./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../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 c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f3d350bd080191df0ee186561630fc29ade38a40dcbac29157c72de91ff9d1d --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 04:40:06,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:40:06,943 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 04:40:06,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:40:06,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:40:06,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:40:06,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:40:06,986 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:40:06,987 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 04:40:06,987 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 04:40:06,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:40:06,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:40:06,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 04:40:06,989 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 04:40:06,989 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 04:40:06,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:40:06,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:40:06,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:40:06,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:40:06,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:40:06,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:40:06,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:40:06,999 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:40:07,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:40:07,000 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:40:07,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:40:07,001 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:40:07,003 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:40:07,003 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:40:07,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:40:07,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:40:07,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:40:07,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:40:07,004 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 04:40:07,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:40:07,005 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:40:07,005 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 04:40:07,006 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 04:40:07,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:40:07,006 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f3d350bd080191df0ee186561630fc29ade38a40dcbac29157c72de91ff9d1d [2024-11-09 04:40:07,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:40:07,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:40:07,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:40:07,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:40:07,384 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:40:07,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2024-11-09 04:40:09,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:40:09,560 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:40:09,561 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 [2024-11-09 04:40:09,595 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70a4e935e/db5f3d20f46842f58a2c57514f13913d/FLAG45b82c268 [2024-11-09 04:40:09,632 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70a4e935e/db5f3d20f46842f58a2c57514f13913d [2024-11-09 04:40:09,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:40:09,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:40:09,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:40:09,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:40:09,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:40:09,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:40:09" (1/1) ... [2024-11-09 04:40:09,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42af8ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:09, skipping insertion in model container [2024-11-09 04:40:09,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:40:09" (1/1) ... [2024-11-09 04:40:09,747 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:40:11,801 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2024-11-09 04:40:12,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:40:12,098 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:40:12,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3394] [2024-11-09 04:40:12,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3396] [2024-11-09 04:40:12,189 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] [2024-11-09 04:40:12,190 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] [2024-11-09 04:40:12,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3604] [2024-11-09 04:40:12,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3607] [2024-11-09 04:40:12,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [3609] [2024-11-09 04:40:12,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3614] [2024-11-09 04:40:12,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3617] [2024-11-09 04:40:12,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3619] [2024-11-09 04:40:12,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3624] [2024-11-09 04:40:12,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3627] [2024-11-09 04:40:12,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3629] [2024-11-09 04:40:12,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3634] [2024-11-09 04:40:12,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3637] [2024-11-09 04:40:12,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [3639] [2024-11-09 04:40:12,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3657] [2024-11-09 04:40:12,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3660] [2024-11-09 04:40:12,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [3662] [2024-11-09 04:40:12,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3667] [2024-11-09 04:40:12,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3670] [2024-11-09 04:40:12,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3672] [2024-11-09 04:40:12,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3677] [2024-11-09 04:40:12,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3680] [2024-11-09 04:40:12,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3682] [2024-11-09 04:40:12,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3687] [2024-11-09 04:40:12,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3690] [2024-11-09 04:40:12,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [3692] [2024-11-09 04:40:12,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3760] [2024-11-09 04:40:12,254 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3767] [2024-11-09 04:40:12,358 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] [2024-11-09 04:40:12,423 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2024-11-09 04:40:12,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:40:12,554 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:40:12,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12 WrapperNode [2024-11-09 04:40:12,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:40:12,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:40:12,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:40:12,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:40:12,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:12,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:12,845 INFO L138 Inliner]: procedures = 259, calls = 1063, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2936 [2024-11-09 04:40:12,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:40:12,847 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:40:12,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:40:12,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:40:12,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:12,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:12,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,227 INFO L175 MemorySlicer]: Split 550 memory accesses to 9 slices as follows [2, 19, 35, 7, 7, 13, 442, 12, 13]. 80 percent of accesses are in the largest equivalence class. The 35 initializations are split as follows [2, 0, 6, 6, 6, 0, 2, 0, 13]. The 298 writes are split as follows [0, 1, 29, 0, 0, 7, 249, 12, 0]. [2024-11-09 04:40:13,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:40:13,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:40:13,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:40:13,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:40:13,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (1/1) ... [2024-11-09 04:40:13,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:40:13,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 04:40:13,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 04:40:13,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 04:40:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2024-11-09 04:40:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2024-11-09 04:40:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 04:40:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 04:40:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 04:40:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 04:40:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 04:40:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 04:40:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 04:40:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2024-11-09 04:40:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2024-11-09 04:40:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 04:40:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 04:40:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-09 04:40:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-09 04:40:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 04:40:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 04:40:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 04:40:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 04:40:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2024-11-09 04:40:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2024-11-09 04:40:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 04:40:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 04:40:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2024-11-09 04:40:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2024-11-09 04:40:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 04:40:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-09 04:40:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-09 04:40:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-09 04:40:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-09 04:40:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-09 04:40:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:40:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-09 04:40:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2024-11-09 04:40:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 04:40:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 04:40:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:40:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 04:40:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 04:40:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2024-11-09 04:40:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2024-11-09 04:40:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 04:40:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 04:40:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 04:40:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2024-11-09 04:40:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2024-11-09 04:40:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2024-11-09 04:40:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2024-11-09 04:40:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2024-11-09 04:40:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 04:40:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-09 04:40:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-11-09 04:40:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2024-11-09 04:40:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 04:40:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 04:40:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 04:40:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 04:40:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-09 04:40:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:40:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:40:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2024-11-09 04:40:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2024-11-09 04:40:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2024-11-09 04:40:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2024-11-09 04:40:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-09 04:40:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-09 04:40:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2024-11-09 04:40:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2024-11-09 04:40:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 04:40:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 04:40:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 04:40:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 04:40:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 04:40:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 04:40:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-09 04:40:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 04:40:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 04:40:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 04:40:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 04:40:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 04:40:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 04:40:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 04:40:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 04:40:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2024-11-09 04:40:13,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2024-11-09 04:40:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 04:40:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 04:40:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 04:40:13,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 04:40:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 04:40:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 04:40:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 04:40:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 04:40:13,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 04:40:13,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-09 04:40:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2024-11-09 04:40:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2024-11-09 04:40:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 04:40:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 04:40:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-11-09 04:40:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-11-09 04:40:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 04:40:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 04:40:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2024-11-09 04:40:13,630 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2024-11-09 04:40:13,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 04:40:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 04:40:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 04:40:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 04:40:13,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 04:40:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 04:40:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 04:40:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 04:40:13,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 04:40:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2024-11-09 04:40:13,635 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-09 04:40:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-11-09 04:40:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 04:40:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2024-11-09 04:40:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 04:40:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:40:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2024-11-09 04:40:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2024-11-09 04:40:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 04:40:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 04:40:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2024-11-09 04:40:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2024-11-09 04:40:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 04:40:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 04:40:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 04:40:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 04:40:13,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 04:40:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 04:40:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 04:40:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 04:40:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 04:40:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-11-09 04:40:13,639 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-11-09 04:40:13,639 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 04:40:13,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 04:40:13,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2024-11-09 04:40:13,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2024-11-09 04:40:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-09 04:40:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-09 04:40:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2024-11-09 04:40:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2024-11-09 04:40:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-11-09 04:40:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-11-09 04:40:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-09 04:40:13,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-09 04:40:13,641 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-09 04:40:13,642 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-09 04:40:13,642 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2024-11-09 04:40:13,642 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2024-11-09 04:40:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2024-11-09 04:40:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2024-11-09 04:40:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2024-11-09 04:40:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2024-11-09 04:40:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2024-11-09 04:40:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2024-11-09 04:40:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2024-11-09 04:40:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2024-11-09 04:40:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 04:40:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 04:40:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 04:40:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:40:13,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:40:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 04:40:13,647 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 04:40:14,204 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:40:14,210 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:40:14,256 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 04:40:23,780 INFO L? ?]: Removed 1549 outVars from TransFormulas that were not future-live. [2024-11-09 04:40:23,780 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:40:23,826 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:40:23,826 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 04:40:23,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:40:23 BoogieIcfgContainer [2024-11-09 04:40:23,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:40:23,829 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:40:23,829 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:40:23,834 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:40:23,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:40:09" (1/3) ... [2024-11-09 04:40:23,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc8735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:40:23, skipping insertion in model container [2024-11-09 04:40:23,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:40:12" (2/3) ... [2024-11-09 04:40:23,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc8735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:40:23, skipping insertion in model container [2024-11-09 04:40:23,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:40:23" (3/3) ... [2024-11-09 04:40:23,836 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2024-11-09 04:40:23,854 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:40:23,854 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:40:23,999 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:40:24,007 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;@7604b1b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:40:24,007 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:40:24,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 1045 states, 773 states have (on average 1.3777490297542043) internal successors, (1065), 806 states have internal predecessors, (1065), 203 states have call successors, (203), 68 states have call predecessors, (203), 67 states have return successors, (199), 196 states have call predecessors, (199), 199 states have call successors, (199) [2024-11-09 04:40:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-09 04:40:24,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:40:24,038 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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] [2024-11-09 04:40:24,038 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:40:24,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:40:24,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1642351196, now seen corresponding path program 1 times [2024-11-09 04:40:24,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:40:24,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159543166] [2024-11-09 04:40:24,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:40:24,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:40:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:40:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 04:40:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-09 04:40:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 04:40:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 04:40:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 04:40:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 04:40:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 04:40:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:40:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 04:40:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 04:40:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 04:40:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 04:40:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-09 04:40:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-09 04:40:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:30,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-09 04:40:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-09 04:40:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-09 04:40:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:40:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:40:31,051 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2024-11-09 04:40:31,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:40:31,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159543166] [2024-11-09 04:40:31,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159543166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:40:31,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:40:31,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 04:40:31,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764292709] [2024-11-09 04:40:31,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:40:31,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:40:31,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:40:31,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:40:31,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:40:31,091 INFO L87 Difference]: Start difference. First operand has 1045 states, 773 states have (on average 1.3777490297542043) internal successors, (1065), 806 states have internal predecessors, (1065), 203 states have call successors, (203), 68 states have call predecessors, (203), 67 states have return successors, (199), 196 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 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) [2024-11-09 04:40:35,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:40:39,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:41:22,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:41:22,232 INFO L93 Difference]: Finished difference Result 2916 states and 4201 transitions. [2024-11-09 04:41:22,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:41:22,235 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 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 244 [2024-11-09 04:41:22,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:41:22,276 INFO L225 Difference]: With dead ends: 2916 [2024-11-09 04:41:22,276 INFO L226 Difference]: Without dead ends: 1857 [2024-11-09 04:41:22,288 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-09 04:41:22,291 INFO L432 NwaCegarLoop]: 500 mSDtfsCounter, 2701 mSDsluCounter, 1258 mSDsCounter, 0 mSdLazyCounter, 3455 mSolverCounterSat, 1018 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2844 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 4475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1018 IncrementalHoareTripleChecker+Valid, 3455 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:41:22,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2844 Valid, 1758 Invalid, 4475 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1018 Valid, 3455 Invalid, 2 Unknown, 0 Unchecked, 49.6s Time] [2024-11-09 04:41:22,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1857 states. [2024-11-09 04:41:22,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1857 to 1677. [2024-11-09 04:41:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1677 states, 1246 states have (on average 1.348314606741573) internal successors, (1680), 1286 states have internal predecessors, (1680), 315 states have call successors, (315), 116 states have call predecessors, (315), 115 states have return successors, (308), 303 states have call predecessors, (308), 308 states have call successors, (308) [2024-11-09 04:41:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2303 transitions. [2024-11-09 04:41:22,566 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2303 transitions. Word has length 244 [2024-11-09 04:41:22,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:41:22,568 INFO L471 AbstractCegarLoop]: Abstraction has 1677 states and 2303 transitions. [2024-11-09 04:41:22,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 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) [2024-11-09 04:41:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2303 transitions. [2024-11-09 04:41:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-09 04:41:22,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:41:22,594 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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] [2024-11-09 04:41:22,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:41:22,594 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:41:22,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:41:22,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1766887807, now seen corresponding path program 1 times [2024-11-09 04:41:22,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:41:22,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483282420] [2024-11-09 04:41:22,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:41:22,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:41:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:41:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 04:41:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-09 04:41:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 04:41:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 04:41:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-09 04:41:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 04:41:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-09 04:41:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:28,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:41:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-09 04:41:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-09 04:41:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-09 04:41:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-09 04:41:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-09 04:41:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-09 04:41:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-09 04:41:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-09 04:41:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-09 04:41:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:41:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:41:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2024-11-09 04:41:29,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:41:29,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483282420] [2024-11-09 04:41:29,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483282420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:41:29,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:41:29,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 04:41:29,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513972444] [2024-11-09 04:41:29,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:41:29,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:41:29,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:41:29,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:41:29,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:41:29,318 INFO L87 Difference]: Start difference. First operand 1677 states and 2303 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 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) [2024-11-09 04:41:33,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []