./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.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 992655552ae218ee7e8c394eee3a8415ead8a3964b9945bcb1a5e6ecd929382d --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:58:17,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:58:17,494 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:58:17,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:58:17,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:58:17,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:58:17,559 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:58:17,560 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:58:17,561 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:58:17,562 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:58:17,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:58:17,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:58:17,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:58:17,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:58:17,567 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:58:17,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:58:17,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:58:17,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:58:17,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:58:17,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:58:17,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:58:17,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:58:17,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:58:17,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:58:17,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:58:17,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:58:17,576 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:58:17,576 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:58:17,576 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:58:17,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:58:17,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:58:17,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:58:17,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:58:17,578 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:58:17,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:58:17,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:58:17,584 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:58:17,585 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:58:17,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:58:17,585 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992655552ae218ee7e8c394eee3a8415ead8a3964b9945bcb1a5e6ecd929382d [2024-11-09 03:58:17,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:58:17,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:58:17,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:58:17,923 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:58:17,923 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:58:17,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i [2024-11-09 03:58:19,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:58:20,052 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:58:20,052 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i [2024-11-09 03:58:20,097 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/588cc8746/dba19b3cedba4efa8ef51143ca2b5af0/FLAG4aa1142cb [2024-11-09 03:58:20,112 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/588cc8746/dba19b3cedba4efa8ef51143ca2b5af0 [2024-11-09 03:58:20,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:58:20,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:58:20,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:58:20,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:58:20,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:58:20,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:58:20" (1/1) ... [2024-11-09 03:58:20,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70be326b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:20, skipping insertion in model container [2024-11-09 03:58:20,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:58:20" (1/1) ... [2024-11-09 03:58:20,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:58:21,727 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i[202834,202847] [2024-11-09 03:58:21,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:58:21,800 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:58:21,921 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"); [4703] [2024-11-09 03:58:21,924 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)); [4710] [2024-11-09 03:58:21,925 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"); [4718-4719] [2024-11-09 03:58:21,926 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"); [4727-4728] [2024-11-09 03:58:21,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4750] [2024-11-09 03:58:21,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4753] [2024-11-09 03:58:21,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4756] [2024-11-09 03:58:21,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4759] [2024-11-09 03:58:21,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5123] [2024-11-09 03:58:21,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5127] [2024-11-09 03:58:21,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5131] [2024-11-09 03:58:21,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5135] [2024-11-09 03:58:21,967 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"); [5146] [2024-11-09 03:58:21,967 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"); [5150] [2024-11-09 03:58:21,967 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"); [5154] [2024-11-09 03:58:21,968 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"); [5158] [2024-11-09 03:58:21,970 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"); [5169] [2024-11-09 03:58:21,971 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"); [5173] [2024-11-09 03:58:21,971 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"); [5177] [2024-11-09 03:58:21,972 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"); [5181] [2024-11-09 03:58:21,972 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"); [5192] [2024-11-09 03:58:21,972 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"); [5196] [2024-11-09 03:58:21,973 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"); [5200] [2024-11-09 03:58:21,973 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"); [5204] [2024-11-09 03:58:21,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5254] [2024-11-09 03:58:21,977 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5258] [2024-11-09 03:58:21,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5262] [2024-11-09 03:58:21,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5266] [2024-11-09 03:58:21,980 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"); [5277] [2024-11-09 03:58:21,980 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"); [5281] [2024-11-09 03:58:21,980 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"); [5285] [2024-11-09 03:58:21,981 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"); [5289] [2024-11-09 03:58:21,981 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"); [5300] [2024-11-09 03:58:21,982 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"); [5304] [2024-11-09 03:58:21,983 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"); [5308] [2024-11-09 03:58:21,983 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"); [5312] [2024-11-09 03:58:21,984 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"); [5323] [2024-11-09 03:58:21,984 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"); [5327] [2024-11-09 03:58:21,985 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"); [5331] [2024-11-09 03:58:21,985 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"); [5335] [2024-11-09 03:58:21,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5409] [2024-11-09 03:58:21,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5413] [2024-11-09 03:58:21,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5417] [2024-11-09 03:58:21,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5421] [2024-11-09 03:58:21,992 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"); [5432] [2024-11-09 03:58:21,993 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"); [5436] [2024-11-09 03:58:21,993 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"); [5440] [2024-11-09 03:58:21,993 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"); [5444] [2024-11-09 03:58:21,994 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"); [5455] [2024-11-09 03:58:21,994 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"); [5459] [2024-11-09 03:58:21,995 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"); [5463] [2024-11-09 03:58:21,995 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"); [5467] [2024-11-09 03:58:22,098 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"); [6408] [2024-11-09 03:58:22,098 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"); [6411] [2024-11-09 03:58:22,100 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"); [6414] [2024-11-09 03:58:22,100 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"); [6417] [2024-11-09 03:58:22,100 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"); [6420] [2024-11-09 03:58:22,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6433] [2024-11-09 03:58:22,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6436] [2024-11-09 03:58:22,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6439] [2024-11-09 03:58:22,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6442] [2024-11-09 03:58:22,103 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6445] [2024-11-09 03:58:22,105 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)); [6467] [2024-11-09 03:58:22,106 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)); [6470] [2024-11-09 03:58:22,107 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)); [6473] [2024-11-09 03:58:22,107 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)); [6476] [2024-11-09 03:58:22,109 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)); [6479] [2024-11-09 03:58:22,111 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"); [6512-6513] [2024-11-09 03:58:22,112 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"); [6516-6517] [2024-11-09 03:58:22,112 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"); [6520-6521] [2024-11-09 03:58:22,114 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"); [6524-6525] [2024-11-09 03:58:22,114 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"); [6528-6529] [2024-11-09 03:58:22,115 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)); [6542] [2024-11-09 03:58:22,117 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)); [6545] [2024-11-09 03:58:22,118 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)); [6548] [2024-11-09 03:58:22,118 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)); [6551] [2024-11-09 03:58:22,119 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)); [6554] [2024-11-09 03:58:22,121 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"); [6587-6588] [2024-11-09 03:58:22,121 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"); [6591-6592] [2024-11-09 03:58:22,122 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"); [6595-6596] [2024-11-09 03:58:22,122 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"); [6599-6600] [2024-11-09 03:58:22,122 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"); [6603-6604] [2024-11-09 03:58:22,163 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac.i[202834,202847] [2024-11-09 03:58:22,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:58:22,377 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:58:22,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22 WrapperNode [2024-11-09 03:58:22,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:58:22,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:58:22,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:58:22,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:58:22,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:22,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:22,579 INFO L138 Inliner]: procedures = 156, calls = 821, calls flagged for inlining = 81, calls inlined = 80, statements flattened = 3046 [2024-11-09 03:58:22,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:58:22,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:58:22,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:58:22,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:58:22,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:22,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:22,618 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,025 INFO L175 MemorySlicer]: Split 418 memory accesses to 11 slices as follows [2, 12, 4, 1, 3, 1, 2, 36, 22, 1, 334]. 80 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5]. The 177 writes are split as follows [0, 12, 1, 0, 0, 0, 0, 36, 22, 1, 105]. [2024-11-09 03:58:23,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:58:23,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:58:23,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:58:23,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:58:23,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (1/1) ... [2024-11-09 03:58:23,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:58:23,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:58:23,234 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) [2024-11-09 03:58:23,246 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 [2024-11-09 03:58:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:58:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:58:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:58:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:58:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:58:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:58:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:58:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 03:58:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 03:58:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 03:58:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-09 03:58:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-09 03:58:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-09 03:58:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:58:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 03:58:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-09 03:58:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-09 03:58:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-09 03:58:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:58:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:58:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:58:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:58:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:58:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:58:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 03:58:23,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 03:58:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-09 03:58:23,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-09 03:58:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-09 03:58:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-09 03:58:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:58:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:58:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:58:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:58:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-09 03:58:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-09 03:58:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:58:23,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-09 03:58:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-09 03:58:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 03:58:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 03:58:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2024-11-09 03:58:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-09 03:58:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-09 03:58:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 03:58:23,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 03:58:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2024-11-09 03:58:23,309 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2024-11-09 03:58:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:58:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:58:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:58:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:58:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:58:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:58:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:58:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 03:58:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 03:58:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 03:58:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-09 03:58:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-09 03:58:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-09 03:58:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-09 03:58:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-09 03:58:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 03:58:23,313 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 03:58:23,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 03:58:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 03:58:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 03:58:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 03:58:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-09 03:58:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-09 03:58:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:58:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2024-11-09 03:58:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2024-11-09 03:58:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2024-11-09 03:58:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2024-11-09 03:58:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:58:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-09 03:58:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-09 03:58:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2024-11-09 03:58:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2024-11-09 03:58:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-09 03:58:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-09 03:58:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-09 03:58:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-09 03:58:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-09 03:58:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-09 03:58:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2024-11-09 03:58:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2024-11-09 03:58:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-09 03:58:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-09 03:58:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-09 03:58:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-09 03:58:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2024-11-09 03:58:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2024-11-09 03:58:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-09 03:58:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-09 03:58:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 03:58:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 03:58:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 03:58:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 03:58:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 03:58:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 03:58:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-09 03:58:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-09 03:58:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 03:58:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 03:58:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 03:58:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 03:58:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 03:58:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 03:58:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:58:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:58:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 03:58:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 03:58:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-09 03:58:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-09 03:58:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-09 03:58:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-09 03:58:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-09 03:58:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-09 03:58:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-09 03:58:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-09 03:58:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:58:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:58:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-09 03:58:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-09 03:58:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-09 03:58:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:58:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:58:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2024-11-09 03:58:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2024-11-09 03:58:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-09 03:58:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-09 03:58:23,857 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:58:23,861 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:58:31,231 INFO L? ?]: Removed 1466 outVars from TransFormulas that were not future-live. [2024-11-09 03:58:31,231 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:58:31,271 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:58:31,272 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 03:58:31,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:58:31 BoogieIcfgContainer [2024-11-09 03:58:31,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:58:31,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:58:31,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:58:31,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:58:31,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:58:20" (1/3) ... [2024-11-09 03:58:31,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24316e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:58:31, skipping insertion in model container [2024-11-09 03:58:31,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:58:22" (2/3) ... [2024-11-09 03:58:31,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24316e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:58:31, skipping insertion in model container [2024-11-09 03:58:31,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:58:31" (3/3) ... [2024-11-09 03:58:31,282 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-net-slip-ko--108_1a--1b0b0ac.i [2024-11-09 03:58:31,300 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:58:31,301 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:58:31,433 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:58:31,441 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;@6d0b8d7b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:58:31,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:58:31,452 INFO L276 IsEmpty]: Start isEmpty. Operand has 1061 states, 780 states have (on average 1.4243589743589744) internal successors, (1111), 818 states have internal predecessors, (1111), 234 states have call successors, (234), 45 states have call predecessors, (234), 45 states have return successors, (234), 232 states have call predecessors, (234), 234 states have call successors, (234) [2024-11-09 03:58:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-09 03:58:31,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:58:31,468 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 03:58:31,468 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:58:31,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:58:31,474 INFO L85 PathProgramCache]: Analyzing trace with hash 625661202, now seen corresponding path program 1 times [2024-11-09 03:58:31,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:58:31,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701472919] [2024-11-09 03:58:31,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:58:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:58:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:58:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:58:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:58:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:58:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:58:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:58:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:32,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:58:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 03:58:32,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:58:32,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701472919] [2024-11-09 03:58:32,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701472919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:58:32,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:58:32,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 03:58:32,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869633475] [2024-11-09 03:58:32,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:58:32,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 03:58:32,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:58:32,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 03:58:32,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 03:58:32,821 INFO L87 Difference]: Start difference. First operand has 1061 states, 780 states have (on average 1.4243589743589744) internal successors, (1111), 818 states have internal predecessors, (1111), 234 states have call successors, (234), 45 states have call predecessors, (234), 45 states have return successors, (234), 232 states have call predecessors, (234), 234 states have call successors, (234) Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-09 03:58:36,848 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 [] [2024-11-09 03:58:38,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:58:38,927 INFO L93 Difference]: Finished difference Result 2138 states and 3202 transitions. [2024-11-09 03:58:38,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 03:58:38,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 78 [2024-11-09 03:58:38,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:58:38,950 INFO L225 Difference]: With dead ends: 2138 [2024-11-09 03:58:38,950 INFO L226 Difference]: Without dead ends: 1038 [2024-11-09 03:58:38,958 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:58:38,961 INFO L432 NwaCegarLoop]: 1105 mSDtfsCounter, 1728 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 408 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 1117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 408 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-09 03:58:38,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1886 Valid, 1769 Invalid, 1117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [408 Valid, 708 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-09 03:58:38,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2024-11-09 03:58:39,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1018. [2024-11-09 03:58:39,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1018 states, 748 states have (on average 1.414438502673797) internal successors, (1058), 783 states have internal predecessors, (1058), 224 states have call successors, (224), 45 states have call predecessors, (224), 45 states have return successors, (224), 222 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-09 03:58:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 1018 states and 1506 transitions. [2024-11-09 03:58:39,123 INFO L78 Accepts]: Start accepts. Automaton has 1018 states and 1506 transitions. Word has length 78 [2024-11-09 03:58:39,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:58:39,124 INFO L471 AbstractCegarLoop]: Abstraction has 1018 states and 1506 transitions. [2024-11-09 03:58:39,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-09 03:58:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1506 transitions. [2024-11-09 03:58:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-09 03:58:39,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:58:39,130 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 03:58:39,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 03:58:39,130 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:58:39,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:58:39,131 INFO L85 PathProgramCache]: Analyzing trace with hash 827485136, now seen corresponding path program 1 times [2024-11-09 03:58:39,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:58:39,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190007557] [2024-11-09 03:58:39,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:58:39,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:58:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:39,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:58:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:58:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:58:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:58:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:58:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:58:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:58:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 03:58:40,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:58:40,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190007557] [2024-11-09 03:58:40,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190007557] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:58:40,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:58:40,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:58:40,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333469750] [2024-11-09 03:58:40,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:58:40,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:58:40,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:58:40,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:58:40,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:58:40,119 INFO L87 Difference]: Start difference. First operand 1018 states and 1506 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 03:58:44,133 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 [] [2024-11-09 03:58:46,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:58:46,180 INFO L93 Difference]: Finished difference Result 1042 states and 1544 transitions. [2024-11-09 03:58:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:58:46,180 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 78 [2024-11-09 03:58:46,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:58:46,192 INFO L225 Difference]: With dead ends: 1042 [2024-11-09 03:58:46,192 INFO L226 Difference]: Without dead ends: 1040 [2024-11-09 03:58:46,193 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:58:46,194 INFO L432 NwaCegarLoop]: 1047 mSDtfsCounter, 456 mSDsluCounter, 2425 mSDsCounter, 0 mSdLazyCounter, 1889 mSolverCounterSat, 176 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 3472 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1889 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-09 03:58:46,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [511 Valid, 3472 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1889 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-09 03:58:46,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1040 states. [2024-11-09 03:58:46,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1040 to 1020. [2024-11-09 03:58:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 750 states have (on average 1.4133333333333333) internal successors, (1060), 785 states have internal predecessors, (1060), 224 states have call successors, (224), 45 states have call predecessors, (224), 45 states have return successors, (224), 222 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-09 03:58:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1508 transitions. [2024-11-09 03:58:46,265 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1508 transitions. Word has length 78 [2024-11-09 03:58:46,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:58:46,266 INFO L471 AbstractCegarLoop]: Abstraction has 1020 states and 1508 transitions. [2024-11-09 03:58:46,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-09 03:58:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1508 transitions. [2024-11-09 03:58:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 03:58:46,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:58:46,272 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 03:58:46,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 03:58:46,273 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:58:46,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:58:46,273 INFO L85 PathProgramCache]: Analyzing trace with hash 781579112, now seen corresponding path program 1 times [2024-11-09 03:58:46,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:58:46,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325291436] [2024-11-09 03:58:46,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:58:46,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:58:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:58:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:58:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:58:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:58:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:58:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:58:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:58:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-09 03:58:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 03:58:46,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:58:46,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325291436] [2024-11-09 03:58:46,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325291436] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:58:46,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:58:46,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:58:46,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80470122] [2024-11-09 03:58:46,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:58:46,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:58:46,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:58:46,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:58:46,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:58:46,988 INFO L87 Difference]: Start difference. First operand 1020 states and 1508 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-09 03:58:51,002 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 [] [2024-11-09 03:58:55,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:58:57,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:58:57,022 INFO L93 Difference]: Finished difference Result 2039 states and 3023 transitions. [2024-11-09 03:58:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:58:57,023 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 88 [2024-11-09 03:58:57,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:58:57,031 INFO L225 Difference]: With dead ends: 2039 [2024-11-09 03:58:57,033 INFO L226 Difference]: Without dead ends: 1051 [2024-11-09 03:58:57,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-09 03:58:57,039 INFO L432 NwaCegarLoop]: 1041 mSDtfsCounter, 1647 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 399 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1791 SdHoareTripleChecker+Valid, 2358 SdHoareTripleChecker+Invalid, 1908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-11-09 03:58:57,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1791 Valid, 2358 Invalid, 1908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 1507 Invalid, 2 Unknown, 0 Unchecked, 9.9s Time] [2024-11-09 03:58:57,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states. [2024-11-09 03:58:57,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 1021. [2024-11-09 03:58:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1021 states, 751 states have (on average 1.4127829560585885) internal successors, (1061), 786 states have internal predecessors, (1061), 224 states have call successors, (224), 45 states have call predecessors, (224), 45 states have return successors, (224), 222 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-09 03:58:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1509 transitions. [2024-11-09 03:58:57,090 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1509 transitions. Word has length 88 [2024-11-09 03:58:57,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:58:57,090 INFO L471 AbstractCegarLoop]: Abstraction has 1021 states and 1509 transitions. [2024-11-09 03:58:57,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-09 03:58:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1509 transitions. [2024-11-09 03:58:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-09 03:58:57,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:58:57,095 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 03:58:57,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 03:58:57,095 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:58:57,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:58:57,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1580967689, now seen corresponding path program 1 times [2024-11-09 03:58:57,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:58:57,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486829032] [2024-11-09 03:58:57,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:58:57,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:58:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:58:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:58:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:58:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:58:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:58:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:58:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:58:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:58:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 03:58:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:58:57,811 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 03:58:57,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:58:57,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486829032] [2024-11-09 03:58:57,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486829032] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:58:57,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:58:57,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 03:58:57,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404269471] [2024-11-09 03:58:57,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:58:57,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 03:58:57,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:58:57,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 03:58:57,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 03:58:57,814 INFO L87 Difference]: Start difference. First operand 1021 states and 1509 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-09 03:59:01,828 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 [] [2024-11-09 03:59:04,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:59:04,181 INFO L93 Difference]: Finished difference Result 1058 states and 1566 transitions. [2024-11-09 03:59:04,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 03:59:04,182 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 90 [2024-11-09 03:59:04,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:59:04,189 INFO L225 Difference]: With dead ends: 1058 [2024-11-09 03:59:04,189 INFO L226 Difference]: Without dead ends: 1056 [2024-11-09 03:59:04,190 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 03:59:04,190 INFO L432 NwaCegarLoop]: 1053 mSDtfsCounter, 576 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2496 mSolverCounterSat, 181 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 4262 SdHoareTripleChecker+Invalid, 2678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2496 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-11-09 03:59:04,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 4262 Invalid, 2678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2496 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2024-11-09 03:59:04,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2024-11-09 03:59:04,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1023. [2024-11-09 03:59:04,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1023 states, 752 states have (on average 1.4122340425531914) internal successors, (1062), 786 states have internal predecessors, (1062), 225 states have call successors, (225), 45 states have call predecessors, (225), 45 states have return successors, (225), 223 states have call predecessors, (225), 225 states have call successors, (225) [2024-11-09 03:59:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1512 transitions. [2024-11-09 03:59:04,229 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1512 transitions. Word has length 90 [2024-11-09 03:59:04,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:59:04,230 INFO L471 AbstractCegarLoop]: Abstraction has 1023 states and 1512 transitions. [2024-11-09 03:59:04,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-09 03:59:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1512 transitions. [2024-11-09 03:59:04,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-09 03:59:04,235 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:59:04,235 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-09 03:59:04,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 03:59:04,235 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:59:04,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:59:04,236 INFO L85 PathProgramCache]: Analyzing trace with hash 827046205, now seen corresponding path program 1 times [2024-11-09 03:59:04,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:59:04,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404354551] [2024-11-09 03:59:04,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:59:04,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:59:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:59:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:59:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:59:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:59:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:59:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:59:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:59:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 03:59:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-09 03:59:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 03:59:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-09 03:59:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-09 03:59:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 03:59:04,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:59:04,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404354551] [2024-11-09 03:59:04,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404354551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:59:04,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:59:04,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 03:59:04,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660258792] [2024-11-09 03:59:04,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:59:04,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 03:59:04,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:59:04,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 03:59:04,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 03:59:04,849 INFO L87 Difference]: Start difference. First operand 1023 states and 1512 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-09 03:59:08,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:59:12,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:59:15,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:59:15,616 INFO L93 Difference]: Finished difference Result 3018 states and 4473 transitions. [2024-11-09 03:59:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:59:15,616 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 122 [2024-11-09 03:59:15,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:59:15,628 INFO L225 Difference]: With dead ends: 3018 [2024-11-09 03:59:15,628 INFO L226 Difference]: Without dead ends: 2027 [2024-11-09 03:59:15,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:59:15,632 INFO L432 NwaCegarLoop]: 1263 mSDtfsCounter, 2021 mSDsluCounter, 1588 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 509 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2219 SdHoareTripleChecker+Valid, 2851 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 509 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2024-11-09 03:59:15,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2219 Valid, 2851 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [509 Valid, 1448 Invalid, 2 Unknown, 0 Unchecked, 10.6s Time] [2024-11-09 03:59:15,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2027 states. [2024-11-09 03:59:15,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2027 to 1985. [2024-11-09 03:59:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1985 states, 1460 states have (on average 1.4164383561643836) internal successors, (2068), 1527 states have internal predecessors, (2068), 435 states have call successors, (435), 89 states have call predecessors, (435), 89 states have return successors, (435), 431 states have call predecessors, (435), 435 states have call successors, (435) [2024-11-09 03:59:15,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1985 states and 2938 transitions. [2024-11-09 03:59:15,742 INFO L78 Accepts]: Start accepts. Automaton has 1985 states and 2938 transitions. Word has length 122 [2024-11-09 03:59:15,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:59:15,744 INFO L471 AbstractCegarLoop]: Abstraction has 1985 states and 2938 transitions. [2024-11-09 03:59:15,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-09 03:59:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2938 transitions. [2024-11-09 03:59:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 03:59:15,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:59:15,753 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 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] [2024-11-09 03:59:15,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 03:59:15,753 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:59:15,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:59:15,754 INFO L85 PathProgramCache]: Analyzing trace with hash -366243905, now seen corresponding path program 1 times [2024-11-09 03:59:15,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:59:15,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253764189] [2024-11-09 03:59:15,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:59:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:59:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:59:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:59:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:59:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:59:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:59:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:59:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 03:59:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 03:59:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-09 03:59:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 03:59:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 03:59:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 03:59:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 03:59:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:16,288 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-09 03:59:16,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:59:16,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253764189] [2024-11-09 03:59:16,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253764189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:59:16,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:59:16,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:59:16,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972320652] [2024-11-09 03:59:16,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:59:16,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:59:16,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:59:16,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:59:16,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:59:16,291 INFO L87 Difference]: Start difference. First operand 1985 states and 2938 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 03:59:20,304 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 [] [2024-11-09 03:59:22,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:59:22,471 INFO L93 Difference]: Finished difference Result 3028 states and 4468 transitions. [2024-11-09 03:59:22,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:59:22,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2024-11-09 03:59:22,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:59:22,480 INFO L225 Difference]: With dead ends: 3028 [2024-11-09 03:59:22,480 INFO L226 Difference]: Without dead ends: 1073 [2024-11-09 03:59:22,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:59:22,487 INFO L432 NwaCegarLoop]: 1048 mSDtfsCounter, 456 mSDsluCounter, 2429 mSDsCounter, 0 mSdLazyCounter, 1884 mSolverCounterSat, 175 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 3477 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1884 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-09 03:59:22,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [511 Valid, 3477 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1884 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2024-11-09 03:59:22,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2024-11-09 03:59:22,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 1044. [2024-11-09 03:59:22,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 767 states have (on average 1.4028683181225554) internal successors, (1076), 801 states have internal predecessors, (1076), 226 states have call successors, (226), 50 states have call predecessors, (226), 50 states have return successors, (226), 224 states have call predecessors, (226), 226 states have call successors, (226) [2024-11-09 03:59:22,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1528 transitions. [2024-11-09 03:59:22,554 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1528 transitions. Word has length 124 [2024-11-09 03:59:22,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:59:22,555 INFO L471 AbstractCegarLoop]: Abstraction has 1044 states and 1528 transitions. [2024-11-09 03:59:22,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 03:59:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1528 transitions. [2024-11-09 03:59:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 03:59:22,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:59:22,561 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1] [2024-11-09 03:59:22,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 03:59:22,561 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:59:22,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:59:22,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1884630537, now seen corresponding path program 1 times [2024-11-09 03:59:22,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:59:22,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822555957] [2024-11-09 03:59:22,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:59:22,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:59:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:59:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:59:23,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:59:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:59:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:59:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:59:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:59:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 03:59:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-09 03:59:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 03:59:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-09 03:59:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-09 03:59:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:23,309 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 03:59:23,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:59:23,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822555957] [2024-11-09 03:59:23,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822555957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:59:23,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:59:23,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:59:23,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205357345] [2024-11-09 03:59:23,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:59:23,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:59:23,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:59:23,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:59:23,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:59:23,313 INFO L87 Difference]: Start difference. First operand 1044 states and 1528 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-09 03:59:27,325 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 [] [2024-11-09 03:59:31,332 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 [] [2024-11-09 03:59:33,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:59:33,439 INFO L93 Difference]: Finished difference Result 2091 states and 3079 transitions. [2024-11-09 03:59:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:59:33,439 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 124 [2024-11-09 03:59:33,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:59:33,448 INFO L225 Difference]: With dead ends: 2091 [2024-11-09 03:59:33,449 INFO L226 Difference]: Without dead ends: 1100 [2024-11-09 03:59:33,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-09 03:59:33,454 INFO L432 NwaCegarLoop]: 1044 mSDtfsCounter, 1646 mSDsluCounter, 1315 mSDsCounter, 0 mSdLazyCounter, 1525 mSolverCounterSat, 405 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1795 SdHoareTripleChecker+Valid, 2359 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 405 IncrementalHoareTripleChecker+Valid, 1525 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-11-09 03:59:33,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1795 Valid, 2359 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [405 Valid, 1525 Invalid, 2 Unknown, 0 Unchecked, 9.9s Time] [2024-11-09 03:59:33,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2024-11-09 03:59:33,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1048. [2024-11-09 03:59:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 771 states have (on average 1.4020752269779506) internal successors, (1081), 805 states have internal predecessors, (1081), 226 states have call successors, (226), 50 states have call predecessors, (226), 50 states have return successors, (226), 224 states have call predecessors, (226), 226 states have call successors, (226) [2024-11-09 03:59:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 1533 transitions. [2024-11-09 03:59:33,545 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 1533 transitions. Word has length 124 [2024-11-09 03:59:33,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:59:33,546 INFO L471 AbstractCegarLoop]: Abstraction has 1048 states and 1533 transitions. [2024-11-09 03:59:33,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-09 03:59:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1533 transitions. [2024-11-09 03:59:33,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-09 03:59:33,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:59:33,553 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1] [2024-11-09 03:59:33,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 03:59:33,554 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:59:33,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:59:33,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1506823180, now seen corresponding path program 1 times [2024-11-09 03:59:33,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:59:33,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935610180] [2024-11-09 03:59:33,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:59:33,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:59:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 03:59:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 03:59:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-09 03:59:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-09 03:59:34,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:59:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-09 03:59:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 03:59:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 03:59:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-09 03:59:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 03:59:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-09 03:59:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-09 03:59:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-09 03:59:34,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:59:34,163 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-09 03:59:34,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:59:34,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935610180] [2024-11-09 03:59:34,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935610180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:59:34,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:59:34,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 03:59:34,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021887434] [2024-11-09 03:59:34,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:59:34,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 03:59:34,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:59:34,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 03:59:34,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 03:59:34,167 INFO L87 Difference]: Start difference. First operand 1048 states and 1533 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 03:59:38,180 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 [] [2024-11-09 03:59:39,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:59:39,794 INFO L93 Difference]: Finished difference Result 2072 states and 3055 transitions. [2024-11-09 03:59:39,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 03:59:39,795 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 127 [2024-11-09 03:59:39,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:59:39,803 INFO L225 Difference]: With dead ends: 2072 [2024-11-09 03:59:39,804 INFO L226 Difference]: Without dead ends: 1077 [2024-11-09 03:59:39,808 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:59:39,810 INFO L432 NwaCegarLoop]: 1045 mSDtfsCounter, 453 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 178 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 1441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-09 03:59:39,810 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 2573 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1262 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-09 03:59:39,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2024-11-09 03:59:39,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 1048. [2024-11-09 03:59:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 771 states have (on average 1.398184176394293) internal successors, (1078), 805 states have internal predecessors, (1078), 226 states have call successors, (226), 50 states have call predecessors, (226), 50 states have return successors, (226), 224 states have call predecessors, (226), 226 states have call successors, (226) [2024-11-09 03:59:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 1530 transitions. [2024-11-09 03:59:39,874 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 1530 transitions. Word has length 127 [2024-11-09 03:59:39,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:59:39,875 INFO L471 AbstractCegarLoop]: Abstraction has 1048 states and 1530 transitions. [2024-11-09 03:59:39,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 03:59:39,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1530 transitions. [2024-11-09 03:59:39,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-09 03:59:39,881 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:59:39,881 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:59:39,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 03:59:39,882 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:59:39,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:59:39,882 INFO L85 PathProgramCache]: Analyzing trace with hash -150139687, now seen corresponding path program 1 times [2024-11-09 03:59:39,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:59:39,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921432308] [2024-11-09 03:59:39,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:59:39,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:59:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat