./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.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.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 cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 07:52:39,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 07:52:39,863 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 07:52:39,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 07:52:39,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 07:52:39,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 07:52:39,893 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 07:52:39,893 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 07:52:39,894 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 07:52:39,894 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 07:52:39,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 07:52:39,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 07:52:39,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 07:52:39,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 07:52:39,898 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 07:52:39,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 07:52:39,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 07:52:39,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 07:52:39,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 07:52:39,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 07:52:39,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 07:52:39,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 07:52:39,900 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 07:52:39,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 07:52:39,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 07:52:39,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 07:52:39,901 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 07:52:39,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 07:52:39,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 07:52:39,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:52:39,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 07:52:39,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 07:52:39,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 07:52:39,902 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 07:52:39,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 07:52:39,903 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 07:52:39,903 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 07:52:39,903 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 07:52:39,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 07:52:39,904 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc13b64dc3b62a449f10c29409328e30b2dffcec867261e9f37e342e1eac6c4c [2024-10-13 07:52:40,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 07:52:40,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 07:52:40,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 07:52:40,150 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 07:52:40,150 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 07:52:40,151 INFO L431 ainManager$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.i [2024-10-13 07:52:41,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 07:52:41,823 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 07:52:41,824 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.i [2024-10-13 07:52:41,870 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ebe1e1b4/eca3f9eb61e345c0a3bc3b546efd3f0f/FLAG38480c5ef [2024-10-13 07:52:41,883 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ebe1e1b4/eca3f9eb61e345c0a3bc3b546efd3f0f [2024-10-13 07:52:41,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 07:52:41,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 07:52:41,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 07:52:41,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 07:52:41,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 07:52:41,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:52:41" (1/1) ... [2024-10-13 07:52:41,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aefceb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:41, skipping insertion in model container [2024-10-13 07:52:41,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:52:41" (1/1) ... [2024-10-13 07:52:42,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 07:52:43,841 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.i[340870,340883] [2024-10-13 07:52:43,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:52:44,058 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 07:52:44,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5252] [2024-10-13 07:52:44,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5255] [2024-10-13 07:52:44,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5258] [2024-10-13 07:52:44,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5261] [2024-10-13 07:52:44,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6742] [2024-10-13 07:52:44,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6747] [2024-10-13 07:52:44,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6752] [2024-10-13 07:52:44,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6757] [2024-10-13 07:52:44,279 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6832] [2024-10-13 07:52:44,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6837] [2024-10-13 07:52:44,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6842] [2024-10-13 07:52:44,280 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6847] [2024-10-13 07:52:44,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [7235] [2024-10-13 07:52:44,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [7240] [2024-10-13 07:52:44,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [7245] [2024-10-13 07:52:44,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [7250] [2024-10-13 07:52:44,377 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)); [8770] [2024-10-13 07:52:44,377 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"); [8778-8779] [2024-10-13 07:52:44,378 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"); [8788-8789] [2024-10-13 07:52:44,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [8857] [2024-10-13 07:52:44,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [8862] [2024-10-13 07:52:44,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [8867] [2024-10-13 07:52:44,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [8872] [2024-10-13 07:52:44,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [9573] [2024-10-13 07:52:44,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [9578] [2024-10-13 07:52:44,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [9583] [2024-10-13 07:52:44,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [9588] [2024-10-13 07:52:44,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [9936] [2024-10-13 07:52:44,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [9941] [2024-10-13 07:52:44,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [9946] [2024-10-13 07:52:44,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [9951] [2024-10-13 07:52:44,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [10145] [2024-10-13 07:52:44,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [10150] [2024-10-13 07:52:44,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [10155] [2024-10-13 07:52:44,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [10160] [2024-10-13 07:52:44,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [10239] [2024-10-13 07:52:44,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [10244] [2024-10-13 07:52:44,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [10249] [2024-10-13 07:52:44,459 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [10254] [2024-10-13 07:52:44,489 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)pd->device_list.next) [11346] [2024-10-13 07:52:44,507 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.i[340870,340883] [2024-10-13 07:52:44,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:52:44,682 INFO L204 MainTranslator]: Completed translation [2024-10-13 07:52:44,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44 WrapperNode [2024-10-13 07:52:44,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 07:52:44,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 07:52:44,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 07:52:44,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 07:52:44,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:44,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:44,917 INFO L138 Inliner]: procedures = 460, calls = 4774, calls flagged for inlining = 236, calls inlined = 15, statements flattened = 2265 [2024-10-13 07:52:44,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 07:52:44,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 07:52:44,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 07:52:44,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 07:52:44,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:44,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:44,950 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,045 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]. [2024-10-13 07:52:45,045 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 07:52:45,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 07:52:45,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 07:52:45,188 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 07:52:45,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (1/1) ... [2024-10-13 07:52:45,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:52:45,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:52:45,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 07:52:45,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 07:52:45,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-10-13 07:52:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-10-13 07:52:45,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 07:52:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 07:52:45,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-10-13 07:52:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-10-13 07:52:45,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-10-13 07:52:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-10-13 07:52:45,256 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2024-10-13 07:52:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2024-10-13 07:52:45,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 07:52:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-13 07:52:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-10-13 07:52:45,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-10-13 07:52:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-10-13 07:52:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-10-13 07:52:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-10-13 07:52:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-10-13 07:52:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2024-10-13 07:52:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2024-10-13 07:52:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-10-13 07:52:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-10-13 07:52:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 07:52:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-10-13 07:52:45,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-10-13 07:52:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-10-13 07:52:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2024-10-13 07:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-10-13 07:52:45,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 07:52:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-13 07:52:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-13 07:52:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2024-10-13 07:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-10-13 07:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2024-10-13 07:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2024-10-13 07:52:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 07:52:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 07:52:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 07:52:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-13 07:52:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-13 07:52:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2024-10-13 07:52:45,271 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 07:52:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-13 07:52:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-13 07:52:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 07:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-10-13 07:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-10-13 07:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-10-13 07:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2024-10-13 07:52:45,274 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 07:52:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-10-13 07:52:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-10-13 07:52:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2024-10-13 07:52:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2024-10-13 07:52:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-10-13 07:52:45,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-10-13 07:52:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 07:52:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 07:52:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 07:52:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 07:52:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-13 07:52:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-10-13 07:52:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-10-13 07:52:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-10-13 07:52:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-10-13 07:52:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-10-13 07:52:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-10-13 07:52:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2024-10-13 07:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2024-10-13 07:52:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-13 07:52:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-13 07:52:45,757 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 07:52:45,761 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 07:52:52,793 INFO L? ?]: Removed 257 outVars from TransFormulas that were not future-live. [2024-10-13 07:52:52,793 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 07:52:53,014 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 07:52:53,015 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 07:52:53,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:52:53 BoogieIcfgContainer [2024-10-13 07:52:53,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 07:52:53,017 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 07:52:53,017 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 07:52:53,020 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 07:52:53,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:52:41" (1/3) ... [2024-10-13 07:52:53,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b5c41bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:52:53, skipping insertion in model container [2024-10-13 07:52:53,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:52:44" (2/3) ... [2024-10-13 07:52:53,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b5c41bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:52:53, skipping insertion in model container [2024-10-13 07:52:53,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:52:53" (3/3) ... [2024-10-13 07:52:53,024 INFO L112 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa.i [2024-10-13 07:52:53,036 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 07:52:53,036 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 07:52:53,098 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 07:52:53,103 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;@22f95fdb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 07:52:53,104 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 07:52:53,109 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) [2024-10-13 07:52:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-13 07:52:53,115 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:52:53,116 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:52:53,116 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:52:53,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:52:53,121 INFO L85 PathProgramCache]: Analyzing trace with hash 989476957, now seen corresponding path program 1 times [2024-10-13 07:52:53,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:52:53,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111654417] [2024-10-13 07:52:53,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:52:53,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:52:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:52:55,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:52:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:52:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 07:52:55,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:52:55,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111654417] [2024-10-13 07:52:55,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111654417] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:52:55,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:52:55,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:52:55,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184387952] [2024-10-13 07:52:55,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:52:55,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:52:55,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:52:55,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:52:55,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:52:55,723 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) [2024-10-13 07:52:59,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:03,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:08,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:12,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:13,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:53:13,477 INFO L93 Difference]: Finished difference Result 402 states and 553 transitions. [2024-10-13 07:53:13,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:53:13,479 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 [2024-10-13 07:53:13,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:53:13,487 INFO L225 Difference]: With dead ends: 402 [2024-10-13 07:53:13,487 INFO L226 Difference]: Without dead ends: 198 [2024-10-13 07:53:13,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 07:53:13,495 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 308 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 106 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s 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, 17.6s IncrementalHoareTripleChecker+Time [2024-10-13 07:53:13,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 137 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 213 Invalid, 4 Unknown, 0 Unchecked, 17.6s Time] [2024-10-13 07:53:13,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-10-13 07:53:13,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2024-10-13 07:53:13,541 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) [2024-10-13 07:53:13,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 260 transitions. [2024-10-13 07:53:13,544 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 260 transitions. Word has length 10 [2024-10-13 07:53:13,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:53:13,545 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 260 transitions. [2024-10-13 07:53:13,545 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) [2024-10-13 07:53:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 260 transitions. [2024-10-13 07:53:13,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-13 07:53:13,546 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:53:13,546 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:53:13,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 07:53:13,546 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:53:13,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:53:13,547 INFO L85 PathProgramCache]: Analyzing trace with hash 608680899, now seen corresponding path program 1 times [2024-10-13 07:53:13,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:53:13,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614346438] [2024-10-13 07:53:13,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:53:13,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:53:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:53:15,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:53:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:53:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 07:53:15,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:53:15,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614346438] [2024-10-13 07:53:15,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614346438] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:53:15,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:53:15,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:53:15,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685690171] [2024-10-13 07:53:15,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:53:15,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:53:15,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:53:15,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:53:15,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:53:15,655 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) [2024-10-13 07:53:19,737 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 [] [2024-10-13 07:53:23,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:27,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:32,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:33,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:53:33,186 INFO L93 Difference]: Finished difference Result 200 states and 261 transitions. [2024-10-13 07:53:33,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:53:33,187 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 [2024-10-13 07:53:33,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:53:33,190 INFO L225 Difference]: With dead ends: 200 [2024-10-13 07:53:33,190 INFO L226 Difference]: Without dead ends: 197 [2024-10-13 07:53:33,190 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 07:53:33,191 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 300 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 104 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s 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, 17.4s IncrementalHoareTripleChecker+Time [2024-10-13 07:53:33,191 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 137 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 205 Invalid, 4 Unknown, 0 Unchecked, 17.4s Time] [2024-10-13 07:53:33,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-10-13 07:53:33,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2024-10-13 07:53:33,212 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) [2024-10-13 07:53:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 258 transitions. [2024-10-13 07:53:33,214 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 258 transitions. Word has length 11 [2024-10-13 07:53:33,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:53:33,214 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 258 transitions. [2024-10-13 07:53:33,214 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) [2024-10-13 07:53:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 258 transitions. [2024-10-13 07:53:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-10-13 07:53:33,215 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:53:33,215 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:53:33,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 07:53:33,220 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:53:33,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:53:33,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1688909856, now seen corresponding path program 1 times [2024-10-13 07:53:33,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:53:33,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170930040] [2024-10-13 07:53:33,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:53:33,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:53:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:53:35,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:53:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:53:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 07:53:35,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:53:35,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170930040] [2024-10-13 