./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 3061b6dc 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-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 03:40:47,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 03:40:47,858 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 03:40:47,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 03:40:47,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 03:40:47,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 03:40:47,908 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 03:40:47,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 03:40:47,910 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 03:40:47,910 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 03:40:47,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 03:40:47,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 03:40:47,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 03:40:47,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 03:40:47,912 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 03:40:47,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 03:40:47,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 03:40:47,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 03:40:47,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 03:40:47,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 03:40:47,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 03:40:47,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 03:40:47,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 03:40:47,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 03:40:47,922 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 03:40:47,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 03:40:47,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 03:40:47,923 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 03:40:47,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 03:40:47,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:40:47,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 03:40:47,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 03:40:47,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 03:40:47,925 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 03:40:47,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 03:40:47,925 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 03:40:47,926 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 03:40:47,926 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 03:40:47,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 03:40:47,926 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f3d350bd080191df0ee186561630fc29ade38a40dcbac29157c72de91ff9d1d [2024-11-19 03:40:48,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 03:40:48,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 03:40:48,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 03:40:48,280 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 03:40:48,281 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 03:40:48,283 INFO L431 ainManager$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 [2024-11-19 03:40:49,908 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 03:40:50,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 03:40:50,486 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 [2024-11-19 03:40:50,543 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c798d9171/78c4c22b7e964d09930a8612ebbb9909/FLAGe38474748 [2024-11-19 03:40:50,566 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c798d9171/78c4c22b7e964d09930a8612ebbb9909 [2024-11-19 03:40:50,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 03:40:50,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 03:40:50,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 03:40:50,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 03:40:50,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 03:40:50,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:50" (1/1) ... [2024-11-19 03:40:50,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63828ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:50, skipping insertion in model container [2024-11-19 03:40:50,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:50" (1/1) ... [2024-11-19 03:40:50,711 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 03:40:52,459 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] [2024-11-19 03:40:52,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:40:52,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 03:40:52,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3394] [2024-11-19 03:40:52,719 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3396] [2024-11-19 03:40:52,720 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] [2024-11-19 03:40:52,721 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] [2024-11-19 03:40:52,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3604] [2024-11-19 03:40:52,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3607] [2024-11-19 03:40:52,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [3609] [2024-11-19 03:40:52,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3614] [2024-11-19 03:40:52,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3617] [2024-11-19 03:40:52,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3619] [2024-11-19 03:40:52,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3624] [2024-11-19 03:40:52,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3627] [2024-11-19 03:40:52,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [3629] [2024-11-19 03:40:52,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3634] [2024-11-19 03:40:52,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3637] [2024-11-19 03:40:52,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [3639] [2024-11-19 03:40:52,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [3657] [2024-11-19 03:40:52,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [3660] [2024-11-19 03:40:52,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [3662] [2024-11-19 03:40:52,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [3667] [2024-11-19 03:40:52,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [3670] [2024-11-19 03:40:52,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3672] [2024-11-19 03:40:52,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [3677] [2024-11-19 03:40:52,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [3680] [2024-11-19 03:40:52,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [3682] [2024-11-19 03:40:52,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [3687] [2024-11-19 03:40:52,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [3690] [2024-11-19 03:40:52,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [3692] [2024-11-19 03:40:52,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3760] [2024-11-19 03:40:52,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3767] [2024-11-19 03:40:52,862 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] [2024-11-19 03:40:52,921 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] [2024-11-19 03:40:52,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:40:53,023 INFO L204 MainTranslator]: Completed translation [2024-11-19 03:40:53,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53 WrapperNode [2024-11-19 03:40:53,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 03:40:53,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 03:40:53,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 03:40:53,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 03:40:53,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,268 INFO L138 Inliner]: procedures = 259, calls = 1063, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2936 [2024-11-19 03:40:53,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 03:40:53,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 03:40:53,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 03:40:53,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 03:40:53,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,305 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,680 INFO L175 MemorySlicer]: Split 550 memory accesses to 9 slices as follows [2, 13, 442, 13, 7, 7, 35, 19, 12]. 80 percent of accesses are in the largest equivalence class. The 35 initializations are split as follows [2, 0, 2, 13, 6, 6, 6, 0, 0]. The 298 writes are split as follows [0, 7, 249, 0, 0, 0, 29, 1, 12]. [2024-11-19 03:40:53,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 03:40:53,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 03:40:53,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 03:40:53,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 03:40:53,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2024-11-19 03:40:53,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:40:53,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 03:40:53,907 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) [2024-11-19 03:40:53,913 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 [2024-11-19 03:40:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2024-11-19 03:40:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2024-11-19 03:40:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 03:40:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 03:40:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 03:40:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 03:40:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 03:40:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 03:40:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2024-11-19 03:40:53,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2024-11-19 03:40:53,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 03:40:53,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 03:40:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-19 03:40:53,967 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-19 03:40:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 03:40:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 03:40:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-19 03:40:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-19 03:40:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2024-11-19 03:40:53,971 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2024-11-19 03:40:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-19 03:40:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-19 03:40:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2024-11-19 03:40:53,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2024-11-19 03:40:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-19 03:40:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-19 03:40:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-19 03:40:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-19 03:40:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-19 03:40:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-19 03:40:53,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-19 03:40:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-19 03:40:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-19 03:40:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-19 03:40:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-19 03:40:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-19 03:40:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-19 03:40:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-19 03:40:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-19 03:40:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-19 03:40:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-19 03:40:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-19 03:40:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-19 03:40:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-19 03:40:53,976 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 03:40:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 03:40:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-19 03:40:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-19 03:40:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2024-11-19 03:40:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2024-11-19 03:40:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-19 03:40:53,977 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-19 03:40:53,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 03:40:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-19 03:40:53,978 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-19 03:40:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2024-11-19 03:40:53,978 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2024-11-19 03:40:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 03:40:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 03:40:53,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 03:40:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 03:40:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 03:40:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 03:40:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 03:40:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 03:40:53,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 03:40:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2024-11-19 03:40:53,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2024-11-19 03:40:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2024-11-19 03:40:53,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2024-11-19 03:40:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2024-11-19 03:40:53,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2024-11-19 03:40:53,980 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2024-11-19 03:40:53,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2024-11-19 03:40:53,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-19 03:40:53,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-19 03:40:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-19 03:40:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-19 03:40:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-11-19 03:40:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-11-19 03:40:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 03:40:53,982 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2024-11-19 03:40:53,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 03:40:53,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 03:40:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 03:40:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 03:40:53,984 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 03:40:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 03:40:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2024-11-19 03:40:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2024-11-19 03:40:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2024-11-19 03:40:53,985 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2024-11-19 03:40:53,985 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-19 03:40:53,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-19 03:40:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2024-11-19 03:40:53,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2024-11-19 03:40:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-19 03:40:53,986 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-19 03:40:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-19 03:40:53,986 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-19 03:40:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 03:40:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 03:40:53,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-19 03:40:53,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 03:40:53,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 03:40:53,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 03:40:53,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 03:40:53,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 03:40:53,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 03:40:53,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 03:40:53,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 03:40:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 03:40:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 03:40:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 03:40:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 03:40:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 03:40:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 03:40:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 03:40:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 03:40:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 03:40:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2024-11-19 03:40:53,992 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2024-11-19 03:40:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 03:40:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 03:40:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 03:40:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 03:40:53,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 03:40:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 03:40:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 03:40:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 03:40:53,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-19 03:40:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 03:40:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 03:40:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 03:40:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 03:40:53,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 03:40:53,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 03:40:53,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 03:40:53,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 03:40:53,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-19 03:40:53,994 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2024-11-19 03:40:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2024-11-19 03:40:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-19 03:40:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-19 03:40:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2024-11-19 03:40:53,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2024-11-19 03:40:53,995 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 03:40:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 03:40:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2024-11-19 03:40:53,996 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2024-11-19 03:40:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 03:40:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 03:40:53,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 03:40:53,997 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2024-11-19 03:40:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2024-11-19 03:40:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-19 03:40:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-19 03:40:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-11-19 03:40:53,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-11-19 03:40:53,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-19 03:40:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-19 03:40:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2024-11-19 03:40:53,999 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2024-11-19 03:40:53,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 03:40:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-19 03:40:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-19 03:40:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 03:40:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2024-11-19 03:40:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2024-11-19 03:40:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-19 03:40:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-19 03:40:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2024-11-19 03:40:54,000 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2024-11-19 03:40:54,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 03:40:54,001 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2024-11-19 03:40:54,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2024-11-19 03:40:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-19 03:40:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-19 03:40:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2024-11-19 03:40:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2024-11-19 03:40:54,002 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-19 03:40:54,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-19 03:40:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2024-11-19 03:40:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2024-11-19 03:40:54,003 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-11-19 03:40:54,003 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-11-19 03:40:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-19 03:40:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-19 03:40:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-19 03:40:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-19 03:40:54,004 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2024-11-19 03:40:54,004 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2024-11-19 03:40:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2024-11-19 03:40:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2024-11-19 03:40:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2024-11-19 03:40:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2024-11-19 03:40:54,005 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2024-11-19 03:40:54,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2024-11-19 03:40:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2024-11-19 03:40:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2024-11-19 03:40:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-19 03:40:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-19 03:40:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-19 03:40:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-19 03:40:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 03:40:54,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 03:40:54,007 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-19 03:40:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-19 03:40:54,582 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 03:40:54,586 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 03:40:54,627 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 03:41:03,909 INFO L? ?]: Removed 1549 outVars from TransFormulas that were not future-live. [2024-11-19 03:41:03,909 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 03:41:03,957 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 03:41:03,959 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 03:41:03,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:03 BoogieIcfgContainer [2024-11-19 03:41:03,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 03:41:03,962 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 03:41:03,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 03:41:03,967 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 03:41:03,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 03:40:50" (1/3) ... [2024-11-19 03:41:03,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac63284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:41:03, skipping insertion in model container [2024-11-19 03:41:03,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (2/3) ... [2024-11-19 03:41:03,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac63284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:41:03, skipping insertion in model container [2024-11-19 03:41:03,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:03" (3/3) ... [2024-11-19 03:41:03,971 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2024-11-19 03:41:03,989 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 03:41:03,990 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 03:41:04,100 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 03:41:04,108 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;@436e11fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 03:41:04,108 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 03:41:04,119 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) [2024-11-19 03:41:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-19 03:41:04,143 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:41:04,144 