./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.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 b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 15:13:15,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:13:15,145 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:13:15,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:13:15,151 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:13:15,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:13:15,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:13:15,181 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:13:15,181 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:13:15,182 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:13:15,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:13:15,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:13:15,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:13:15,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:13:15,184 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:13:15,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:13:15,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:13:15,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:13:15,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:13:15,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:13:15,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:13:15,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:13:15,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:13:15,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:13:15,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:13:15,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:13:15,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:13:15,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:13:15,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:13:15,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:13:15,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:13:15,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:13:15,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:13:15,191 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:13:15,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:13:15,191 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:13:15,192 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:13:15,192 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:13:15,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:13:15,193 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2024-10-14 15:13:15,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:13:15,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:13:15,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:13:15,487 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:13:15,487 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:13:15,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2024-10-14 15:13:16,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:13:17,512 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:13:17,513 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2024-10-14 15:13:17,573 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aac13fe0/39dd3e00ecb847e19b5b6ba4ad08dd8c/FLAG6d41dfcb4 [2024-10-14 15:13:17,588 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aac13fe0/39dd3e00ecb847e19b5b6ba4ad08dd8c [2024-10-14 15:13:17,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:13:17,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:13:17,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:13:17,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:13:17,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:13:17,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:13:17" (1/1) ... [2024-10-14 15:13:17,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d7b69a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:17, skipping insertion in model container [2024-10-14 15:13:17,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:13:17" (1/1) ... [2024-10-14 15:13:17,734 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:13:20,425 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2024-10-14 15:13:20,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:13:20,664 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:13:20,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5252] [2024-10-14 15:13:20,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5255] [2024-10-14 15:13:20,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5258] [2024-10-14 15:13:20,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5261] [2024-10-14 15:13:20,972 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6744] [2024-10-14 15:13:20,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6749] [2024-10-14 15:13:20,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6754] [2024-10-14 15:13:20,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6759] [2024-10-14 15:13:20,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6834] [2024-10-14 15:13:20,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6839] [2024-10-14 15:13:20,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6844] [2024-10-14 15:13:20,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6849] [2024-10-14 15:13:21,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [7237] [2024-10-14 15:13:21,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [7242] [2024-10-14 15:13:21,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [7247] [2024-10-14 15:13:21,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [7252] [2024-10-14 15:13:21,199 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; incl %0": "+m" (v->counter)); [8780] [2024-10-14 15:13:21,200 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [8788-8789] [2024-10-14 15:13:21,200 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; xaddl %0, %1": "+r" (i), "+m" (v->counter): : "memory"); [8798-8799] [2024-10-14 15:13:21,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [8867] [2024-10-14 15:13:21,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [8872] [2024-10-14 15:13:21,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [8877] [2024-10-14 15:13:21,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [8882] [2024-10-14 15:13:21,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [9583] [2024-10-14 15:13:21,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [9588] [2024-10-14 15:13:21,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [9593] [2024-10-14 15:13:21,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [9598] [2024-10-14 15:13:21,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [9946] [2024-10-14 15:13:21,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [9951] [2024-10-14 15:13:21,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [9956] [2024-10-14 15:13:21,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [9961] [2024-10-14 15:13:21,258 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [10155] [2024-10-14 15:13:21,258 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [10160] [2024-10-14 15:13:21,258 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [10165] [2024-10-14 15:13:21,259 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [10170] [2024-10-14 15:13:21,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [10249] [2024-10-14 15:13:21,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [10254] [2024-10-14 15:13:21,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [10259] [2024-10-14 15:13:21,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [10264] [2024-10-14 15:13:21,303 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)pd->device_list.next) [11356] [2024-10-14 15:13:21,329 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2024-10-14 15:13:21,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:13:21,585 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:13:21,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21 WrapperNode [2024-10-14 15:13:21,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:13:21,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:13:21,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:13:21,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:13:21,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:21,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:21,874 INFO L138 Inliner]: procedures = 461, calls = 4777, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2265 [2024-10-14 15:13:21,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:13:21,880 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:13:21,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:13:21,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:13:21,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:21,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:21,919 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,037 INFO L175 MemorySlicer]: Split 1640 memory accesses to 28 slices as follows [8, 1, 8, 252, 15, 8, 76, 6, 4, 237, 26, 13, 317, 6, 326, 2, 8, 3, 5, 237, 2, 3, 39, 5, 6, 15, 6, 6]. 20 percent of accesses are in the largest equivalence class. The 1483 initializations are split as follows [8, 0, 8, 252, 15, 8, 0, 6, 4, 237, 13, 13, 250, 6, 326, 2, 8, 3, 5, 237, 2, 3, 39, 5, 6, 15, 6, 6]. The 111 writes are split as follows [0, 0, 0, 0, 0, 0, 76, 0, 0, 0, 0, 0, 35, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-10-14 15:13:22,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:13:22,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:13:22,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:13:22,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:13:22,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (1/1) ... [2024-10-14 15:13:22,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:13:22,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:13:22,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 15:13:22,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 15:13:22,281 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-14 15:13:22,281 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-14 15:13:22,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:13:22,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:13:22,282 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-10-14 15:13:22,282 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-10-14 15:13:22,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-10-14 15:13:22,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-10-14 15:13:22,282 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2024-10-14 15:13:22,282 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2024-10-14 15:13:22,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-14 15:13:22,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-14 15:13:22,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-14 15:13:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-14 15:13:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-14 15:13:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-14 15:13:22,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-14 15:13:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-14 15:13:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-14 15:13:22,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-10-14 15:13:22,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-10-14 15:13:22,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-10-14 15:13:22,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-10-14 15:13:22,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-10-14 15:13:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-10-14 15:13:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-10-14 15:13:22,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-10-14 15:13:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2024-10-14 15:13:22,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2024-10-14 15:13:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-10-14 15:13:22,288 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-10-14 15:13:22,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:13:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:13:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-14 15:13:22,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-14 15:13:22,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-14 15:13:22,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-14 15:13:22,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-10-14 15:13:22,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-10-14 15:13:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2024-10-14 15:13:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2024-10-14 15:13:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-10-14 15:13:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-10-14 15:13:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:13:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:13:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:13:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:13:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:13:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-14 15:13:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-14 15:13:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-14 15:13:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-14 15:13:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-14 15:13:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2024-10-14 15:13:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-14 15:13:22,297 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-14 15:13:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2024-10-14 15:13:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2024-10-14 15:13:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:13:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:13:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:13:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:13:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:13:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:13:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:13:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:13:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:13:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-14 15:13:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-10-14 15:13:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2024-10-14 15:13:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2024-10-14 15:13:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:13:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:13:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-14 15:13:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:13:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-10-14 15:13:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-14 15:13:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-14 15:13:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-14 15:13:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2024-10-14 15:13:22,344 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:13:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:13:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:13:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:13:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:13:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-14 15:13:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2024-10-14 15:13:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-10-14 15:13:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:13:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-14 15:13:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-14 15:13:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-14 15:13:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-14 15:13:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-14 15:13:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-14 15:13:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-14 15:13:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-14 15:13:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-14 15:13:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-10-14 15:13:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-10-14 15:13:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-10-14 15:13:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2024-10-14 15:13:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2024-10-14 15:13:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-14 15:13:22,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-14 15:13:22,949 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:13:22,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:13:31,096 INFO L? ?]: Removed 257 outVars from TransFormulas that were not future-live. [2024-10-14 15:13:31,096 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:13:31,397 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:13:31,397 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 15:13:31,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:13:31 BoogieIcfgContainer [2024-10-14 15:13:31,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:13:31,399 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:13:31,400 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:13:31,403 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:13:31,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:13:17" (1/3) ... [2024-10-14 15:13:31,405 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1452c87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:13:31, skipping insertion in model container [2024-10-14 15:13:31,405 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:13:21" (2/3) ... [2024-10-14 15:13:31,406 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1452c87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:13:31, skipping insertion in model container [2024-10-14 15:13:31,406 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:13:31" (3/3) ... [2024-10-14 15:13:31,408 INFO L112 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2024-10-14 15:13:31,425 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:13:31,425 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 15:13:31,504 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:13:31,511 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;@64432477, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:13:31,512 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 15:13:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand has 204 states, 133 states have (on average 1.406015037593985) internal successors, (187), 140 states have internal predecessors, (187), 44 states have call successors, (44), 25 states have call predecessors, (44), 25 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-10-14 15:13:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-14 15:13:31,526 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:13:31,527 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:13:31,528 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:13:31,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:13:31,534 INFO L85 PathProgramCache]: Analyzing trace with hash 989476957, now seen corresponding path program 1 times [2024-10-14 15:13:31,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:13:31,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342415074] [2024-10-14 15:13:31,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:13:31,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:13:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:13:34,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:13:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:13:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 15:13:34,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:13:34,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342415074] [2024-10-14 15:13:34,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342415074] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:13:34,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:13:34,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:13:34,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065757220] [2024-10-14 15:13:34,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:13:34,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:13:34,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:13:34,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:13:34,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:13:34,953 INFO L87 Difference]: Start difference. First operand has 204 states, 133 states have (on average 1.406015037593985) internal successors, (187), 140 states have internal predecessors, (187), 44 states have call successors, (44), 25 states have call predecessors, (44), 25 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:13:39,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:13:43,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:13:47,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:13:51,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:13:53,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:13:53,017 INFO L93 Difference]: Finished difference Result 402 states and 553 transitions. [2024-10-14 15:13:53,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:13:53,019 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2024-10-14 15:13:53,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:13:53,033 INFO L225 Difference]: With dead ends: 402 [2024-10-14 15:13:53,034 INFO L226 Difference]: Without dead ends: 198 [2024-10-14 15:13:53,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:13:53,041 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 308 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 106 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2024-10-14 15:13:53,041 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 137 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 213 Invalid, 4 Unknown, 0 Unchecked, 17.8s Time] [2024-10-14 15:13:53,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-10-14 15:13:53,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2024-10-14 15:13:53,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 131 states have (on average 1.366412213740458) internal successors, (179), 135 states have internal predecessors, (179), 43 states have call successors, (43), 25 states have call predecessors, (43), 23 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-10-14 15:13:53,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 260 transitions. [2024-10-14 15:13:53,113 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 260 transitions. Word has length 10 [2024-10-14 15:13:53,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:13:53,113 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 260 transitions. [2024-10-14 15:13:53,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:13:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 260 transitions. [2024-10-14 15:13:53,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-14 15:13:53,115 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:13:53,115 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:13:53,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:13:53,115 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:13:53,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:13:53,116 INFO L85 PathProgramCache]: Analyzing trace with hash 608680899, now seen corresponding path program 1 times [2024-10-14 15:13:53,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:13:53,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959883022] [2024-10-14 15:13:53,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:13:53,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:13:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:13:55,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:13:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:13:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 15:13:55,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:13:55,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959883022] [2024-10-14 15:13:55,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959883022] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:13:55,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:13:55,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:13:55,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281158389] [2024-10-14 15:13:55,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:13:55,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:13:55,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:13:55,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:13:55,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:13:55,617 INFO L87 Difference]: Start difference. First operand 198 states and 260 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:13:59,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:03,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:07,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:12,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:13,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:14:13,436 INFO L93 Difference]: Finished difference Result 200 states and 261 transitions. [2024-10-14 15:14:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:14:13,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-10-14 15:14:13,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:14:13,439 INFO L225 Difference]: With dead ends: 200 [2024-10-14 15:14:13,439 INFO L226 Difference]: Without dead ends: 197 [2024-10-14 15:14:13,440 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:14:13,441 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 300 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 104 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2024-10-14 15:14:13,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 137 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 205 Invalid, 4 Unknown, 0 Unchecked, 17.7s Time] [2024-10-14 15:14:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-10-14 15:14:13,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2024-10-14 15:14:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 131 states have (on average 1.3587786259541985) internal successors, (178), 134 states have internal predecessors, (178), 42 states have call successors, (42), 25 states have call predecessors, (42), 23 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-10-14 15:14:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 258 transitions. [2024-10-14 15:14:13,483 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 258 transitions. Word has length 11 [2024-10-14 15:14:13,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:14:13,484 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 258 transitions. [2024-10-14 15:14:13,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:14:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 258 transitions. [2024-10-14 15:14:13,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-14 15:14:13,485 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:14:13,485 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:14:13,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:14:13,486 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:14:13,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:14:13,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1688909856, now seen corresponding path program 1 times [2024-10-14 15:14:13,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:14:13,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218899269] [2024-10-14 15:14:13,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:14:13,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:14:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:14:15,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:14:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:14:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 15:14:15,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:14:15,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218899269] [2024-10-14 15:14:15,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218899269] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:14:15,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:14:15,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:14:15,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124906642] [2024-10-14 15:14:15,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:14:15,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:14:15,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:14:15,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:14:15,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:14:15,737 INFO L87 Difference]: Start difference. First operand 197 states and 258 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:14:19,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:23,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:28,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:29,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:14:29,787 INFO L93 Difference]: Finished difference Result 199 states and 259 transitions. [2024-10-14 15:14:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:14:29,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-10-14 15:14:29,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:14:29,790 INFO L225 Difference]: With dead ends: 199 [2024-10-14 15:14:29,791 INFO L226 Difference]: Without dead ends: 196 [2024-10-14 15:14:29,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:14:29,794 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 297 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 102 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2024-10-14 15:14:29,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 137 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 204 Invalid, 3 Unknown, 0 Unchecked, 13.9s Time] [2024-10-14 15:14:29,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-10-14 15:14:29,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2024-10-14 15:14:29,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 131 states have (on average 1.3511450381679388) internal successors, (177), 133 states have internal predecessors, (177), 41 states have call successors, (41), 25 states have call predecessors, (41), 23 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-10-14 15:14:29,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2024-10-14 15:14:29,818 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 12 [2024-10-14 15:14:29,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:14:29,818 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2024-10-14 15:14:29,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:14:29,819 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2024-10-14 15:14:29,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-14 15:14:29,819 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:14:29,819 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:14:29,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 15:14:29,820 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:14:29,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:14:29,820 INFO L85 PathProgramCache]: Analyzing trace with hash 816274022, now seen corresponding path program 1 times [2024-10-14 15:14:29,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:14:29,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643317137] [2024-10-14 15:14:29,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:14:29,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:14:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:14:32,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:14:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:14:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 15:14:32,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:14:32,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643317137] [2024-10-14 15:14:32,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643317137] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:14:32,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:14:32,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:14:32,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181087284] [2024-10-14 15:14:32,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:14:32,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:14:32,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:14:32,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:14:32,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:14:32,047 INFO L87 Difference]: Start difference. First operand 196 states and 256 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:14:36,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:40,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:44,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:14:46,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:14:46,149 INFO L93 Difference]: Finished difference Result 198 states and 257 transitions. [2024-10-14 15:14:46,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 15:14:46,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2024-10-14 15:14:46,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:14:46,151 INFO L225 Difference]: With dead ends: 198 [2024-10-14 15:14:46,151 INFO L226 Difference]: Without dead ends: 195 [2024-10-14 15:14:46,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:14:46,153 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 294 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 100 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2024-10-14 15:14:46,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 137 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 202 Invalid, 3 Unknown, 0 Unchecked, 14.0s Time] [2024-10-14 15:14:46,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2024-10-14 15:14:46,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2024-10-14 15:14:46,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 131 states have (on average 1.3435114503816794) internal successors, (176), 132 states have internal predecessors, (176), 40 states have call successors, (40), 25 states have call predecessors, (40), 23 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-10-14 15:14:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 254 transitions. [2024-10-14 15:14:46,180 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 254 transitions. Word has length 13 [2024-10-14 15:14:46,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:14:46,181 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 254 transitions. [2024-10-14 15:14:46,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-14 15:14:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 254 transitions. [2024-10-14 15:14:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-14 15:14:46,182 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:14:46,182 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:14:46,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 15:14:46,182 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:14:46,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:14:46,183 INFO L85 PathProgramCache]: Analyzing trace with hash -465628189, now seen corresponding path program 1 times [2024-10-14 15:14:46,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:14:46,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866053965] [2024-10-14 15:14:46,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:14:46,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:14:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:14:48,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:14:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:14:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 15:14:48,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:14:48,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866053965] [2024-10-14 15:14:48,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866053965] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:14:48,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:14:48,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 15:14:48,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035713482] [2024-10-14 15:14:48,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:14:48,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 15:14:48,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:14:48,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 15:14:48,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 15:14:48,322 INFO L87 Difference]: Start difference. First operand 195 states and 254 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)