:37,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:56:37,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:56:37,529 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:56:37,529 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:56:37,529 INFO L87 Difference]: Start difference. First operand 2525 states and 3507 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:41,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 03:56:42,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:56:42,339 INFO L93 Difference]: Finished difference Result 2527 states and 3508 transitions. [2025-03-04 03:56:42,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:56:42,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2025-03-04 03:56:42,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:56:42,357 INFO L225 Difference]: With dead ends: 2527 [2025-03-04 03:56:42,357 INFO L226 Difference]: Without dead ends: 2524 [2025-03-04 03:56:42,360 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 [2025-03-04 03:56:42,362 INFO L435 NwaCegarLoop]: 1747 mSDtfsCounter, 1752 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 1747 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-04 03:56:42,362 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1752 Valid, 1747 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-04 03:56:42,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2524 states. [2025-03-04 03:56:42,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2524 to 2524. [2025-03-04 03:56:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2524 states, 1821 states have (on average 1.3174080175727623) internal successors, (2399), 1854 states have internal predecessors, (2399), 556 states have call successors, (556), 147 states have call predecessors, (556), 146 states have return successors, (550), 542 states have call predecessors, (550), 550 states have call successors, (550) [2025-03-04 03:56:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2524 states and 3505 transitions. [2025-03-04 03:56:42,506 INFO L78 Accepts]: Start accepts. Automaton has 2524 states and 3505 transitions. Word has length 19 [2025-03-04 03:56:42,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:56:42,507 INFO L471 AbstractCegarLoop]: Abstraction has 2524 states and 3505 transitions. [2025-03-04 03:56:42,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 3505 transitions. [2025-03-04 03:56:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2025-03-04 03:56:42,511 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:56:42,511 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:56:42,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 03:56:42,511 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:56:42,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:56:42,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1882241985, now seen corresponding path program 1 times [2025-03-04 03:56:42,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:56:42,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023315072] [2025-03-04 03:56:42,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:56:42,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:56:44,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-03-04 03:56:44,759 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-03-04 03:56:44,760 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:56:44,760 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:56:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:56:44,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:56:44,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023315072] [2025-03-04 03:56:44,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023315072] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:56:44,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:56:44,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:56:44,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552378328] [2025-03-04 03:56:44,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:56:44,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:56:44,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:56:44,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:56:44,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:56:44,977 INFO L87 Difference]: Start difference. First operand 2524 states and 3505 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:49,013 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 [] [2025-03-04 03:56:49,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:56:49,807 INFO L93 Difference]: Finished difference Result 2526 states and 3506 transitions. [2025-03-04 03:56:49,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:56:49,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2025-03-04 03:56:49,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:56:49,821 INFO L225 Difference]: With dead ends: 2526 [2025-03-04 03:56:49,821 INFO L226 Difference]: Without dead ends: 2523 [2025-03-04 03:56:49,822 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 [2025-03-04 03:56:49,823 INFO L435 NwaCegarLoop]: 1745 mSDtfsCounter, 1749 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1749 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-04 03:56:49,824 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1749 Valid, 1745 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-04 03:56:49,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2025-03-04 03:56:49,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 2523. [2025-03-04 03:56:49,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2523 states, 1821 states have (on average 1.3168588687534322) internal successors, (2398), 1853 states have internal predecessors, (2398), 555 states have call successors, (555), 147 states have call predecessors, (555), 146 states have return successors, (550), 542 states have call predecessors, (550), 550 states have call successors, (550) [2025-03-04 03:56:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 3503 transitions. [2025-03-04 03:56:49,919 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 3503 transitions. Word has length 20 [2025-03-04 03:56:49,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:56:49,920 INFO L471 AbstractCegarLoop]: Abstraction has 2523 states and 3503 transitions. [2025-03-04 03:56:49,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3503 transitions. [2025-03-04 03:56:49,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-03-04 03:56:49,921 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:56:49,921 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:56:49,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 03:56:49,922 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:56:49,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:56:49,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1778401179, now seen corresponding path program 1 times [2025-03-04 03:56:49,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:56:49,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297313452] [2025-03-04 03:56:49,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:56:49,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:56:52,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-03-04 03:56:52,083 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-03-04 03:56:52,084 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:56:52,084 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:56:52,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:56:52,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:56:52,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297313452] [2025-03-04 03:56:52,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297313452] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:56:52,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:56:52,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:56:52,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684438370] [2025-03-04 03:56:52,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:56:52,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:56:52,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:56:52,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:56:52,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:56:52,293 INFO L87 Difference]: Start difference. First operand 2523 states and 3503 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:56,329 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 [] [2025-03-04 03:56:57,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:56:57,558 INFO L93 Difference]: Finished difference Result 7527 states and 10600 transitions. [2025-03-04 03:56:57,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:56:57,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2025-03-04 03:56:57,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:56:57,586 INFO L225 Difference]: With dead ends: 7527 [2025-03-04 03:56:57,587 INFO L226 Difference]: Without dead ends: 5007 [2025-03-04 03:56:57,599 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 [2025-03-04 03:56:57,600 INFO L435 NwaCegarLoop]: 2011 mSDtfsCounter, 1752 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 3750 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-03-04 03:56:57,601 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1752 Valid, 3750 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 51 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-03-04 03:56:57,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5007 states. [2025-03-04 03:56:57,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5007 to 5001. [2025-03-04 03:56:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5001 states, 3614 states have (on average 1.3176535694521305) internal successors, (4762), 3674 states have internal predecessors, (4762), 1100 states have call successors, (1100), 288 states have call predecessors, (1100), 286 states have return successors, (1162), 1078 states have call predecessors, (1162), 1094 states have call successors, (1162) [2025-03-04 03:56:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5001 states to 5001 states and 7024 transitions. [2025-03-04 03:56:57,836 INFO L78 Accepts]: Start accepts. Automaton has 5001 states and 7024 transitions. Word has length 21 [2025-03-04 03:56:57,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:56:57,837 INFO L471 AbstractCegarLoop]: Abstraction has 5001 states and 7024 transitions. [2025-03-04 03:56:57,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:56:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 5001 states and 7024 transitions. [2025-03-04 03:56:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-03-04 03:56:57,838 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:56:57,838 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:56:57,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 03:56:57,839 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:56:57,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:56:57,839 INFO L85 PathProgramCache]: Analyzing trace with hash -705778752, now seen corresponding path program 1 times [2025-03-04 03:56:57,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:56:57,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231621161] [2025-03-04 03:56:57,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:56:57,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:56:59,931 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-04 03:56:59,972 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-04 03:56:59,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:56:59,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:57:00,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:57:00,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:57:00,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231621161] [2025-03-04 03:57:00,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231621161] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:57:00,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:57:00,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:57:00,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125632292] [2025-03-04 03:57:00,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:57:00,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:57:00,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:57:00,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:57:00,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:57:00,179 INFO L87 Difference]: Start difference. First operand 5001 states and 7024 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:57:04,215 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 [] [2025-03-04 03:57:05,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:57:05,069 INFO L93 Difference]: Finished difference Result 5003 states and 7025 transitions. [2025-03-04 03:57:05,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:57:05,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2025-03-04 03:57:05,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:57:05,089 INFO L225 Difference]: With dead ends: 5003 [2025-03-04 03:57:05,090 INFO L226 Difference]: Without dead ends: 5000 [2025-03-04 03:57:05,091 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 [2025-03-04 03:57:05,092 INFO L435 NwaCegarLoop]: 1743 mSDtfsCounter, 1745 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 1743 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-03-04 03:57:05,092 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1745 Valid, 1743 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-03-04 03:57:05,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2025-03-04 03:57:05,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 5000. [2025-03-04 03:57:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5000 states, 3614 states have (on average 1.31737686773658) internal successors, (4761), 3673 states have internal predecessors, (4761), 1099 states have call successors, (1099), 288 states have call predecessors, (1099), 286 states have return successors, (1162), 1078 states have call predecessors, (1162), 1094 states have call successors, (1162) [2025-03-04 03:57:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 5000 states and 7022 transitions. [2025-03-04 03:57:05,373 INFO L78 Accepts]: Start accepts. Automaton has 5000 states and 7022 transitions. Word has length 22 [2025-03-04 03:57:05,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:57:05,374 INFO L471 AbstractCegarLoop]: Abstraction has 5000 states and 7022 transitions. [2025-03-04 03:57:05,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:57:05,374 INFO L276 IsEmpty]: Start isEmpty. Operand 5000 states and 7022 transitions. [2025-03-04 03:57:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-03-04 03:57:05,377 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:57:05,377 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:57:05,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-04 03:57:05,377 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:57:05,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:57:05,377 INFO L85 PathProgramCache]: Analyzing trace with hash -405946308, now seen corresponding path program 1 times [2025-03-04 03:57:05,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:57:05,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944972498] [2025-03-04 03:57:05,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:57:05,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:57:07,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-03-04 03:57:07,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-03-04 03:57:07,591 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:57:07,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:57:07,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 03:57:07,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:57:07,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944972498] [2025-03-04 03:57:07,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944972498] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:57:07,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:57:07,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:57:07,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658245712] [2025-03-04 03:57:07,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:57:07,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:57:07,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:57:07,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:57:07,809 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:57:07,809 INFO L87 Difference]: Start difference. First operand 5000 states and 7022 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:57:11,845 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 [] [2025-03-04 03:57:12,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:57:12,667 INFO L93 Difference]: Finished difference Result 5002 states and 7023 transitions. [2025-03-04 03:57:12,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:57:12,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2025-03-04 03:57:12,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:57:12,687 INFO L225 Difference]: With dead ends: 5002 [2025-03-04 03:57:12,687 INFO L226 Difference]: Without dead ends: 4990 [2025-03-04 03:57:12,690 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:57:12,690 INFO L435 NwaCegarLoop]: 1742 mSDtfsCounter, 1742 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 1742 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-04 03:57:12,690 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1742 Valid, 1742 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-04 03:57:12,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4990 states. [2025-03-04 03:57:12,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4990 to 4990. [2025-03-04 03:57:12,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4990 states, 3605 states have (on average 1.3173370319001387) internal successors, (4749), 3663 states have internal predecessors, (4749), 1098 states have call successors, (1098), 288 states have call predecessors, (1098), 286 states have return successors, (1162), 1078 states have call predecessors, (1162), 1094 states have call successors, (1162) [2025-03-04 03:57:12,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4990 states to 4990 states and 7009 transitions. [2025-03-04 03:57:12,865 INFO L78 Accepts]: Start accepts. Automaton has 4990 states and 7009 transitions. Word has length 23 [2025-03-04 03:57:12,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:57:12,866 INFO L471 AbstractCegarLoop]: Abstraction has 4990 states and 7009 transitions. [2025-03-04 03:57:12,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 03:57:12,867 INFO L276 IsEmpty]: Start isEmpty. Operand 4990 states and 7009 transitions. [2025-03-04 03:57:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-03-04 03:57:12,872 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:57:12,872 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-03-04 03:57:12,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-04 03:57:12,873 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:57:12,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:57:12,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1597952601, now seen corresponding path program 1 times [2025-03-04 03:57:12,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:57:12,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016159382] [2025-03-04 03:57:12,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:57:12,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:57:14,923 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-03-04 03:57:14,950 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-03-04 03:57:14,950 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:57:14,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:57:15,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-03-04 03:57:15,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:57:15,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016159382] [2025-03-04 03:57:15,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016159382] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:57:15,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 03:57:15,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 03:57:15,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796183259] [2025-03-04 03:57:15,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:57:15,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 03:57:15,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:57:15,204 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 03:57:15,204 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 03:57:15,204 INFO L87 Difference]: Start difference. First operand 4990 states and 7009 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-03-04 03:57:16,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:57:16,275 INFO L93 Difference]: Finished difference Result 14814 states and 20771 transitions. [2025-03-04 03:57:16,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 03:57:16,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 49 [2025-03-04 03:57:16,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:57:16,363 INFO L225 Difference]: With dead ends: 14814 [2025-03-04 03:57:16,364 INFO L226 Difference]: Without dead ends: 9827