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] [2024-11-19 03:41:04,145 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:41:04,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:41:04,152 INFO L85 PathProgramCache]: Analyzing trace with hash -630063503, now seen corresponding path program 1 times [2024-11-19 03:41:04,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:41:04,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838160954] [2024-11-19 03:41:04,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:41:04,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:41:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:41:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2024-11-19 03:41:10,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:41:10,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838160954] [2024-11-19 03:41:10,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838160954] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:41:10,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:41:10,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:41:10,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716187461] [2024-11-19 03:41:10,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:41:10,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:41:10,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:41:10,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:41:10,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:41:10,867 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 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-19 03:41:11,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:41:11,409 INFO L93 Difference]: Finished difference Result 2751 states and 3934 transitions. [2024-11-19 03:41:11,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:41:11,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 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 [2024-11-19 03:41:11,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:41:11,448 INFO L225 Difference]: With dead ends: 2751 [2024-11-19 03:41:11,448 INFO L226 Difference]: Without dead ends: 1692 [2024-11-19 03:41:11,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:41:11,460 INFO L432 NwaCegarLoop]: 1522 mSDtfsCounter, 949 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 2888 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-19 03:41:11,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [949 Valid, 2888 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-19 03:41:11,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2024-11-19 03:41:11,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1677. [2024-11-19 03:41:11,630 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) [2024-11-19 03:41:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2303 transitions. [2024-11-19 03:41:11,649 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2303 transitions. Word has length 244 [2024-11-19 03:41:11,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:41:11,653 INFO L471 AbstractCegarLoop]: Abstraction has 1677 states and 2303 transitions. [2024-11-19 03:41:11,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-19 03:41:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2303 transitions. [2024-11-19 03:41:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-19 03:41:11,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:41:11,661 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] [2024-11-19 03:41:11,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 03:41:11,663 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:41:11,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:41:11,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1167589492, now seen corresponding path program 1 times [2024-11-19 03:41:11,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:41:11,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442678511] [2024-11-19 03:41:11,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:41:11,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:41:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:41:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2024-11-19 03:41:17,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:41:17,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442678511] [2024-11-19 03:41:17,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442678511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:41:17,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:41:17,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:41:17,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205055175] [2024-11-19 03:41:17,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:41:17,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:41:17,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:41:17,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:41:17,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:41:17,159 INFO L87 Difference]: Start difference. First operand 1677 states and 2303 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-19 03:41:21,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 03:41:21,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:41:21,874 INFO L93 Difference]: Finished difference Result 4773 states and 6557 transitions. [2024-11-19 03:41:21,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:41:21,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (24), 2 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 249 [2024-11-19 03:41:21,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:41:21,899 INFO L225 Difference]: With dead ends: 4773 [2024-11-19 03:41:21,900 INFO L226 Difference]: Without dead ends: 3142 [2024-11-19 03:41:21,907 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:41:21,909 INFO L432 NwaCegarLoop]: 2034 mSDtfsCounter, 1342 mSDsluCounter, 1396 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 3430 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-19 03:41:21,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1342 Valid, 3430 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-19 03:41:21,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3142 states. [2024-11-19 03:41:22,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3142 to 3137. [2024-11-19 03:41:22,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3137 states, 2347 states have (on average 1.354069024286323) internal successors, (3178), 2416 states have internal predecessors, (3178), 568 states have call successors, (568), 222 states have call predecessors, (568), 221 states have return successors, (561), 552 states have call predecessors, (561), 561 states have call successors, (561) [2024-11-19 03:41:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 3137 states and 4307 transitions. [2024-11-19 03:41:22,054 INFO L78 Accepts]: Start accepts. Automaton has 3137 states and 4307 transitions. Word has length 249 [2024-11-19 03:41:22,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:41:22,056 INFO L471 AbstractCegarLoop]: Abstraction has 3137 states and 4307 transitions. [2024-11-19 03:41:22,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-19 03:41:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 4307 transitions. [2024-11-19 03:41:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-11-19 03:41:22,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:41:22,063 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, 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] [2024-11-19 03:41:22,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 03:41:22,063 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:41:22,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:41:22,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1241478143, now seen corresponding path program 1 times [2024-11-19 03:41:22,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:41:22,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441776224] [2024-11-19 03:41:22,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:41:22,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:41:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:41:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2024-11-19 03:41:28,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:41:28,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441776224] [2024-11-19 03:41:28,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441776224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:41:28,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:41:28,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:41:28,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384025366] [2024-11-19 03:41:28,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:41:28,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:41:28,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:41:28,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:41:28,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:41:28,072 INFO L87 Difference]: Start difference. First operand 3137 states and 4307 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-19 03:41:28,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:41:28,813 INFO L93 Difference]: Finished difference Result 7732 states and 10563 transitions. [2024-11-19 03:41:28,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:41:28,814 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 275 [2024-11-19 03:41:28,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:41:28,847 INFO L225 Difference]: With dead ends: 7732 [2024-11-19 03:41:28,847 INFO L226 Difference]: Without dead ends: 4651 [2024-11-19 03:41:28,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:41:28,864 INFO L432 NwaCegarLoop]: 1445 mSDtfsCounter, 949 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 2756 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-19 03:41:28,865 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [949 Valid, 2756 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-19 03:41:28,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4651 states. [2024-11-19 03:41:29,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4651 to 4611. [2024-11-19 03:41:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4611 states, 3424 states have (on average 1.348714953271028) internal successors, (4618), 3529 states have internal predecessors, (4618), 832 states have call successors, (832), 365 states have call predecessors, (832), 354 states have return successors, (833), 794 states have call predecessors, (833), 825 states have call successors, (833) [2024-11-19 03:41:29,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4611 states and 6283 transitions. [2024-11-19 03:41:29,060 INFO L78 Accepts]: Start accepts. Automaton has 4611 states and 6283 transitions. Word has length 275 [2024-11-19 03:41:29,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:41:29,063 INFO L471 AbstractCegarLoop]: Abstraction has 4611 states and 6283 transitions. [2024-11-19 03:41:29,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-19 03:41:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 4611 states and 6283 transitions. [2024-11-19 03:41:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-19 03:41:29,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:41:29,069 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, 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] [2024-11-19 03:41:29,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 03:41:29,070 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:41:29,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:41:29,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1843477611, now seen corresponding path program 1 times [2024-11-19 03:41:29,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:41:29,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445863204] [2024-11-19 03:41:29,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:41:29,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:41:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:41:35,169 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2024-11-19 03:41:35,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:41:35,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445863204] [2024-11-19 03:41:35,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445863204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:41:35,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:41:35,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 03:41:35,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366386170] [2024-11-19 03:41:35,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:41:35,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 03:41:35,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:41:35,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 03:41:35,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 03:41:35,175 INFO L87 Difference]: Start difference. First operand 4611 states and 6283 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-19 03:41:39,219 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 [] [2024-11-19 03:42:03,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:42:03,013 INFO L93 Difference]: Finished difference Result 13220 states and 18207 transitions. [2024-11-19 03:42:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 03:42:03,015 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 278 [2024-11-19 03:42:03,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:42:03,074 INFO L225 Difference]: With dead ends: 13220 [2024-11-19 03:42:03,074 INFO L226 Difference]: Without dead ends: 8668 [2024-11-19 03:42:03,100 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 03:42:03,101 INFO L432 NwaCegarLoop]: 719 mSDtfsCounter, 2506 mSDsluCounter, 919 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 556 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2645 SdHoareTripleChecker+Valid, 1638 SdHoareTripleChecker+Invalid, 2336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 556 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2024-11-19 03:42:03,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2645 Valid, 1638 Invalid, 2336 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [556 Valid, 1779 Invalid, 1 Unknown, 0 Unchecked, 27.3s Time] [2024-11-19 03:42:03,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8668 states. [2024-11-19 03:42:03,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8668 to 8573. [2024-11-19 03:42:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8573 states, 6458 states have (on average 1.3575410343759677) internal successors, (8767), 6658 states have internal predecessors, (8767), 1480 states have call successors, (1480), 673 states have call predecessors, (1480), 634 states have return successors, (1540), 1367 states have call predecessors, (1540), 1468 states have call successors, (1540) [2024-11-19 03:42:03,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8573 states to 8573 states and 11787 transitions. [2024-11-19 03:42:03,516 INFO L78 Accepts]: Start accepts. Automaton has 8573 states and 11787 transitions. Word has length 278 [2024-11-19 03:42:03,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:42:03,517 INFO L471 AbstractCegarLoop]: Abstraction has 8573 states and 11787 transitions. [2024-11-19 03:42:03,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 4 states have call successors, (28), 4 states have call predecessors, (28), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-19 03:42:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 8573 states and 11787 transitions. [2024-11-19 03:42:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-19 03:42:03,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:42:03,522 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, 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] [2024-11-19 03:42:03,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 03:42:03,522 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:42:03,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:42:03,523 INFO L85 PathProgramCache]: Analyzing trace with hash 788585663, now seen corresponding path program 1 times [2024-11-19 03:42:03,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:42:03,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707941146] [2024-11-19 03:42:03,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:42:03,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms