/root/.sdkman/candidates/java/11.0.12-open/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-tmp.fs.smtinterpol-bv-eval-3dddfdf-m [2024-11-15 13:57:19,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 13:57:19,836 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-15 13:57:19,843 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 13:57:19,843 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 13:57:19,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 13:57:19,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 13:57:19,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 13:57:19,867 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-15 13:57:19,869 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-15 13:57:19,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 13:57:19,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 13:57:19,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 13:57:19,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 13:57:19,870 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 13:57:19,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 13:57:19,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 13:57:19,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 13:57:19,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 13:57:19,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 13:57:19,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 13:57:19,872 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-15 13:57:19,872 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-15 13:57:19,873 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-15 13:57:19,873 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-15 13:57:19,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 13:57:19,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 13:57:19,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 13:57:19,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 13:57:19,873 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-15 13:57:19,874 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 13:57:19,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 13:57:19,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 13:57:19,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 13:57:19,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 13:57:19,874 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-15 13:57:19,874 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-15 13:57:19,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 13:57:19,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-15 13:57:19,875 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-15 13:57:19,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-15 13:57:19,875 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-15 13:57:20,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 13:57:20,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 13:57:20,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 13:57:20,090 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 13:57:20,090 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 13:57:20,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-15 13:57:21,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 13:57:21,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 13:57:21,596 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-15 13:57:21,625 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc3f7f6a/7ef8b0f5c18e4149939965ccb2533c61/FLAG7bc482799 [2024-11-15 13:57:21,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc3f7f6a/7ef8b0f5c18e4149939965ccb2533c61 [2024-11-15 13:57:21,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 13:57:21,827 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 13:57:21,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 13:57:21,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 13:57:21,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 13:57:21,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:57:21" (1/1) ... [2024-11-15 13:57:21,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3354f32f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:21, skipping insertion in model container [2024-11-15 13:57:21,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:57:21" (1/1) ... [2024-11-15 13:57:21,957 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 13:57:22,429 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,537 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,556 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,587 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,593 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,598 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,598 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,607 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,611 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,625 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,628 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,638 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,656 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,672 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,673 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,677 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,678 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,679 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,679 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,684 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,684 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,691 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,692 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,692 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,693 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,693 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,693 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,694 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,695 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,700 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,725 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,726 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,731 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,759 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i[133672,133685] [2024-11-15 13:57:22,791 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-15 13:57:22,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 13:57:22,812 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 13:57:22,878 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"); [3073] [2024-11-15 13:57:22,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3087-3088] [2024-11-15 13:57:22,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3102] [2024-11-15 13:57:22,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3105] [2024-11-15 13:57:22,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3108] [2024-11-15 13:57:22,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3111] [2024-11-15 13:57:22,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3173] [2024-11-15 13:57:22,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3176] [2024-11-15 13:57:22,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3179] [2024-11-15 13:57:22,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3182] [2024-11-15 13:57:23,026 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i[133672,133685] [2024-11-15 13:57:23,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 13:57:23,113 INFO L204 MainTranslator]: Completed translation [2024-11-15 13:57:23,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23 WrapperNode [2024-11-15 13:57:23,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 13:57:23,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 13:57:23,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 13:57:23,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 13:57:23,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,291 INFO L138 Inliner]: procedures = 205, calls = 833, calls flagged for inlining = 89, calls inlined = 75, statements flattened = 2224 [2024-11-15 13:57:23,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 13:57:23,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 13:57:23,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 13:57:23,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 13:57:23,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,323 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,448 INFO L175 MemorySlicer]: Split 435 memory accesses to 14 slices as follows [2, 8, 7, 5, 2, 7, 7, 113, 35, 9, 1, 3, 234, 2]. 54 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [2, 0, 7, 0, 0, 7, 7, 0, 7, 9, 0, 0, 0, 0]. The 171 writes are split as follows [0, 1, 0, 5, 0, 0, 0, 103, 28, 0, 0, 0, 34, 0]. [2024-11-15 13:57:23,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 13:57:23,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 13:57:23,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 13:57:23,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 13:57:23,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (1/1) ... [2024-11-15 13:57:23,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-15 13:57:23,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:57:23,660 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) [2024-11-15 13:57:23,663 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 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-15 13:57:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-15 13:57:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure input_event_size [2024-11-15 13:57:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event_size [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-15 13:57:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-15 13:57:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-15 13:57:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-15 13:57:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-15 13:57:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-15 13:57:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-15 13:57:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-15 13:57:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-15 13:57:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure input_alloc_absinfo [2024-11-15 13:57:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure input_alloc_absinfo [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-15 13:57:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ioctl_handler [2024-11-15 13:57:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ioctl_handler [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-15 13:57:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-15 13:57:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-15 13:57:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-15 13:57:23,702 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-11-15 13:57:23,702 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-15 13:57:23,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-15 13:57:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-15 13:57:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-15 13:57:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure is_compat_task [2024-11-15 13:57:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure is_compat_task [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-15 13:57:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-15 13:57:23,707 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-15 13:57:23,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-15 13:57:23,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-15 13:57:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-15 13:57:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-15 13:57:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-15 13:57:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-15 13:57:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-15 13:57:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-15 13:57:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-15 13:57:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-15 13:57:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-15 13:57:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_done [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_done [2024-11-15 13:57:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-15 13:57:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-15 13:57:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_flat [2024-11-15 13:57:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_flat [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-15 13:57:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-15 13:57:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-15 13:57:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-15 13:57:23,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-15 13:57:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_find [2024-11-15 13:57:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_find [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-15 13:57:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_allocate_device [2024-11-15 13:57:23,715 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_allocate_device [2024-11-15 13:57:23,715 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-15 13:57:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-15 13:57:23,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-15 13:57:23,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-15 13:57:23,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#11 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#12 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#13 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#11 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#12 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#13 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-15 13:57:23,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#11 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#12 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#13 [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ff_upload_from_user [2024-11-15 13:57:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ff_upload_from_user [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_destroy_device [2024-11-15 13:57:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_destroy_device [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-11-15 13:57:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-15 13:57:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-15 13:57:23,719 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-15 13:57:23,719 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-15 13:57:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-15 13:57:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-15 13:57:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-15 13:57:23,720 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-15 13:57:23,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#11 [2024-11-15 13:57:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#12 [2024-11-15 13:57:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#13 [2024-11-15 13:57:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-15 13:57:23,721 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-15 13:57:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 13:57:23,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 13:57:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-15 13:57:23,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-15 13:57:24,220 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 13:57:24,223 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 13:57:55,213 INFO L? ?]: Removed 1187 outVars from TransFormulas that were not future-live. [2024-11-15 13:57:55,213 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 13:57:55,243 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 13:57:55,243 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-15 13:57:55,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:57:55 BoogieIcfgContainer [2024-11-15 13:57:55,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 13:57:55,249 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 13:57:55,249 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 13:57:55,252 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 13:57:55,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 01:57:21" (1/3) ... [2024-11-15 13:57:55,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464b92a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 01:57:55, skipping insertion in model container [2024-11-15 13:57:55,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:57:23" (2/3) ... [2024-11-15 13:57:55,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464b92a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 01:57:55, skipping insertion in model container [2024-11-15 13:57:55,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:57:55" (3/3) ... [2024-11-15 13:57:55,255 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-15 13:57:55,269 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 13:57:55,270 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-15 13:57:55,368 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-15 13:57:55,374 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;@1306c4f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 13:57:55,374 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 13:57:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand has 693 states, 505 states have (on average 1.3485148514851486) internal successors, (681), 519 states have internal predecessors, (681), 142 states have call successors, (142), 44 states have call predecessors, (142), 44 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) [2024-11-15 13:57:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-15 13:57:55,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:57:55,390 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:57:55,390 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:57:55,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:57:55,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1543314865, now seen corresponding path program 1 times [2024-11-15 13:57:55,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:57:55,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427288820] [2024-11-15 13:57:55,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:57:55,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:57:55,684 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:57:55,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1184146776] [2024-11-15 13:57:55,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:57:55,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:57:55,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:57:55,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:57:55,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-15 13:57:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:57:56,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 13:57:56,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:57:56,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 13:57:56,695 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:57:56,695 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:57:56,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427288820] [2024-11-15 13:57:56,696 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:57:56,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184146776] [2024-11-15 13:57:56,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184146776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:57:56,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:57:56,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 13:57:56,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73021337] [2024-11-15 13:57:56,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:57:56,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 13:57:56,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:57:56,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 13:57:56,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:57:56,718 INFO L87 Difference]: Start difference. First operand has 693 states, 505 states have (on average 1.3485148514851486) internal successors, (681), 519 states have internal predecessors, (681), 142 states have call successors, (142), 44 states have call predecessors, (142), 44 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-15 13:58:00,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 13:58:00,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:00,864 INFO L93 Difference]: Finished difference Result 1375 states and 1933 transitions. [2024-11-15 13:58:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 13:58:00,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2024-11-15 13:58:00,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:00,882 INFO L225 Difference]: With dead ends: 1375 [2024-11-15 13:58:00,882 INFO L226 Difference]: Without dead ends: 686 [2024-11-15 13:58:00,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:00,890 INFO L432 NwaCegarLoop]: 954 mSDtfsCounter, 944 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 944 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:00,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [944 Valid, 954 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2024-11-15 13:58:00,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-15 13:58:00,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2024-11-15 13:58:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 501 states have (on average 1.343313373253493) internal successors, (673), 512 states have internal predecessors, (673), 141 states have call successors, (141), 44 states have call predecessors, (141), 43 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-15 13:58:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 951 transitions. [2024-11-15 13:58:00,987 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 951 transitions. Word has length 14 [2024-11-15 13:58:00,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:00,988 INFO L471 AbstractCegarLoop]: Abstraction has 686 states and 951 transitions. [2024-11-15 13:58:00,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-15 13:58:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 951 transitions. [2024-11-15 13:58:00,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-15 13:58:00,989 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:00,989 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:01,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-15 13:58:01,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-15 13:58:01,191 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:01,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:01,191 INFO L85 PathProgramCache]: Analyzing trace with hash 597130825, now seen corresponding path program 1 times [2024-11-15 13:58:01,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:01,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830110291] [2024-11-15 13:58:01,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:01,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:01,342 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:01,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1011230169] [2024-11-15 13:58:01,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:01,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:01,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:01,345 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:01,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-15 13:58:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:01,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 13:58:01,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:02,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 13:58:02,331 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:02,331 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:02,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830110291] [2024-11-15 13:58:02,331 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:02,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011230169] [2024-11-15 13:58:02,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011230169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:02,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:02,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 13:58:02,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566933245] [2024-11-15 13:58:02,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:02,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 13:58:02,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:02,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 13:58:02,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:02,334 INFO L87 Difference]: Start difference. First operand 686 states and 951 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-15 13:58:06,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 13:58:06,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:06,415 INFO L93 Difference]: Finished difference Result 688 states and 952 transitions. [2024-11-15 13:58:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 13:58:06,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-11-15 13:58:06,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:06,419 INFO L225 Difference]: With dead ends: 688 [2024-11-15 13:58:06,422 INFO L226 Difference]: Without dead ends: 685 [2024-11-15 13:58:06,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:06,423 INFO L432 NwaCegarLoop]: 948 mSDtfsCounter, 937 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:06,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [937 Valid, 948 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2024-11-15 13:58:06,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2024-11-15 13:58:06,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 685. [2024-11-15 13:58:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 501 states have (on average 1.341317365269461) internal successors, (672), 511 states have internal predecessors, (672), 140 states have call successors, (140), 44 states have call predecessors, (140), 43 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-15 13:58:06,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 949 transitions. [2024-11-15 13:58:06,463 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 949 transitions. Word has length 15 [2024-11-15 13:58:06,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:06,463 INFO L471 AbstractCegarLoop]: Abstraction has 685 states and 949 transitions. [2024-11-15 13:58:06,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-15 13:58:06,464 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 949 transitions. [2024-11-15 13:58:06,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-15 13:58:06,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:06,464 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:06,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 13:58:06,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-15 13:58:06,666 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:06,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:06,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1330201524, now seen corresponding path program 1 times [2024-11-15 13:58:06,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:06,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063013965] [2024-11-15 13:58:06,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:06,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:06,796 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:06,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1952777865] [2024-11-15 13:58:06,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:06,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:06,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:06,799 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:06,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-15 13:58:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:07,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 13:58:07,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 13:58:07,686 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:07,686 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:07,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063013965] [2024-11-15 13:58:07,687 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:07,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952777865] [2024-11-15 13:58:07,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952777865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:07,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:07,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 13:58:07,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670907285] [2024-11-15 13:58:07,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:07,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 13:58:07,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:07,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 13:58:07,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:07,688 INFO L87 Difference]: Start difference. First operand 685 states and 949 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-15 13:58:11,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 13:58:11,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:11,908 INFO L93 Difference]: Finished difference Result 1986 states and 2774 transitions. [2024-11-15 13:58:11,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 13:58:11,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2024-11-15 13:58:11,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:11,934 INFO L225 Difference]: With dead ends: 1986 [2024-11-15 13:58:11,935 INFO L226 Difference]: Without dead ends: 1301 [2024-11-15 13:58:11,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:11,938 INFO L432 NwaCegarLoop]: 1571 mSDtfsCounter, 930 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 930 SdHoareTripleChecker+Valid, 2441 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:11,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [930 Valid, 2441 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-15 13:58:11,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1301 states. [2024-11-15 13:58:11,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1301 to 1298. [2024-11-15 13:58:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1298 states, 953 states have (on average 1.34102833158447) internal successors, (1278), 971 states have internal predecessors, (1278), 264 states have call successors, (264), 82 states have call predecessors, (264), 80 states have return successors, (268), 254 states have call predecessors, (268), 258 states have call successors, (268) [2024-11-15 13:58:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1298 states and 1810 transitions. [2024-11-15 13:58:11,995 INFO L78 Accepts]: Start accepts. Automaton has 1298 states and 1810 transitions. Word has length 16 [2024-11-15 13:58:11,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:11,995 INFO L471 AbstractCegarLoop]: Abstraction has 1298 states and 1810 transitions. [2024-11-15 13:58:11,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-15 13:58:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1810 transitions. [2024-11-15 13:58:11,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-15 13:58:11,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:11,999 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:12,017 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 13:58:12,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:12,200 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:12,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:12,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1579269503, now seen corresponding path program 1 times [2024-11-15 13:58:12,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:12,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114185446] [2024-11-15 13:58:12,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:12,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:12,293 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:12,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1253523008] [2024-11-15 13:58:12,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:12,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:12,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:12,298 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:12,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-15 13:58:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:12,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-15 13:58:12,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 13:58:13,231 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:13,231 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:13,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114185446] [2024-11-15 13:58:13,232 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:13,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253523008] [2024-11-15 13:58:13,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253523008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:13,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:13,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 13:58:13,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490777454] [2024-11-15 13:58:13,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:13,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 13:58:13,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:13,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 13:58:13,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:13,233 INFO L87 Difference]: Start difference. First operand 1298 states and 1810 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-15 13:58:13,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:13,635 INFO L93 Difference]: Finished difference Result 2667 states and 3736 transitions. [2024-11-15 13:58:13,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 13:58:13,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 44 [2024-11-15 13:58:13,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:13,641 INFO L225 Difference]: With dead ends: 2667 [2024-11-15 13:58:13,641 INFO L226 Difference]: Without dead ends: 1377 [2024-11-15 13:58:13,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:13,645 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 55 mSDsluCounter, 912 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:13,646 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 1863 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-15 13:58:13,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1377 states. [2024-11-15 13:58:13,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1377 to 1368. [2024-11-15 13:58:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1368 states, 1013 states have (on average 1.3435340572556762) internal successors, (1361), 1031 states have internal predecessors, (1361), 274 states have call successors, (274), 82 states have call predecessors, (274), 80 states have return successors, (282), 264 states have call predecessors, (282), 268 states have call successors, (282) [2024-11-15 13:58:13,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1368 states and 1917 transitions. [2024-11-15 13:58:13,699 INFO L78 Accepts]: Start accepts. Automaton has 1368 states and 1917 transitions. Word has length 44 [2024-11-15 13:58:13,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:13,700 INFO L471 AbstractCegarLoop]: Abstraction has 1368 states and 1917 transitions. [2024-11-15 13:58:13,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-15 13:58:13,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1917 transitions. [2024-11-15 13:58:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-15 13:58:13,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:13,702 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:13,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 13:58:13,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:13,903 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:13,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:13,903 INFO L85 PathProgramCache]: Analyzing trace with hash -698243915, now seen corresponding path program 1 times [2024-11-15 13:58:13,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:13,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733691226] [2024-11-15 13:58:13,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:13,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:14,008 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:14,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [665614970] [2024-11-15 13:58:14,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:14,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:14,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:14,014 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:14,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-15 13:58:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:14,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 13:58:14,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 13:58:15,165 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:15,165 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:15,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733691226] [2024-11-15 13:58:15,165 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:15,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665614970] [2024-11-15 13:58:15,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [665614970] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:15,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:15,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 13:58:15,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851901502] [2024-11-15 13:58:15,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:15,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 13:58:15,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:15,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 13:58:15,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:15,167 INFO L87 Difference]: Start difference. First operand 1368 states and 1917 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-15 13:58:19,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-15 13:58:19,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:19,400 INFO L93 Difference]: Finished difference Result 2730 states and 3826 transitions. [2024-11-15 13:58:19,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 13:58:19,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2024-11-15 13:58:19,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:19,407 INFO L225 Difference]: With dead ends: 2730 [2024-11-15 13:58:19,407 INFO L226 Difference]: Without dead ends: 1370 [2024-11-15 13:58:19,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 13:58:19,414 INFO L432 NwaCegarLoop]: 1134 mSDtfsCounter, 853 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 2059 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:19,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 2059 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-15 13:58:19,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2024-11-15 13:58:19,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1361. [2024-11-15 13:58:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1361 states, 1010 states have (on average 1.3425742574257427) internal successors, (1356), 1026 states have internal predecessors, (1356), 270 states have call successors, (270), 82 states have call predecessors, (270), 80 states have return successors, (266), 262 states have call predecessors, (266), 259 states have call successors, (266) [2024-11-15 13:58:19,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1361 states and 1892 transitions. [2024-11-15 13:58:19,474 INFO L78 Accepts]: Start accepts. Automaton has 1361 states and 1892 transitions. Word has length 53 [2024-11-15 13:58:19,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:19,475 INFO L471 AbstractCegarLoop]: Abstraction has 1361 states and 1892 transitions. [2024-11-15 13:58:19,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-15 13:58:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1892 transitions. [2024-11-15 13:58:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-15 13:58:19,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:19,477 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:19,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-15 13:58:19,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:19,681 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:19,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:19,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1542715786, now seen corresponding path program 1 times [2024-11-15 13:58:19,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:19,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225330987] [2024-11-15 13:58:19,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:19,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:19,769 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:19,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [421790140] [2024-11-15 13:58:19,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:19,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:19,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:19,776 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:19,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-15 13:58:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:20,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 13:58:20,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 13:58:20,863 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:20,863 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:20,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225330987] [2024-11-15 13:58:20,863 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:20,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421790140] [2024-11-15 13:58:20,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421790140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:20,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:20,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 13:58:20,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182286594] [2024-11-15 13:58:20,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:20,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 13:58:20,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:20,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 13:58:20,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:20,864 INFO L87 Difference]: Start difference. First operand 1361 states and 1892 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-15 13:58:21,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:21,867 INFO L93 Difference]: Finished difference Result 1476 states and 2022 transitions. [2024-11-15 13:58:21,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 13:58:21,867 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2024-11-15 13:58:21,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:21,873 INFO L225 Difference]: With dead ends: 1476 [2024-11-15 13:58:21,873 INFO L226 Difference]: Without dead ends: 1128 [2024-11-15 13:58:21,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:21,876 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 0 mSDsluCounter, 3762 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4714 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:21,876 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4714 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-15 13:58:21,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2024-11-15 13:58:21,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 1128. [2024-11-15 13:58:21,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1128 states, 837 states have (on average 1.3178016726403823) internal successors, (1103), 849 states have internal predecessors, (1103), 218 states have call successors, (218), 74 states have call predecessors, (218), 72 states have return successors, (215), 213 states have call predecessors, (215), 208 states have call successors, (215) [2024-11-15 13:58:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 1536 transitions. [2024-11-15 13:58:21,918 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 1536 transitions. Word has length 53 [2024-11-15 13:58:21,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:21,919 INFO L471 AbstractCegarLoop]: Abstraction has 1128 states and 1536 transitions. [2024-11-15 13:58:21,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-15 13:58:21,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1536 transitions. [2024-11-15 13:58:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-15 13:58:21,921 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:21,921 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:21,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-15 13:58:22,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:22,122 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:22,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:22,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1956565683, now seen corresponding path program 1 times [2024-11-15 13:58:22,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:22,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714632563] [2024-11-15 13:58:22,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:22,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:22,227 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:22,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [702397707] [2024-11-15 13:58:22,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:22,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:22,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:22,230 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:22,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-15 13:58:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:22,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 13:58:22,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:23,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 13:58:23,302 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:23,302 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:23,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714632563] [2024-11-15 13:58:23,302 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:23,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702397707] [2024-11-15 13:58:23,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702397707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:23,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:23,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 13:58:23,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481286678] [2024-11-15 13:58:23,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:23,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 13:58:23,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:23,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 13:58:23,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:23,304 INFO L87 Difference]: Start difference. First operand 1128 states and 1536 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-15 13:58:24,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:24,244 INFO L93 Difference]: Finished difference Result 1358 states and 1840 transitions. [2024-11-15 13:58:24,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 13:58:24,245 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 58 [2024-11-15 13:58:24,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:24,250 INFO L225 Difference]: With dead ends: 1358 [2024-11-15 13:58:24,250 INFO L226 Difference]: Without dead ends: 1123 [2024-11-15 13:58:24,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:24,251 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 134 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 4554 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:24,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 4554 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-15 13:58:24,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2024-11-15 13:58:24,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1118. [2024-11-15 13:58:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1118 states, 828 states have (on average 1.320048309178744) internal successors, (1093), 843 states have internal predecessors, (1093), 218 states have call successors, (218), 74 states have call predecessors, (218), 71 states have return successors, (211), 209 states have call predecessors, (211), 208 states have call successors, (211) [2024-11-15 13:58:24,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1522 transitions. [2024-11-15 13:58:24,294 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1522 transitions. Word has length 58 [2024-11-15 13:58:24,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:24,294 INFO L471 AbstractCegarLoop]: Abstraction has 1118 states and 1522 transitions. [2024-11-15 13:58:24,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-15 13:58:24,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1522 transitions. [2024-11-15 13:58:24,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-15 13:58:24,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:24,296 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:24,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-15 13:58:24,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:24,497 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:24,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:24,497 INFO L85 PathProgramCache]: Analyzing trace with hash 574457172, now seen corresponding path program 1 times [2024-11-15 13:58:24,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:24,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527234093] [2024-11-15 13:58:24,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:24,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:24,578 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:24,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2052063766] [2024-11-15 13:58:24,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:24,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:24,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:24,580 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:24,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 13:58:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:25,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-15 13:58:25,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-15 13:58:25,351 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:25,352 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:25,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527234093] [2024-11-15 13:58:25,352 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:25,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052063766] [2024-11-15 13:58:25,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2052063766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:25,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:25,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 13:58:25,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507644756] [2024-11-15 13:58:25,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:25,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 13:58:25,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:25,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 13:58:25,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 13:58:25,353 INFO L87 Difference]: Start difference. First operand 1118 states and 1522 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-15 13:58:25,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:25,560 INFO L93 Difference]: Finished difference Result 2234 states and 3044 transitions. [2024-11-15 13:58:25,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 13:58:25,560 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 73 [2024-11-15 13:58:25,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:25,567 INFO L225 Difference]: With dead ends: 2234 [2024-11-15 13:58:25,567 INFO L226 Difference]: Without dead ends: 1121 [2024-11-15 13:58:25,570 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-15 13:58:25,570 INFO L432 NwaCegarLoop]: 946 mSDtfsCounter, 0 mSDsluCounter, 1887 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2833 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:25,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2833 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-15 13:58:25,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2024-11-15 13:58:25,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1121. [2024-11-15 13:58:25,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1121 states, 830 states have (on average 1.3180722891566266) internal successors, (1094), 845 states have internal predecessors, (1094), 219 states have call successors, (219), 74 states have call predecessors, (219), 71 states have return successors, (212), 210 states have call predecessors, (212), 209 states have call successors, (212) [2024-11-15 13:58:25,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 1525 transitions. [2024-11-15 13:58:25,608 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 1525 transitions. Word has length 73 [2024-11-15 13:58:25,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:25,609 INFO L471 AbstractCegarLoop]: Abstraction has 1121 states and 1525 transitions. [2024-11-15 13:58:25,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-15 13:58:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1525 transitions. [2024-11-15 13:58:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-15 13:58:25,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:25,611 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:25,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-15 13:58:25,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-15 13:58:25,812 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:25,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:25,813 INFO L85 PathProgramCache]: Analyzing trace with hash 755337340, now seen corresponding path program 1 times [2024-11-15 13:58:25,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:25,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060489263] [2024-11-15 13:58:25,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:25,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:25,914 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:25,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2145536348] [2024-11-15 13:58:25,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:25,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:25,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:25,917 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:25,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-15 13:58:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:26,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-15 13:58:26,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:27,062 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-15 13:58:27,063 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:27,063 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:27,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060489263] [2024-11-15 13:58:27,063 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:27,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145536348] [2024-11-15 13:58:27,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145536348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:27,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:27,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 13:58:27,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566352820] [2024-11-15 13:58:27,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:27,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 13:58:27,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:27,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 13:58:27,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:27,064 INFO L87 Difference]: Start difference. First operand 1121 states and 1525 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2024-11-15 13:58:27,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:27,645 INFO L93 Difference]: Finished difference Result 1170 states and 1590 transitions. [2024-11-15 13:58:27,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 13:58:27,645 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) Word has length 87 [2024-11-15 13:58:27,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:27,650 INFO L225 Difference]: With dead ends: 1170 [2024-11-15 13:58:27,650 INFO L226 Difference]: Without dead ends: 1098 [2024-11-15 13:58:27,651 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:27,653 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 0 mSDsluCounter, 3784 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4736 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:27,653 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4736 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-15 13:58:27,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2024-11-15 13:58:27,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1098. [2024-11-15 13:58:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 810 states have (on average 1.3160493827160493) internal successors, (1066), 824 states have internal predecessors, (1066), 216 states have call successors, (216), 74 states have call predecessors, (216), 71 states have return successors, (210), 208 states have call predecessors, (210), 207 states have call successors, (210) [2024-11-15 13:58:27,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1492 transitions. [2024-11-15 13:58:27,689 INFO L78 Accepts]: Start accepts. Automaton has 1098 states and 1492 transitions. Word has length 87 [2024-11-15 13:58:27,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:27,689 INFO L471 AbstractCegarLoop]: Abstraction has 1098 states and 1492 transitions. [2024-11-15 13:58:27,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2024-11-15 13:58:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1492 transitions. [2024-11-15 13:58:27,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-15 13:58:27,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:27,691 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:27,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-15 13:58:27,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:27,892 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:27,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:27,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1001458189, now seen corresponding path program 1 times [2024-11-15 13:58:27,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:27,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996594758] [2024-11-15 13:58:27,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:27,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:27,989 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:27,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1398296629] [2024-11-15 13:58:27,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:27,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:27,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:27,995 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:27,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-15 13:58:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:28,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 13:58:28,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-15 13:58:29,142 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:29,142 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:29,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996594758] [2024-11-15 13:58:29,142 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:29,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398296629] [2024-11-15 13:58:29,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398296629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:29,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:29,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 13:58:29,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217335080] [2024-11-15 13:58:29,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:29,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 13:58:29,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:29,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 13:58:29,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:29,143 INFO L87 Difference]: Start difference. First operand 1098 states and 1492 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2024-11-15 13:58:29,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:29,640 INFO L93 Difference]: Finished difference Result 1167 states and 1574 transitions. [2024-11-15 13:58:29,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 13:58:29,641 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) Word has length 89 [2024-11-15 13:58:29,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:29,645 INFO L225 Difference]: With dead ends: 1167 [2024-11-15 13:58:29,645 INFO L226 Difference]: Without dead ends: 952 [2024-11-15 13:58:29,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:29,646 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 0 mSDsluCounter, 3782 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4732 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:29,646 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4732 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-15 13:58:29,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2024-11-15 13:58:29,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 952. [2024-11-15 13:58:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 707 states have (on average 1.3239038189533239) internal successors, (936), 720 states have internal predecessors, (936), 182 states have call successors, (182), 64 states have call predecessors, (182), 62 states have return successors, (178), 176 states have call predecessors, (178), 175 states have call successors, (178) [2024-11-15 13:58:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1296 transitions. [2024-11-15 13:58:29,699 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1296 transitions. Word has length 89 [2024-11-15 13:58:29,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:29,700 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1296 transitions. [2024-11-15 13:58:29,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 1 states have call successors, (10) [2024-11-15 13:58:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1296 transitions. [2024-11-15 13:58:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-15 13:58:29,704 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:29,704 INFO L215 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:29,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-15 13:58:29,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-15 13:58:29,905 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:29,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:29,906 INFO L85 PathProgramCache]: Analyzing trace with hash -185141415, now seen corresponding path program 1 times [2024-11-15 13:58:29,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:29,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122114261] [2024-11-15 13:58:29,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:29,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:29,993 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:29,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1777719507] [2024-11-15 13:58:29,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:29,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:29,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:29,995 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:29,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-15 13:58:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:30,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-15 13:58:30,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-15 13:58:31,238 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:31,238 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:31,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122114261] [2024-11-15 13:58:31,238 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:31,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777719507] [2024-11-15 13:58:31,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777719507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:31,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:31,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 13:58:31,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239226753] [2024-11-15 13:58:31,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:31,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 13:58:31,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:31,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 13:58:31,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:31,239 INFO L87 Difference]: Start difference. First operand 952 states and 1296 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-15 13:58:31,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:31,694 INFO L93 Difference]: Finished difference Result 1180 states and 1597 transitions. [2024-11-15 13:58:31,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 13:58:31,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 98 [2024-11-15 13:58:31,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:31,699 INFO L225 Difference]: With dead ends: 1180 [2024-11-15 13:58:31,699 INFO L226 Difference]: Without dead ends: 952 [2024-11-15 13:58:31,700 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 13:58:31,701 INFO L432 NwaCegarLoop]: 943 mSDtfsCounter, 0 mSDsluCounter, 3762 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4705 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:31,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4705 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-15 13:58:31,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2024-11-15 13:58:31,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 952. [2024-11-15 13:58:31,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 707 states have (on average 1.3224893917963225) internal successors, (935), 720 states have internal predecessors, (935), 182 states have call successors, (182), 64 states have call predecessors, (182), 62 states have return successors, (178), 176 states have call predecessors, (178), 175 states have call successors, (178) [2024-11-15 13:58:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1295 transitions. [2024-11-15 13:58:31,732 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1295 transitions. Word has length 98 [2024-11-15 13:58:31,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:31,732 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1295 transitions. [2024-11-15 13:58:31,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-15 13:58:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1295 transitions. [2024-11-15 13:58:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-15 13:58:31,735 INFO L207 NwaCegarLoop]: Found error trace [2024-11-15 13:58:31,735 INFO L215 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:31,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-15 13:58:31,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-15 13:58:31,935 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 13:58:31,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 13:58:31,936 INFO L85 PathProgramCache]: Analyzing trace with hash 116930789, now seen corresponding path program 1 times [2024-11-15 13:58:31,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-15 13:58:31,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753973719] [2024-11-15 13:58:31,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:31,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 13:58:32,051 ERROR L246 FreeRefinementEngine]: Caught known exception: Const is only supported for infinite index sort [2024-11-15 13:58:32,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1634110844] [2024-11-15 13:58:32,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 13:58:32,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 13:58:32,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-15 13:58:32,053 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 13:58:32,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-15 13:58:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 13:58:32,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-15 13:58:32,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 13:58:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-15 13:58:33,744 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 13:58:33,744 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-15 13:58:33,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753973719] [2024-11-15 13:58:33,744 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 13:58:33,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634110844] [2024-11-15 13:58:33,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634110844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 13:58:33,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 13:58:33,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-15 13:58:33,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502395350] [2024-11-15 13:58:33,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 13:58:33,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-15 13:58:33,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-15 13:58:33,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-15 13:58:33,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-15 13:58:33,745 INFO L87 Difference]: Start difference. First operand 952 states and 1295 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-15 13:58:34,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-15 13:58:34,631 INFO L93 Difference]: Finished difference Result 1766 states and 2400 transitions. [2024-11-15 13:58:34,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 13:58:34,632 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 98 [2024-11-15 13:58:34,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-15 13:58:34,633 INFO L225 Difference]: With dead ends: 1766 [2024-11-15 13:58:34,633 INFO L226 Difference]: Without dead ends: 0 [2024-11-15 13:58:34,636 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-15 13:58:34,637 INFO L432 NwaCegarLoop]: 924 mSDtfsCounter, 16 mSDsluCounter, 5499 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 6423 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-15 13:58:34,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 6423 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-15 13:58:34,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-15 13:58:34,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-15 13:58:34,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 13:58:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-15 13:58:34,639 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2024-11-15 13:58:34,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-15 13:58:34,639 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-15 13:58:34,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 7 states have internal predecessors, (64), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-15 13:58:34,639 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-15 13:58:34,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-15 13:58:34,641 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-15 13:58:34,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-15 13:58:34,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-15 13:58:34,844 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-15 13:58:34,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.