./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 15:11:54,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:11:54,711 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:11:54,716 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:11:54,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:11:54,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:11:54,742 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:11:54,743 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:11:54,743 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:11:54,747 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:11:54,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:11:54,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:11:54,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:11:54,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:11:54,749 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:11:54,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:11:54,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:11:54,749 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:11:54,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:11:54,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:11:54,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:11:54,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:11:54,752 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:11:54,752 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:11:54,752 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:11:54,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:11:54,754 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:11:54,754 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:11:54,754 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:11:54,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:11:54,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:11:54,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:11:54,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:11:54,756 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:11:54,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:11:54,757 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:11:54,757 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:11:54,757 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:11:54,757 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:11:54,758 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2024-10-11 15:11:55,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:11:55,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:11:55,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:11:55,069 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:11:55,069 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:11:55,070 INFO L431 ainManager$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 [2024-10-11 15:11:56,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:11:57,080 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:11:57,081 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 [2024-10-11 15:11:57,135 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c7e821a80/d453c00a2f1e42f1a7620e048bbf67d6/FLAGf184106df [2024-10-11 15:11:57,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c7e821a80/d453c00a2f1e42f1a7620e048bbf67d6 [2024-10-11 15:11:57,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:11:57,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:11:57,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:11:57,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:11:57,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:11:57,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:11:57" (1/1) ... [2024-10-11 15:11:57,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adde829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:11:57, skipping insertion in model container [2024-10-11 15:11:57,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:11:57" (1/1) ... [2024-10-11 15:11:57,716 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:12:00,888 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] [2024-10-11 15:12:01,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:12:01,207 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:12:01,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5252] [2024-10-11 15:12:01,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5255] [2024-10-11 15:12:01,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5258] [2024-10-11 15:12:01,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5261] [2024-10-11 15:12:01,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6744] [2024-10-11 15:12:01,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6749] [2024-10-11 15:12:01,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6754] [2024-10-11 15:12:01,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6759] [2024-10-11 15:12:01,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6834] [2024-10-11 15:12:01,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6839] [2024-10-11 15:12:01,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6844] [2024-10-11 15:12:01,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6849] [2024-10-11 15:12:01,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [7237] [2024-10-11 15:12:01,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [7242] [2024-10-11 15:12:01,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [7247] [2024-10-11 15:12:01,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [7252] [2024-10-11 15:12:01,634 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] [2024-10-11 15:12:01,635 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] [2024-10-11 15:12:01,635 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] [2024-10-11 15:12:01,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [8867] [2024-10-11 15:12:01,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [8872] [2024-10-11 15:12:01,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [8877] [2024-10-11 15:12:01,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [8882] [2024-10-11 15:12:01,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [9583] [2024-10-11 15:12:01,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [9588] [2024-10-11 15:12:01,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [9593] [2024-10-11 15:12:01,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [9598] [2024-10-11 15:12:01,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [9946] [2024-10-11 15:12:01,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [9951] [2024-10-11 15:12:01,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [9956] [2024-10-11 15:12:01,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [9961] [2024-10-11 15:12:01,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [10155] [2024-10-11 15:12:01,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [10160] [2024-10-11 15:12:01,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [10165] [2024-10-11 15:12:01,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [10170] [2024-10-11 15:12:01,706 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [10249] [2024-10-11 15:12:01,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [10254] [2024-10-11 15:12:01,709 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [10259] [2024-10-11 15:12:01,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [10264] [2024-10-11 15:12:01,763 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)pd->device_list.next) [11356] [2024-10-11 15:12:01,792 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] [2024-10-11 15:12:01,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:12:02,038 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:12:02,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02 WrapperNode [2024-10-11 15:12:02,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:12:02,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:12:02,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:12:02,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:12:02,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,289 INFO L138 Inliner]: procedures = 461, calls = 4777, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2265 [2024-10-11 15:12:02,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:12:02,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:12:02,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:12:02,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:12:02,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,377 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,497 INFO L175 MemorySlicer]: Split 1640 memory accesses to 28 slices as follows [8, 8, 252, 15, 8, 76, 6, 4, 237, 26, 13, 6, 317, 326, 2, 8, 3, 5, 237, 2, 3, 39, 5, 6, 15, 1, 6, 6]. 20 percent of accesses are in the largest equivalence class. The 1483 initializations are split as follows [8, 8, 252, 15, 8, 0, 6, 4, 237, 13, 13, 6, 250, 326, 2, 8, 3, 5, 237, 2, 3, 39, 5, 6, 15, 0, 6, 6]. The 111 writes are split as follows [0, 0, 0, 0, 0, 76, 0, 0, 0, 0, 0, 0, 35, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2024-10-11 15:12:02,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:12:02,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:12:02,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:12:02,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:12:02,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (1/1) ... [2024-10-11 15:12:02,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:12:02,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:12:02,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:12:02,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:12:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-11 15:12:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-11 15:12:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:12:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:12:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-10-11 15:12:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-10-11 15:12:02,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-10-11 15:12:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2024-10-11 15:12:02,722 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:12:02,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:12:02,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:12:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-11 15:12:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-11 15:12:02,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-11 15:12:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-11 15:12:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-11 15:12:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-11 15:12:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-11 15:12:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-10-11 15:12:02,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-10-11 15:12:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2024-10-11 15:12:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-10-11 15:12:02,726 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-10-11 15:12:02,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-11 15:12:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-10-11 15:12:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-10-11 15:12:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2024-10-11 15:12:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-10-11 15:12:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:12:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-11 15:12:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-11 15:12:02,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-11 15:12:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-11 15:12:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-11 15:12:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-11 15:12:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-11 15:12:02,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-11 15:12:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-11 15:12:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-11 15:12:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-10-11 15:12:02,735 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2024-10-11 15:12:02,736 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2024-10-11 15:12:02,736 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-11 15:12:02,737 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2024-10-11 15:12:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:12:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:12:02,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:12:02,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-11 15:12:02,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-11 15:12:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-11 15:12:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-11 15:12:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-11 15:12:02,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2024-10-11 15:12:02,741 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:12:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:12:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-11 15:12:02,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:12:02,744 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-10-11 15:12:02,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-10-11 15:12:02,744 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-11 15:12:02,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-11 15:12:02,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2024-10-11 15:12:02,745 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:12:02,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:12:02,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:12:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:12:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-11 15:12:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-11 15:12:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-11 15:12:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-11 15:12:02,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2024-10-11 15:12:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-10-11 15:12:02,748 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:12:02,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:12:02,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:12:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:12:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:12:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-11 15:12:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-11 15:12:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-11 15:12:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2024-10-11 15:12:02,753 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2024-10-11 15:12:02,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-11 15:12:02,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-11 15:12:03,352 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:12:03,357 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:12:11,463 INFO L? ?]: Removed 257 outVars from TransFormulas that were not future-live. [2024-10-11 15:12:11,463 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:12:11,800 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:12:11,801 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 15:12:11,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:12:11 BoogieIcfgContainer [2024-10-11 15:12:11,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:12:11,804 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:12:11,804 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:12:11,808 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:12:11,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:11:57" (1/3) ... [2024-10-11 15:12:11,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e273f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:12:11, skipping insertion in model container [2024-10-11 15:12:11,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:12:02" (2/3) ... [2024-10-11 15:12:11,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e273f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:12:11, skipping insertion in model container [2024-10-11 15:12:11,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:12:11" (3/3) ... [2024-10-11 15:12:11,812 INFO L112 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2024-10-11 15:12:11,829 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:12:11,829 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:12:11,905 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:12:11,913 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;@6c121e8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:12:11,914 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:12:11,920 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) [2024-10-11 15:12:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-11 15:12:11,927 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:12:11,928 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:12:11,929 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:12:11,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:12:11,934 INFO L85 PathProgramCache]: Analyzing trace with hash 989476957, now seen corresponding path program 1 times [2024-10-11 15:12:11,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:12:11,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16932598] [2024-10-11 15:12:11,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:12:11,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:12:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:12:15,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:12:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:12:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:12:15,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:12:15,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16932598] [2024-10-11 15:12:15,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16932598] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:12:15,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:12:15,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:12:15,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325622409] [2024-10-11 15:12:15,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:12:15,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:12:15,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:12:15,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:12:15,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:12:15,278 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) [2024-10-11 15:12:19,424 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 [] [2024-10-11 15:12:23,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:12:27,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:12:31,796 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 [] [2024-10-11 15:12:33,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:12:33,307 INFO L93 Difference]: Finished difference Result 402 states and 553 transitions. [2024-10-11 15:12:33,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:12:33,310 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 [2024-10-11 15:12:33,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:12:33,320 INFO L225 Difference]: With dead ends: 402 [2024-10-11 15:12:33,321 INFO L226 Difference]: Without dead ends: 198 [2024-10-11 15:12:33,324 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 [2024-10-11 15:12:33,330 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 [2024-10-11 15:12:33,333 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] [2024-10-11 15:12:33,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-10-11 15:12:33,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2024-10-11 15:12:33,400 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) [2024-10-11 15:12:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 260 transitions. [2024-10-11 15:12:33,405 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 260 transitions. Word has length 10 [2024-10-11 15:12:33,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:12:33,406 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 260 transitions. [2024-10-11 15:12:33,406 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) [2024-10-11 15:12:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 260 transitions. [2024-10-11 15:12:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-11 15:12:33,407 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:12:33,407 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:12:33,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:12:33,408 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:12:33,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:12:33,409 INFO L85 PathProgramCache]: Analyzing trace with hash 608680899, now seen corresponding path program 1 times [2024-10-11 15:12:33,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:12:33,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584809967] [2024-10-11 15:12:33,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:12:33,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:12:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:12:35,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:12:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:12:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:12:35,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:12:35,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584809967] [2024-10-11 15:12:35,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584809967] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:12:35,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:12:35,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:12:35,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909634529] [2024-10-11 15:12:35,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:12:35,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:12:35,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:12:35,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:12:35,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:12:35,916 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) [2024-10-11 15:12:40,013 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 [] [2024-10-11 15:12:44,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:12:48,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:12:50,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:12:50,145 INFO L93 Difference]: Finished difference Result 200 states and 261 transitions. [2024-10-11 15:12:50,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:12:50,146 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 [2024-10-11 15:12:50,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:12:50,149 INFO L225 Difference]: With dead ends: 200 [2024-10-11 15:12:50,149 INFO L226 Difference]: Without dead ends: 197 [2024-10-11 15:12:50,152 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 [2024-10-11 15:12:50,154 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 300 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 104 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:12:50,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 137 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 206 Invalid, 3 Unknown, 0 Unchecked, 14.1s Time] [2024-10-11 15:12:50,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-10-11 15:12:50,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2024-10-11 15:12:50,231 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) [2024-10-11 15:12:50,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 258 transitions. [2024-10-11 15:12:50,233 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 258 transitions. Word has length 11 [2024-10-11 15:12:50,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:12:50,233 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 258 transitions. [2024-10-11 15:12:50,234 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) [2024-10-11 15:12:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 258 transitions. [2024-10-11 15:12:50,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-11 15:12:50,235 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:12:50,235 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:12:50,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:12:50,235 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:12:50,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:12:50,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1688909856, now seen corresponding path program 1 times [2024-10-11 15:12:50,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:12:50,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857473332] [2024-10-11 15:12:50,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:12:50,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:12:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:12:52,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:12:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:12:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:12:52,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:12:52,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857473332] [2024-10-11 15:12:52,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857473332] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:12:52,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:12:52,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:12:52,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823784974] [2024-10-11 15:12:52,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:12:52,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:12:52,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:12:52,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:12:52,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:12:52,468 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) [2024-10-11 15:12:56,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:00,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:04,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:08,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:10,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:13:10,187 INFO L93 Difference]: Finished difference Result 199 states and 259 transitions. [2024-10-11 15:13:10,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:13:10,187 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 [2024-10-11 15:13:10,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:13:10,190 INFO L225 Difference]: With dead ends: 199 [2024-10-11 15:13:10,190 INFO L226 Difference]: Without dead ends: 196 [2024-10-11 15:13:10,190 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 [2024-10-11 15:13:10,191 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 297 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 102 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:13:10,192 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 137 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 203 Invalid, 4 Unknown, 0 Unchecked, 17.6s Time] [2024-10-11 15:13:10,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-10-11 15:13:10,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2024-10-11 15:13:10,226 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) [2024-10-11 15:13:10,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2024-10-11 15:13:10,228 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 12 [2024-10-11 15:13:10,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:13:10,228 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2024-10-11 15:13:10,228 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) [2024-10-11 15:13:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2024-10-11 15:13:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-11 15:13:10,231 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:13:10,231 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:13:10,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:13:10,231 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:13:10,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:13:10,232 INFO L85 PathProgramCache]: Analyzing trace with hash 816274022, now seen corresponding path program 1 times [2024-10-11 15:13:10,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:13:10,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730453678] [2024-10-11 15:13:10,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:13:10,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:13:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:13:12,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:13:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:13:12,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 15:13:12,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:13:12,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730453678] [2024-10-11 15:13:12,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730453678] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:13:12,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:13:12,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:13:12,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890477992] [2024-10-11 15:13:12,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:13:12,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:13:12,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:13:12,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:13:12,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:13:12,371 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) [2024-10-11 15:13:16,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:20,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:24,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:28,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:13:30,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:13:30,167 INFO L93 Difference]: Finished difference Result 198 states and 257 transitions. [2024-10-11 15:13:30,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:13:30,170 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 [2024-10-11 15:13:30,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:13:30,172 INFO L225 Difference]: With dead ends: 198 [2024-10-11 15:13:30,172 INFO L226 Difference]: Without dead ends: 195 [2024-10-11 15:13:30,172 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 [2024-10-11 15:13:30,173 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 294 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 100 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2024-10-11 15:13:30,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 137 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 201 Invalid, 4 Unknown, 0 Unchecked, 17.7s Time] [2024-10-11 15:13:30,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states.