07:53:35,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170930040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:53:35,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:53:35,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:53:35,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014337434] [2024-10-13 07:53:35,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:53:35,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:53:35,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:53:35,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:53:35,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:53:35,249 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) [2024-10-13 07:53:39,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:43,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:47,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:53:51,602 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 [] [2024-10-13 07:53:52,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:53:52,600 INFO L93 Difference]: Finished difference Result 199 states and 259 transitions. [2024-10-13 07:53:52,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:53:52,601 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 [2024-10-13 07:53:52,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:53:52,603 INFO L225 Difference]: With dead ends: 199 [2024-10-13 07:53:52,603 INFO L226 Difference]: Without dead ends: 196 [2024-10-13 07:53:52,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 07:53:52,604 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 297 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 102 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s 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, 17.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:53:52,605 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 137 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 203 Invalid, 4 Unknown, 0 Unchecked, 17.2s Time] [2024-10-13 07:53:52,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-10-13 07:53:52,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2024-10-13 07:53:52,624 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) [2024-10-13 07:53:52,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2024-10-13 07:53:52,625 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 12 [2024-10-13 07:53:52,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:53:52,625 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2024-10-13 07:53:52,626 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) [2024-10-13 07:53:52,626 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2024-10-13 07:53:52,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-13 07:53:52,626 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:53:52,626 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:53:52,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 07:53:52,626 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:53:52,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:53:52,627 INFO L85 PathProgramCache]: Analyzing trace with hash 816274022, now seen corresponding path program 1 times [2024-10-13 07:53:52,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:53:52,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111708812] [2024-10-13 07:53:52,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:53:52,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:53:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:53:54,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:53:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:53:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 07:53:54,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:53:54,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111708812] [2024-10-13 07:53:54,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111708812] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:53:54,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:53:54,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:53:54,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464263299] [2024-10-13 07:53:54,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:53:54,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:53:54,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:53:54,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:53:54,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:53:54,645 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) [2024-10-13 07:53:58,727 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 [] [2024-10-13 07:54:02,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:54:06,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:54:08,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:54:08,546 INFO L93 Difference]: Finished difference Result 198 states and 257 transitions. [2024-10-13 07:54:08,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:54:08,547 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 [2024-10-13 07:54:08,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:54:08,548 INFO L225 Difference]: With dead ends: 198 [2024-10-13 07:54:08,548 INFO L226 Difference]: Without dead ends: 195 [2024-10-13 07:54:08,548 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 [2024-10-13 07:54:08,549 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 294 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 100 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s 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, 13.8s IncrementalHoareTripleChecker+Time [2024-10-13 07:54:08,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 137 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 202 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2024-10-13 07:54:08,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2024-10-13 07:54:08,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2024-10-13 07:54:08,565 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) [2024-10-13 07:54:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 254 transitions. [2024-10-13 07:54:08,567 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 254 transitions. Word has length 13 [2024-10-13 07:54:08,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:54:08,567 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 254 transitions. [2024-10-13 07:54:08,567 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) [2024-10-13 07:54:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 254 transitions. [2024-10-13 07:54:08,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-13 07:54:08,567 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:54:08,567 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:54:08,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 07:54:08,568 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:54:08,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:54:08,568 INFO L85 PathProgramCache]: Analyzing trace with hash -465628189, now seen corresponding path program 1 times [2024-10-13 07:54:08,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:54:08,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248107806] [2024-10-13 07:54:08,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:54:08,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:54:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:54:10,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:54:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:54:10,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 07:54:10,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:54:10,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248107806] [2024-10-13 07:54:10,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248107806] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:54:10,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:54:10,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:54:10,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950120203] [2024-10-13 07:54:10,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:54:10,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:54:10,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:54:10,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:54:10,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:54:10,587 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) [2024-10-13 07:54:14,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 07:54:18,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []