./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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:32:49,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:32:49,439 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:32:49,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:32:49,447 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:32:49,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:32:49,479 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:32:49,480 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:32:49,480 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:32:49,481 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:32:49,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:32:49,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:32:49,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:32:49,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:32:49,484 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:32:49,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:32:49,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:32:49,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:32:49,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:32:49,485 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:32:49,485 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:32:49,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:32:49,488 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:32:49,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:32:49,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:32:49,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:32:49,489 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:32:49,489 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:32:49,489 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:32:49,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:32:49,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:32:49,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:32:49,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:32:49,490 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:32:49,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:32:49,491 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:32:49,491 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:32:49,491 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:32:49,492 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:32:49,492 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2024-10-11 15:32:49,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:32:49,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:32:49,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:32:49,786 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:32:49,787 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:32:49,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2024-10-11 15:32:51,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:32:51,737 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:32:51,738 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2024-10-11 15:32:51,771 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/edc43f6c4/77727febdfe4443687b526a9738b3bf9/FLAG157c86db6 [2024-10-11 15:32:51,789 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/edc43f6c4/77727febdfe4443687b526a9738b3bf9 [2024-10-11 15:32:51,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:32:51,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:32:51,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:32:51,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:32:51,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:32:51,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:32:51" (1/1) ... [2024-10-11 15:32:51,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eeae7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:51, skipping insertion in model container [2024-10-11 15:32:51,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:32:51" (1/1) ... [2024-10-11 15:32:51,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:32:52,940 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2024-10-11 15:32:53,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:32:53,102 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:32:53,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3394] [2024-10-11 15:32:53,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3396] [2024-10-11 15:32:53,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3406] [2024-10-11 15:32:53,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3413] [2024-10-11 15:32:53,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3604] [2024-10-11 15:32:53,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3607] [2024-10-11 15:32:53,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [3609] [2024-10-11 15:32:53,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3614] [2024-10-11 15:32:53,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3617] [2024-10-11 15:32:53,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3619] [2024-10-11 15:32:53,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3624] [2024-10-11 15:32:53,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3627] [2024-10-11 15:32:53,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3629] [2024-10-11 15:32:53,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3634] [2024-10-11 15:32:53,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3637] [2024-10-11 15:32:53,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [3639] [2024-10-11 15:32:53,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3657] [2024-10-11 15:32:53,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3660] [2024-10-11 15:32:53,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [3662] [2024-10-11 15:32:53,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3667] [2024-10-11 15:32:53,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3670] [2024-10-11 15:32:53,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3672] [2024-10-11 15:32:53,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3677] [2024-10-11 15:32:53,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3680] [2024-10-11 15:32:53,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3682] [2024-10-11 15:32:53,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3687] [2024-10-11 15:32:53,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3690] [2024-10-11 15:32:53,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [3692] [2024-10-11 15:32:53,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3760] [2024-10-11 15:32:53,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3767] [2024-10-11 15:32:53,344 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (buffer + (unsigned long )i), "i" (1UL)); [4719-4720] [2024-10-11 15:32:53,400 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2024-10-11 15:32:53,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:32:53,544 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:32:53,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53 WrapperNode [2024-10-11 15:32:53,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:32:53,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:32:53,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:32:53,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:32:53,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:53,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:53,765 INFO L138 Inliner]: procedures = 259, calls = 1114, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2919 [2024-10-11 15:32:53,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:32:53,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:32:53,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:32:53,767 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:32:53,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:53,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:53,809 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,196 INFO L175 MemorySlicer]: Split 597 memory accesses to 9 slices as follows [2, 13, 7, 492, 7, 13, 10, 19, 34]. 82 percent of accesses are in the largest equivalence class. The 251 initializations are split as follows [2, 0, 6, 180, 6, 13, 10, 0, 34]. The 129 writes are split as follows [0, 7, 0, 121, 0, 0, 0, 1, 0]. [2024-10-11 15:32:54,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,346 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:32:54,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:32:54,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:32:54,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:32:54,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (1/1) ... [2024-10-11 15:32:54,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:32:54,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:32:54,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:32:54,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:32:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2024-10-11 15:32:54,473 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2024-10-11 15:32:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:32:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:32:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:32:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:32:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:32:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:32:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2024-10-11 15:32:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2024-10-11 15:32:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:32:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:32:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-10-11 15:32:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-10-11 15:32:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:32:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-11 15:32:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2024-10-11 15:32:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:32:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2024-10-11 15:32:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-10-11 15:32:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 15:32:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 15:32:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 15:32:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 15:32:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 15:32:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 15:32:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-11 15:32:54,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-11 15:32:54,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 15:32:54,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-11 15:32:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:32:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-10-11 15:32:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2024-10-11 15:32:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-11 15:32:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:32:54,481 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-10-11 15:32:54,481 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2024-10-11 15:32:54,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2024-10-11 15:32:54,482 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2024-10-11 15:32:54,482 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2024-10-11 15:32:54,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2024-10-11 15:32:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2024-10-11 15:32:54,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2024-10-11 15:32:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2024-10-11 15:32:54,483 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2024-10-11 15:32:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-11 15:32:54,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-11 15:32:54,483 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-10-11 15:32:54,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-10-11 15:32:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-10-11 15:32:54,485 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-10-11 15:32:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:32:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2024-10-11 15:32:54,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2024-10-11 15:32:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:32:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:32:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:32:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:32:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:32:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:32:54,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:32:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:32:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:32:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:32:54,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:32:54,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2024-10-11 15:32:54,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2024-10-11 15:32:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2024-10-11 15:32:54,488 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2024-10-11 15:32:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-10-11 15:32:54,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-10-11 15:32:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2024-10-11 15:32:54,488 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2024-10-11 15:32:54,488 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-11 15:32:54,489 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-11 15:32:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-11 15:32:54,489 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-11 15:32:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:32:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:32:54,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:32:54,490 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-11 15:32:54,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-11 15:32:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:32:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:32:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:32:54,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:32:54,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2024-10-11 15:32:54,493 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:32:54,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:32:54,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:32:54,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:32:54,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:32:54,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:32:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2024-10-11 15:32:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-11 15:32:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-10-11 15:32:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-11 15:32:54,494 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2024-10-11 15:32:54,494 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:32:54,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:32:54,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:32:54,497 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2024-10-11 15:32:54,498 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2024-10-11 15:32:54,498 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-10-11 15:32:54,498 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-10-11 15:32:54,498 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-10-11 15:32:54,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-10-11 15:32:54,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-11 15:32:54,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-11 15:32:54,498 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2024-10-11 15:32:54,498 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2024-10-11 15:32:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:32:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-11 15:32:54,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-11 15:32:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:32:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2024-10-11 15:32:54,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2024-10-11 15:32:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-11 15:32:54,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-11 15:32:54,499 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2024-10-11 15:32:54,500 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2024-10-11 15:32:54,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:32:54,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:32:54,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:32:54,501 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-10-11 15:32:54,501 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-10-11 15:32:54,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2024-10-11 15:32:54,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2024-10-11 15:32:54,502 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-10-11 15:32:54,502 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-10-11 15:32:54,502 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2024-10-11 15:32:54,502 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2024-10-11 15:32:54,502 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-10-11 15:32:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-10-11 15:32:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-10-11 15:32:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-10-11 15:32:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-10-11 15:32:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-10-11 15:32:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2024-10-11 15:32:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2024-10-11 15:32:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2024-10-11 15:32:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2024-10-11 15:32:54,503 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2024-10-11 15:32:54,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2024-10-11 15:32:54,504 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2024-10-11 15:32:54,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-11 15:32:54,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-11 15:32:54,504 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:32:54,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:32:54,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:32:54,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:32:54,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:32:54,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:32:54,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:32:54,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:32:54,505 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-11 15:32:54,505 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-11 15:32:55,041 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:32:55,045 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:32:55,086 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:33:01,199 INFO L? ?]: Removed 1549 outVars from TransFormulas that were not future-live. [2024-10-11 15:33:01,199 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:33:01,437 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:33:01,437 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-11 15:33:01,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:33:01 BoogieIcfgContainer [2024-10-11 15:33:01,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:33:01,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:33:01,441 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:33:01,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:33:01,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:32:51" (1/3) ... [2024-10-11 15:33:01,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20664dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:33:01, skipping insertion in model container [2024-10-11 15:33:01,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:32:53" (2/3) ... [2024-10-11 15:33:01,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20664dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:33:01, skipping insertion in model container [2024-10-11 15:33:01,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:33:01" (3/3) ... [2024-10-11 15:33:01,450 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2024-10-11 15:33:01,466 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:33:01,466 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-11 15:33:01,558 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:33:01,566 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;@20fff125, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:33:01,567 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-11 15:33:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 907 states, 636 states have (on average 1.4654088050314464) internal successors, (932), 669 states have internal predecessors, (932), 201 states have call successors, (201), 67 states have call predecessors, (201), 66 states have return successors, (197), 194 states have call predecessors, (197), 197 states have call successors, (197) [2024-10-11 15:33:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-10-11 15:33:01,600 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:33:01,601 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:33:01,602 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, mousedev_notify_readersErr0ASSERT_VIOLATIONUNKNOWN, mousedev_notify_readersErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-11 15:33:01,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:33:01,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1636207552, now seen corresponding path program 1 times [2024-10-11 15:33:01,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:33:01,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316699957] [2024-10-11 15:33:01,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:33:01,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:33:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:33:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:33:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:33:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:33:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:33:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:33:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 15:33:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 15:33:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 15:33:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:33:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:33:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 15:33:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 15:33:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:02,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 15:33:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:03,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:03,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 15:33:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:03,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:03,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 15:33:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:03,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2024-10-11 15:33:03,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:33:03,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316699957] [2024-10-11 15:33:03,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316699957] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:33:03,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:33:03,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:33:03,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923241460] [2024-10-11 15:33:03,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:33:03,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:33:03,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:33:03,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:33:03,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:33:03,071 INFO L87 Difference]: Start difference. First operand has 907 states, 636 states have (on average 1.4654088050314464) internal successors, (932), 669 states have internal predecessors, (932), 201 states have call successors, (201), 67 states have call predecessors, (201), 66 states have return successors, (197), 194 states have call predecessors, (197), 197 states have call successors, (197) Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-10-11 15:33:07,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:11,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:15,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:19,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:24,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:33:24,470 INFO L93 Difference]: Finished difference Result 2515 states and 3812 transitions. [2024-10-11 15:33:24,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 15:33:24,473 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 208 [2024-10-11 15:33:24,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:33:24,504 INFO L225 Difference]: With dead ends: 2515 [2024-10-11 15:33:24,504 INFO L226 Difference]: Without dead ends: 1597 [2024-10-11 15:33:24,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-11 15:33:24,522 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 2227 mSDsluCounter, 1020 mSDsCounter, 0 mSdLazyCounter, 3412 mSolverCounterSat, 965 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 4381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 965 IncrementalHoareTripleChecker+Valid, 3412 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2024-10-11 15:33:24,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2369 Valid, 1453 Invalid, 4381 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [965 Valid, 3412 Invalid, 4 Unknown, 0 Unchecked, 20.9s Time] [2024-10-11 15:33:24,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1597 states. [2024-10-11 15:33:24,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1597 to 1442. [2024-10-11 15:33:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1442 states, 1012 states have (on average 1.4288537549407114) internal successors, (1446), 1052 states have internal predecessors, (1446), 313 states have call successors, (313), 115 states have call predecessors, (313), 114 states have return successors, (306), 301 states have call predecessors, (306), 306 states have call successors, (306) [2024-10-11 15:33:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1442 states and 2065 transitions. [2024-10-11 15:33:24,741 INFO L78 Accepts]: Start accepts. Automaton has 1442 states and 2065 transitions. Word has length 208 [2024-10-11 15:33:24,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:33:24,744 INFO L471 AbstractCegarLoop]: Abstraction has 1442 states and 2065 transitions. [2024-10-11 15:33:24,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-10-11 15:33:24,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 2065 transitions. [2024-10-11 15:33:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-10-11 15:33:24,751 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:33:24,751 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:33:24,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:33:24,751 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, mousedev_notify_readersErr0ASSERT_VIOLATIONUNKNOWN, mousedev_notify_readersErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-11 15:33:24,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:33:24,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1197105694, now seen corresponding path program 1 times [2024-10-11 15:33:24,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:33:24,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149744725] [2024-10-11 15:33:24,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:33:24,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:33:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:33:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:33:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:33:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:33:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:33:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:33:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 15:33:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 15:33:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 15:33:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:33:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:33:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 15:33:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 15:33:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 15:33:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 15:33:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 15:33:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2024-10-11 15:33:25,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:33:25,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149744725] [2024-10-11 15:33:25,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149744725] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:33:25,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:33:25,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:33:25,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818007636] [2024-10-11 15:33:25,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:33:25,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:33:25,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:33:25,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:33:25,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:33:25,637 INFO L87 Difference]: Start difference. First operand 1442 states and 2065 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-10-11 15:33:29,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:33,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:37,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:41,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:45,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:33:51,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:33:51,992 INFO L93 Difference]: Finished difference Result 4379 states and 6333 transitions. [2024-10-11 15:33:51,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 15:33:51,992 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 211 [2024-10-11 15:33:51,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:33:52,012 INFO L225 Difference]: With dead ends: 4379 [2024-10-11 15:33:52,012 INFO L226 Difference]: Without dead ends: 2979 [2024-10-11 15:33:52,017 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-11 15:33:52,018 INFO L432 NwaCegarLoop]: 500 mSDtfsCounter, 2588 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 4162 mSolverCounterSat, 1038 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2727 SdHoareTripleChecker+Valid, 1659 SdHoareTripleChecker+Invalid, 5205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1038 IncrementalHoareTripleChecker+Valid, 4162 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:33:52,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2727 Valid, 1659 Invalid, 5205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1038 Valid, 4162 Invalid, 5 Unknown, 0 Unchecked, 26.0s Time] [2024-10-11 15:33:52,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2979 states. [2024-10-11 15:33:52,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2979 to 2700. [2024-10-11 15:33:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2700 states, 1914 states have (on average 1.4341692789968652) internal successors, (2745), 1981 states have internal predecessors, (2745), 564 states have call successors, (564), 220 states have call predecessors, (564), 219 states have return successors, (557), 548 states have call predecessors, (557), 557 states have call successors, (557) [2024-10-11 15:33:52,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2700 states and 3866 transitions. [2024-10-11 15:33:52,160 INFO L78 Accepts]: Start accepts. Automaton has 2700 states and 3866 transitions. Word has length 211 [2024-10-11 15:33:52,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:33:52,162 INFO L471 AbstractCegarLoop]: Abstraction has 2700 states and 3866 transitions. [2024-10-11 15:33:52,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-10-11 15:33:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3866 transitions. [2024-10-11 15:33:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-10-11 15:33:52,168 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:33:52,168 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:33:52,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:33:52,170 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, mousedev_notify_readersErr0ASSERT_VIOLATIONUNKNOWN, mousedev_notify_readersErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-11 15:33:52,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:33:52,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1977232408, now seen corresponding path program 1 times [2024-10-11 15:33:52,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:33:52,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273952824] [2024-10-11 15:33:52,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:33:52,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:33:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:33:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:33:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:33:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:33:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:33:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:33:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-11 15:33:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 15:33:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 15:33:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 15:33:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:33:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 15:33:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 15:33:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 15:33:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 15:33:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 15:33:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 15:33:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:33:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:33:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 15:33:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 15:33:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:33:52,913 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2024-10-11 15:33:52,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:33:52,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273952824] [2024-10-11 15:33:52,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273952824] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:33:52,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:33:52,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:33:52,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131294885] [2024-10-11 15:33:52,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:33:52,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:33:52,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:33:52,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:33:52,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:33:52,918 INFO L87 Difference]: Start difference. First operand 2700 states and 3866 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-10-11 15:33:56,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:34:00,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:34:04,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:34:08,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:34:12,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:34:16,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []