./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.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 b83c28af83745ba79af1b1ebec4b495db7aa2efb3702685bbdc4b86421ef4c0a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:06:17,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:06:17,617 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:06:17,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:06:17,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:06:17,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:06:17,666 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:06:17,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:06:17,667 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:06:17,672 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:06:17,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:06:17,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:06:17,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:06:17,674 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:06:17,674 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:06:17,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:06:17,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:06:17,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:06:17,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:06:17,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:06:17,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:06:17,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:06:17,680 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:06:17,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:06:17,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:06:17,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:06:17,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:06:17,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:06:17,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:06:17,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:06:17,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:06:17,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:06:17,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:06:17,683 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:06:17,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:06:17,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:06:17,684 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:06:17,684 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:06:17,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:06:17,684 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b83c28af83745ba79af1b1ebec4b495db7aa2efb3702685bbdc4b86421ef4c0a [2024-10-13 08:06:17,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:06:17,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:06:17,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:06:17,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:06:17,990 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:06:17,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-13 08:06:19,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:06:20,001 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:06:20,002 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-13 08:06:20,049 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2dd014b7/f22da687add142db9d45964dbfaad117/FLAGb57d65190 [2024-10-13 08:06:20,132 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2dd014b7/f22da687add142db9d45964dbfaad117 [2024-10-13 08:06:20,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:06:20,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:06:20,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:06:20,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:06:20,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:06:20,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:20" (1/1) ... [2024-10-13 08:06:20,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109a752e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:20, skipping insertion in model container [2024-10-13 08:06:20,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:20" (1/1) ... [2024-10-13 08:06:20,262 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:06:21,765 WARN L248 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-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2024-10-13 08:06:21,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:06:21,817 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:06:21,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4690] [2024-10-13 08:06:21,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4697] [2024-10-13 08:06:21,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4705-4706] [2024-10-13 08:06:21,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4714-4715] [2024-10-13 08:06:21,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4843] [2024-10-13 08:06:21,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4846] [2024-10-13 08:06:21,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4849] [2024-10-13 08:06:21,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4852] [2024-10-13 08:06:21,934 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5234] [2024-10-13 08:06:21,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5238] [2024-10-13 08:06:21,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5242] [2024-10-13 08:06:21,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5246] [2024-10-13 08:06:21,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5257] [2024-10-13 08:06:21,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5261] [2024-10-13 08:06:21,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5265] [2024-10-13 08:06:21,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5269] [2024-10-13 08:06:21,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5280] [2024-10-13 08:06:21,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5284] [2024-10-13 08:06:21,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5288] [2024-10-13 08:06:21,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5292] [2024-10-13 08:06:21,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5303] [2024-10-13 08:06:21,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5307] [2024-10-13 08:06:21,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5311] [2024-10-13 08:06:21,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5315] [2024-10-13 08:06:21,945 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5365] [2024-10-13 08:06:21,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5369] [2024-10-13 08:06:21,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5373] [2024-10-13 08:06:21,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5377] [2024-10-13 08:06:21,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5388] [2024-10-13 08:06:21,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5392] [2024-10-13 08:06:21,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5396] [2024-10-13 08:06:21,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5400] [2024-10-13 08:06:21,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5411] [2024-10-13 08:06:21,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5415] [2024-10-13 08:06:21,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5419] [2024-10-13 08:06:21,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5423] [2024-10-13 08:06:21,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5434] [2024-10-13 08:06:21,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5438] [2024-10-13 08:06:21,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5442] [2024-10-13 08:06:21,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5446] [2024-10-13 08:06:21,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5520] [2024-10-13 08:06:21,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5524] [2024-10-13 08:06:21,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5528] [2024-10-13 08:06:21,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5532] [2024-10-13 08:06:21,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5543] [2024-10-13 08:06:21,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5547] [2024-10-13 08:06:21,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5551] [2024-10-13 08:06:21,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5555] [2024-10-13 08:06:21,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5566] [2024-10-13 08:06:21,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5570] [2024-10-13 08:06:21,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5574] [2024-10-13 08:06:21,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5578] [2024-10-13 08:06:22,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6518] [2024-10-13 08:06:22,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6521] [2024-10-13 08:06:22,104 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6524] [2024-10-13 08:06:22,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6527] [2024-10-13 08:06:22,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6530] [2024-10-13 08:06:22,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6543] [2024-10-13 08:06:22,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6546] [2024-10-13 08:06:22,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6549] [2024-10-13 08:06:22,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6552] [2024-10-13 08:06:22,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6555] [2024-10-13 08:06:22,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6577] [2024-10-13 08:06:22,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6580] [2024-10-13 08:06:22,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6583] [2024-10-13 08:06:22,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6586] [2024-10-13 08:06:22,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6589] [2024-10-13 08:06:22,117 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6622-6623] [2024-10-13 08:06:22,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6626-6627] [2024-10-13 08:06:22,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6630-6631] [2024-10-13 08:06:22,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6634-6635] [2024-10-13 08:06:22,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6638-6639] [2024-10-13 08:06:22,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6652] [2024-10-13 08:06:22,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6655] [2024-10-13 08:06:22,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6658] [2024-10-13 08:06:22,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6661] [2024-10-13 08:06:22,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6664] [2024-10-13 08:06:22,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6697-6698] [2024-10-13 08:06:22,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6701-6702] [2024-10-13 08:06:22,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6705-6706] [2024-10-13 08:06:22,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6709-6710] [2024-10-13 08:06:22,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6713-6714] [2024-10-13 08:06:22,214 WARN L248 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-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2024-10-13 08:06:22,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:06:22,327 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:06:22,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22 WrapperNode [2024-10-13 08:06:22,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:06:22,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:06:22,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:06:22,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:06:22,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:22,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:22,528 INFO L138 Inliner]: procedures = 187, calls = 872, calls flagged for inlining = 93, calls inlined = 91, statements flattened = 3466 [2024-10-13 08:06:22,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:06:22,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:06:22,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:06:22,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:06:22,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:22,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:22,574 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,028 INFO L175 MemorySlicer]: Split 431 memory accesses to 10 slices as follows [347, 2, 1, 35, 20, 1, 3, 16, 4, 2]. 81 percent of accesses are in the largest equivalence class. The 62 initializations are split as follows [5, 2, 0, 35, 20, 0, 0, 0, 0, 0]. The 124 writes are split as follows [120, 0, 1, 0, 0, 0, 0, 2, 1, 0]. [2024-10-13 08:06:23,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:06:23,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:06:23,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:06:23,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:06:23,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (1/1) ... [2024-10-13 08:06:23,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:06:23,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:06:23,263 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) [2024-10-13 08:06:23,266 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 [2024-10-13 08:06:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-10-13 08:06:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-10-13 08:06:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2024-10-13 08:06:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2024-10-13 08:06:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:06:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:06:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:06:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:06:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:06:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:06:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:06:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:06:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:06:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:06:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2024-10-13 08:06:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-13 08:06:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:06:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:06:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:06:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:06:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:06:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:06:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:06:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-13 08:06:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-13 08:06:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-10-13 08:06:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-10-13 08:06:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-10-13 08:06:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-10-13 08:06:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:06:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:06:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-13 08:06:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-13 08:06:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:06:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-13 08:06:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-13 08:06:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-10-13 08:06:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-10-13 08:06:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:06:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:06:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-13 08:06:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-13 08:06:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-10-13 08:06:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-10-13 08:06:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-13 08:06:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-13 08:06:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2024-10-13 08:06:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:06:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-13 08:06:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-10-13 08:06:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-13 08:06:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:06:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-13 08:06:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-13 08:06:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-13 08:06:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-13 08:06:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:06:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2024-10-13 08:06:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2024-10-13 08:06:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-13 08:06:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-13 08:06:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2024-10-13 08:06:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2024-10-13 08:06:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2024-10-13 08:06:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2024-10-13 08:06:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:06:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-13 08:06:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-13 08:06:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2024-10-13 08:06:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:06:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:06:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:06:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:06:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:06:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:06:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-10-13 08:06:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-10-13 08:06:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2024-10-13 08:06:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2024-10-13 08:06:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-13 08:06:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-13 08:06:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2024-10-13 08:06:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2024-10-13 08:06:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:06:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:06:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:06:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:06:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-13 08:06:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-13 08:06:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-10-13 08:06:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-10-13 08:06:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-10-13 08:06:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-10-13 08:06:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2024-10-13 08:06:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2024-10-13 08:06:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2024-10-13 08:06:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2024-10-13 08:06:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:06:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-10-13 08:06:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2024-10-13 08:06:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2024-10-13 08:06:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-13 08:06:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-13 08:06:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:06:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:06:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2024-10-13 08:06:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2024-10-13 08:06:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-13 08:06:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-13 08:06:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-13 08:06:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-13 08:06:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2024-10-13 08:06:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2024-10-13 08:06:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-10-13 08:06:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-10-13 08:06:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-13 08:06:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-13 08:06:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-13 08:06:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-13 08:06:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-13 08:06:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-13 08:06:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-13 08:06:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-13 08:06:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:06:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:06:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:06:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-10-13 08:06:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-10-13 08:06:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-10-13 08:06:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-10-13 08:06:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:06:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:06:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:06:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:06:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-13 08:06:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-13 08:06:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:06:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:06:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2024-10-13 08:06:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2024-10-13 08:06:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-10-13 08:06:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-10-13 08:06:23,920 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:06:23,924 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:06:24,053 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:06:27,281 INFO L? ?]: Removed 1552 outVars from TransFormulas that were not future-live. [2024-10-13 08:06:27,281 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:06:27,452 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:06:27,452 INFO L314 CfgBuilder]: Removed 13 assume(true) statements. [2024-10-13 08:06:27,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:27 BoogieIcfgContainer [2024-10-13 08:06:27,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:06:27,456 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:06:27,456 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:06:27,459 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:06:27,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:06:20" (1/3) ... [2024-10-13 08:06:27,460 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b975ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:27, skipping insertion in model container [2024-10-13 08:06:27,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:22" (2/3) ... [2024-10-13 08:06:27,461 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b975ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:27, skipping insertion in model container [2024-10-13 08:06:27,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:27" (3/3) ... [2024-10-13 08:06:27,463 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-13 08:06:27,479 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:06:27,480 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2024-10-13 08:06:27,574 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:06:27,580 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;@1ad070ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:06:27,580 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-10-13 08:06:27,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 1085 states, 766 states have (on average 1.514360313315927) internal successors, (1160), 810 states have internal predecessors, (1160), 252 states have call successors, (252), 54 states have call predecessors, (252), 53 states have return successors, (247), 245 states have call predecessors, (247), 247 states have call successors, (247) [2024-10-13 08:06:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-13 08:06:27,616 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:27,617 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:27,618 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:06:27,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:27,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1148108130, now seen corresponding path program 1 times [2024-10-13 08:06:27,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:27,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32289957] [2024-10-13 08:06:27,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:27,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:06:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:06:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:06:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:06:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:06:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:06:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:06:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:06:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:06:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:06:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-10-13 08:06:28,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:28,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32289957] [2024-10-13 08:06:28,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32289957] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:28,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:28,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:06:28,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713811771] [2024-10-13 08:06:28,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:28,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:06:28,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:28,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:06:28,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:06:28,524 INFO L87 Difference]: Start difference. First operand has 1085 states, 766 states have (on average 1.514360313315927) internal successors, (1160), 810 states have internal predecessors, (1160), 252 states have call successors, (252), 54 states have call predecessors, (252), 53 states have return successors, (247), 245 states have call predecessors, (247), 247 states have call successors, (247) Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-13 08:06:33,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:06:33,666 INFO L93 Difference]: Finished difference Result 2297 states and 3589 transitions. [2024-10-13 08:06:33,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 08:06:33,669 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 134 [2024-10-13 08:06:33,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:06:33,693 INFO L225 Difference]: With dead ends: 2297 [2024-10-13 08:06:33,693 INFO L226 Difference]: Without dead ends: 1176 [2024-10-13 08:06:33,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:06:33,708 INFO L432 NwaCegarLoop]: 781 mSDtfsCounter, 1741 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 2080 mSolverCounterSat, 1090 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1758 SdHoareTripleChecker+Valid, 2231 SdHoareTripleChecker+Invalid, 3170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1090 IncrementalHoareTripleChecker+Valid, 2080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-10-13 08:06:33,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1758 Valid, 2231 Invalid, 3170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1090 Valid, 2080 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-10-13 08:06:33,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1176 states. [2024-10-13 08:06:33,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1176 to 1047. [2024-10-13 08:06:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1047 states, 743 states have (on average 1.4710632570659488) internal successors, (1093), 779 states have internal predecessors, (1093), 238 states have call successors, (238), 53 states have call predecessors, (238), 53 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) [2024-10-13 08:06:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1569 transitions. [2024-10-13 08:06:33,882 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1569 transitions. Word has length 134 [2024-10-13 08:06:33,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:06:33,882 INFO L471 AbstractCegarLoop]: Abstraction has 1047 states and 1569 transitions. [2024-10-13 08:06:33,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-13 08:06:33,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1569 transitions. [2024-10-13 08:06:33,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-13 08:06:33,890 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:33,890 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:33,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:06:33,891 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:06:33,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:33,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1607429976, now seen corresponding path program 1 times [2024-10-13 08:06:33,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:33,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482793042] [2024-10-13 08:06:33,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:33,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:06:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:06:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:06:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:06:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:06:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:06:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:06:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:06:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:06:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:06:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-10-13 08:06:34,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:34,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482793042] [2024-10-13 08:06:34,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482793042] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:34,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:34,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:06:34,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351486997] [2024-10-13 08:06:34,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:34,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:06:34,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:34,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:06:34,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:06:34,400 INFO L87 Difference]: Start difference. First operand 1047 states and 1569 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-10-13 08:06:38,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:06:43,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:06:46,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:06:46,119 INFO L93 Difference]: Finished difference Result 2848 states and 4277 transitions. [2024-10-13 08:06:46,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:06:46,120 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 134 [2024-10-13 08:06:46,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:06:46,137 INFO L225 Difference]: With dead ends: 2848 [2024-10-13 08:06:46,137 INFO L226 Difference]: Without dead ends: 1833 [2024-10-13 08:06:46,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-10-13 08:06:46,145 INFO L432 NwaCegarLoop]: 722 mSDtfsCounter, 2688 mSDsluCounter, 2301 mSDsCounter, 0 mSdLazyCounter, 3499 mSolverCounterSat, 1385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2791 SdHoareTripleChecker+Valid, 3023 SdHoareTripleChecker+Invalid, 4884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1385 IncrementalHoareTripleChecker+Valid, 3499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:06:46,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2791 Valid, 3023 Invalid, 4884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1385 Valid, 3499 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2024-10-13 08:06:46,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2024-10-13 08:06:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1586. [2024-10-13 08:06:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1586 states, 1114 states have (on average 1.4542190305206464) internal successors, (1620), 1159 states have internal predecessors, (1620), 366 states have call successors, (366), 93 states have call predecessors, (366), 93 states have return successors, (366), 363 states have call predecessors, (366), 366 states have call successors, (366) [2024-10-13 08:06:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1586 states and 2352 transitions. [2024-10-13 08:06:46,265 INFO L78 Accepts]: Start accepts. Automaton has 1586 states and 2352 transitions. Word has length 134 [2024-10-13 08:06:46,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:06:46,267 INFO L471 AbstractCegarLoop]: Abstraction has 1586 states and 2352 transitions. [2024-10-13 08:06:46,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-10-13 08:06:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 2352 transitions. [2024-10-13 08:06:46,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-13 08:06:46,273 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:46,273 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:46,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:06:46,273 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:06:46,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:46,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1341037523, now seen corresponding path program 1 times [2024-10-13 08:06:46,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:46,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959692219] [2024-10-13 08:06:46,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:46,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:06:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:06:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:06:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:06:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:06:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:06:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:06:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:06:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:06:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:06:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:06:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:46,656 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-10-13 08:06:46,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:46,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959692219] [2024-10-13 08:06:46,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959692219] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:46,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:46,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:06:46,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40151484] [2024-10-13 08:06:46,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:46,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:06:46,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:46,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:06:46,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:06:46,659 INFO L87 Difference]: Start difference. First operand 1586 states and 2352 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-13 08:06:54,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:06:54,432 INFO L93 Difference]: Finished difference Result 4443 states and 6627 transitions. [2024-10-13 08:06:54,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:06:54,433 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 139 [2024-10-13 08:06:54,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:06:54,454 INFO L225 Difference]: With dead ends: 4443 [2024-10-13 08:06:54,455 INFO L226 Difference]: Without dead ends: 2897 [2024-10-13 08:06:54,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-10-13 08:06:54,464 INFO L432 NwaCegarLoop]: 1002 mSDtfsCounter, 3203 mSDsluCounter, 2405 mSDsCounter, 0 mSdLazyCounter, 3841 mSolverCounterSat, 1680 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3329 SdHoareTripleChecker+Valid, 3407 SdHoareTripleChecker+Invalid, 5521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1680 IncrementalHoareTripleChecker+Valid, 3841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:06:54,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3329 Valid, 3407 Invalid, 5521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1680 Valid, 3841 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-10-13 08:06:54,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2897 states. [2024-10-13 08:06:54,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2897 to 2565. [2024-10-13 08:06:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 1813 states have (on average 1.456150027578599) internal successors, (2640), 1883 states have internal predecessors, (2640), 576 states have call successors, (576), 163 states have call predecessors, (576), 163 states have return successors, (576), 569 states have call predecessors, (576), 576 states have call successors, (576) [2024-10-13 08:06:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 3792 transitions. [2024-10-13 08:06:54,644 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 3792 transitions. Word has length 139 [2024-10-13 08:06:54,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:06:54,645 INFO L471 AbstractCegarLoop]: Abstraction has 2565 states and 3792 transitions. [2024-10-13 08:06:54,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-13 08:06:54,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3792 transitions. [2024-10-13 08:06:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-13 08:06:54,648 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:54,649 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:54,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:06:54,649 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting get_currentErr0ASSERT_VIOLATIONUNKNOWN === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:06:54,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:54,650 INFO L85 PathProgramCache]: Analyzing trace with hash 350833594, now seen corresponding path program 1 times [2024-10-13 08:06:54,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:54,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883006657] [2024-10-13 08:06:54,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:54,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:54,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:06:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:06:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:06:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:54,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:06:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:06:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:06:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:06:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:06:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:06:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:06:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:06:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 08:06:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-13 08:06:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:06:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:06:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-10-13 08:06:55,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:55,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883006657] [2024-10-13 08:06:55,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883006657] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:55,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:55,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:06:55,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696545806] [2024-10-13 08:06:55,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:55,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:06:55,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:55,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:06:55,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:06:55,086 INFO L87 Difference]: Start difference. First operand 2565 states and 3792 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-13 08:07:01,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:03,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:03,653 INFO L93 Difference]: Finished difference Result 5391 states and 8077 transitions. [2024-10-13 08:07:03,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:07:03,654 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 185 [2024-10-13 08:07:03,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:03,673 INFO L225 Difference]: With dead ends: 5391 [2024-10-13 08:07:03,673 INFO L226 Difference]: Without dead ends: 2866 [2024-10-13 08:07:03,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:07:03,684 INFO L432 NwaCegarLoop]: 725 mSDtfsCounter, 2097 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 2930 mSolverCounterSat, 1335 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2114 SdHoareTripleChecker+Valid, 2675 SdHoareTripleChecker+Invalid, 4266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1335 IncrementalHoareTripleChecker+Valid, 2930 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:03,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2114 Valid, 2675 Invalid, 4266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1335 Valid, 2930 Invalid, 1 Unknown, 0 Unchecked, 8.3s Time] [2024-10-13 08:07:03,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2024-10-13 08:07:03,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2555. [2024-10-13 08:07:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2555 states, 1804 states have (on average 1.4539911308203992) internal successors, (2623), 1873 states have internal predecessors, (2623), 576 states have call successors, (576), 163 states have call predecessors, (576), 163 states have return successors, (576), 569 states have call predecessors, (576), 576 states have call successors, (576) [2024-10-13 08:07:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2555 states and 3775 transitions. [2024-10-13 08:07:03,815 INFO L78 Accepts]: Start accepts. Automaton has 2555 states and 3775 transitions. Word has length 185 [2024-10-13 08:07:03,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:03,816 INFO L471 AbstractCegarLoop]: Abstraction has 2555 states and 3775 transitions. [2024-10-13 08:07:03,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-13 08:07:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3775 transitions. [2024-10-13 08:07:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-10-13 08:07:03,822 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:03,822 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:03,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:07:03,823 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:07:03,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:03,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1431461339, now seen corresponding path program 1 times [2024-10-13 08:07:03,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:03,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267028892] [2024-10-13 08:07:03,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:03,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:07:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:07:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:07:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:07:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:07:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:07:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:07:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:07:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:07:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:07:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:07:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 08:07:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 08:07:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-13 08:07:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:04,396 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-10-13 08:07:04,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:04,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267028892] [2024-10-13 08:07:04,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267028892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:04,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:04,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:07:04,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174401472] [2024-10-13 08:07:04,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:04,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:07:04,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:04,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:07:04,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:07:04,398 INFO L87 Difference]: Start difference. First operand 2555 states and 3775 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-10-13 08:07:08,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:08,250 INFO L93 Difference]: Finished difference Result 5381 states and 8020 transitions. [2024-10-13 08:07:08,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:07:08,250 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 201 [2024-10-13 08:07:08,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:08,270 INFO L225 Difference]: With dead ends: 5381 [2024-10-13 08:07:08,270 INFO L226 Difference]: Without dead ends: 2866 [2024-10-13 08:07:08,280 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-13 08:07:08,281 INFO L432 NwaCegarLoop]: 718 mSDtfsCounter, 3311 mSDsluCounter, 1333 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 1630 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3448 SdHoareTripleChecker+Valid, 2051 SdHoareTripleChecker+Invalid, 3523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1630 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:08,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3448 Valid, 2051 Invalid, 3523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1630 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-10-13 08:07:08,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2024-10-13 08:07:08,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2555. [2024-10-13 08:07:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2555 states, 1804 states have (on average 1.4517738359201773) internal successors, (2619), 1873 states have internal predecessors, (2619), 576 states have call successors, (576), 163 states have call predecessors, (576), 163 states have return successors, (576), 569 states have call predecessors, (576), 576 states have call successors, (576) [2024-10-13 08:07:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2555 states and 3771 transitions. [2024-10-13 08:07:08,469 INFO L78 Accepts]: Start accepts. Automaton has 2555 states and 3771 transitions. Word has length 201 [2024-10-13 08:07:08,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:08,469 INFO L471 AbstractCegarLoop]: Abstraction has 2555 states and 3771 transitions. [2024-10-13 08:07:08,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-10-13 08:07:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3771 transitions. [2024-10-13 08:07:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-10-13 08:07:08,474 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:08,474 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:08,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:07:08,476 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:07:08,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:08,477 INFO L85 PathProgramCache]: Analyzing trace with hash 302643111, now seen corresponding path program 1 times [2024-10-13 08:07:08,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:08,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572016122] [2024-10-13 08:07:08,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:08,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:07:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:07:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:07:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:07:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:07:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:07:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:07:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:07:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:08,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:07:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:07:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:07:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 08:07:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 08:07:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-13 08:07:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,067 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-10-13 08:07:09,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:09,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572016122] [2024-10-13 08:07:09,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572016122] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:09,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:09,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:07:09,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221353538] [2024-10-13 08:07:09,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:09,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:07:09,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:09,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:07:09,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:09,069 INFO L87 Difference]: Start difference. First operand 2555 states and 3771 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-13 08:07:12,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:14,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:17,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:19,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:21,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:21,237 INFO L93 Difference]: Finished difference Result 2872 states and 4302 transitions. [2024-10-13 08:07:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:07:21,237 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 201 [2024-10-13 08:07:21,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:21,255 INFO L225 Difference]: With dead ends: 2872 [2024-10-13 08:07:21,255 INFO L226 Difference]: Without dead ends: 2870 [2024-10-13 08:07:21,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:07:21,258 INFO L432 NwaCegarLoop]: 723 mSDtfsCounter, 1719 mSDsluCounter, 2527 mSDsCounter, 0 mSdLazyCounter, 4181 mSolverCounterSat, 1025 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1736 SdHoareTripleChecker+Valid, 3250 SdHoareTripleChecker+Invalid, 5206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1025 IncrementalHoareTripleChecker+Valid, 4181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:21,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1736 Valid, 3250 Invalid, 5206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1025 Valid, 4181 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2024-10-13 08:07:21,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2870 states. [2024-10-13 08:07:21,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2870 to 2559. [2024-10-13 08:07:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2559 states, 1808 states have (on average 1.4507743362831858) internal successors, (2623), 1877 states have internal predecessors, (2623), 576 states have call successors, (576), 163 states have call predecessors, (576), 163 states have return successors, (576), 569 states have call predecessors, (576), 576 states have call successors, (576) [2024-10-13 08:07:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2559 states and 3775 transitions. [2024-10-13 08:07:21,388 INFO L78 Accepts]: Start accepts. Automaton has 2559 states and 3775 transitions. Word has length 201 [2024-10-13 08:07:21,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:21,390 INFO L471 AbstractCegarLoop]: Abstraction has 2559 states and 3775 transitions. [2024-10-13 08:07:21,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-13 08:07:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3775 transitions. [2024-10-13 08:07:21,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-10-13 08:07:21,396 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:21,396 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:21,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 08:07:21,396 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:07:21,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:21,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1061913742, now seen corresponding path program 1 times [2024-10-13 08:07:21,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:21,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877481082] [2024-10-13 08:07:21,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:21,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:07:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:07:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:07:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:07:21,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:07:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:07:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:21,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:07:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:07:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:07:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:07:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:07:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 08:07:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 08:07:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-13 08:07:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 08:07:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:22,093 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-10-13 08:07:22,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:22,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877481082] [2024-10-13 08:07:22,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877481082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:22,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:22,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:07:22,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470257187] [2024-10-13 08:07:22,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:22,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:07:22,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:22,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:07:22,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:22,095 INFO L87 Difference]: Start difference. First operand 2559 states and 3775 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-10-13 08:07:27,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:31,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:31,766 INFO L93 Difference]: Finished difference Result 6862 states and 10223 transitions. [2024-10-13 08:07:31,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-13 08:07:31,767 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 206 [2024-10-13 08:07:31,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:31,791 INFO L225 Difference]: With dead ends: 6862 [2024-10-13 08:07:31,792 INFO L226 Difference]: Without dead ends: 4343 [2024-10-13 08:07:31,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2024-10-13 08:07:31,801 INFO L432 NwaCegarLoop]: 687 mSDtfsCounter, 3634 mSDsluCounter, 2604 mSDsCounter, 0 mSdLazyCounter, 4909 mSolverCounterSat, 1664 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3798 SdHoareTripleChecker+Valid, 3291 SdHoareTripleChecker+Invalid, 6573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1664 IncrementalHoareTripleChecker+Valid, 4909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:31,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3798 Valid, 3291 Invalid, 6573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1664 Valid, 4909 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2024-10-13 08:07:31,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4343 states. [2024-10-13 08:07:31,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4343 to 3784. [2024-10-13 08:07:31,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3784 states, 2692 states have (on average 1.4583952451708766) internal successors, (3926), 2793 states have internal predecessors, (3926), 835 states have call successors, (835), 245 states have call predecessors, (835), 245 states have return successors, (835), 824 states have call predecessors, (835), 835 states have call successors, (835) [2024-10-13 08:07:32,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 3784 states and 5596 transitions. [2024-10-13 08:07:32,009 INFO L78 Accepts]: Start accepts. Automaton has 3784 states and 5596 transitions. Word has length 206 [2024-10-13 08:07:32,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:32,010 INFO L471 AbstractCegarLoop]: Abstraction has 3784 states and 5596 transitions. [2024-10-13 08:07:32,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-10-13 08:07:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 5596 transitions. [2024-10-13 08:07:32,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-10-13 08:07:32,016 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:32,016 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:32,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 08:07:32,016 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [get_currentErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr0ASSERT_VIOLATIONUNKNOWN, sl_free_bufsErr1ASSERT_VIOLATIONUNKNOWN (and 10 more)] === [2024-10-13 08:07:32,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:32,017 INFO L85 PathProgramCache]: Analyzing trace with hash -6649524, now seen corresponding path program 1 times [2024-10-13 08:07:32,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:32,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91169580] [2024-10-13 08:07:32,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:32,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-13 08:07:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:07:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-13 08:07:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:07:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:07:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-13 08:07:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:07:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:07:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 08:07:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-13 08:07:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:07:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-13 08:07:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 08:07:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-13 08:07:32,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 08:07:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-10-13 08:07:32,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:32,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91169580] [2024-10-13 08:07:32,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91169580] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:32,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:32,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:07:32,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486446118] [2024-10-13 08:07:32,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:32,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:07:32,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:32,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:07:32,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:32,638 INFO L87 Difference]: Start difference. First operand 3784 states and 5596 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-10-13 08:07:36,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []