/usr/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver bitwuzla -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 11:55:27,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 11:55:27,357 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 11:55:27,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 11:55:27,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 11:55:27,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 11:55:27,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 11:55:27,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 11:55:27,379 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 11:55:27,379 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 11:55:27,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 11:55:27,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 11:55:27,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 11:55:27,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 11:55:27,380 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 11:55:27,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 11:55:27,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 11:55:27,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 11:55:27,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 11:55:27,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 11:55:27,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 11:55:27,386 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 11:55:27,386 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 11:55:27,387 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 11:55:27,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 11:55:27,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 11:55:27,387 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 11:55:27,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 11:55:27,387 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 11:55:27,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 11:55:27,388 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 11:55:27,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 11:55:27,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 11:55:27,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 11:55:27,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 11:55:27,388 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 11:55:27,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 11:55:27,389 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 11:55:27,389 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 11:55:27,389 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 11:55:27,389 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 11:55:27,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 11:55:27,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 11:55:27,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 11:55:27,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 11:55:27,587 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 11:55:27,587 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 11:55:27,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-05 11:55:28,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 11:55:29,011 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 11:55:29,012 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-05 11:55:29,035 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a693a0c/79cf8cb979b5411ca8ac981b929ccf4d/FLAG9995ef99b [2024-11-05 11:55:29,048 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a693a0c/79cf8cb979b5411ca8ac981b929ccf4d [2024-11-05 11:55:29,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 11:55:29,052 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 11:55:29,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 11:55:29,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 11:55:29,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 11:55:29,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:55:29" (1/1) ... [2024-11-05 11:55:29,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283f46f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:29, skipping insertion in model container [2024-11-05 11:55:29,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:55:29" (1/1) ... [2024-11-05 11:55:29,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 11:55:29,672 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,786 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,794 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,812 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,833 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,834 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,842 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,843 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,852 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,859 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,866 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,866 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,877 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,885 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,895 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,897 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,897 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,906 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,910 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,916 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,916 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,917 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,918 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,930 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,950 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,950 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,974 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,974 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,975 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,977 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,978 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,979 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,980 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,980 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,980 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,981 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:29,998 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2024-11-05 11:55:30,101 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:55:30,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:55:30,147 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 11:55:30,200 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"); [3376] [2024-11-05 11:55:30,202 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3384-3385] [2024-11-05 11:55:30,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3393-3394] [2024-11-05 11:55:30,203 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)); [3402-3403] [2024-11-05 11:55:30,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3421] [2024-11-05 11:55:30,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3424] [2024-11-05 11:55:30,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3427] [2024-11-05 11:55:30,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3430] [2024-11-05 11:55:30,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3451] [2024-11-05 11:55:30,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3454] [2024-11-05 11:55:30,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3457] [2024-11-05 11:55:30,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [3460] [2024-11-05 11:55:30,334 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i[147706,147719] [2024-11-05 11:55:30,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:55:30,463 INFO L204 MainTranslator]: Completed translation [2024-11-05 11:55:30,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30 WrapperNode [2024-11-05 11:55:30,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 11:55:30,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 11:55:30,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 11:55:30,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 11:55:30,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,610 INFO L138 Inliner]: procedures = 235, calls = 1325, calls flagged for inlining = 79, calls inlined = 73, statements flattened = 2850 [2024-11-05 11:55:30,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 11:55:30,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 11:55:30,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 11:55:30,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 11:55:30,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,645 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,779 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [2, 14, 12, 5, 5, 29, 15, 15, 26, 1, 3, 5, 8, 6, 647, 1, 3, 16, 8, 3]. 79 percent of accesses are in the largest equivalence class. The 518 initializations are split as follows [2, 3, 0, 5, 5, 0, 8, 8, 0, 0, 3, 5, 8, 6, 451, 0, 3, 0, 8, 3]. The 150 writes are split as follows [0, 10, 2, 0, 0, 29, 3, 0, 26, 1, 0, 0, 0, 0, 63, 0, 0, 16, 0, 0]. [2024-11-05 11:55:30,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 11:55:30,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 11:55:30,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 11:55:30,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 11:55:30,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (1/1) ... [2024-11-05 11:55:30,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 11:55:30,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 11:55:30,955 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) [2024-11-05 11:55:30,956 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 [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-05 11:55:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 11:55:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-05 11:55:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-05 11:55:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-05 11:55:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-05 11:55:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-05 11:55:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-05 11:55:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-05 11:55:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-05 11:55:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-05 11:55:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-05 11:55:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-05 11:55:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-05 11:55:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-05 11:55:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-05 11:55:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-05 11:55:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-05 11:55:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-05 11:55:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-05 11:55:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-05 11:55:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-05 11:55:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-05 11:55:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-05 11:55:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-05 11:55:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 11:55:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 11:55:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-05 11:55:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-05 11:55:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-05 11:55:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-05 11:55:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-05 11:55:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-05 11:55:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-05 11:55:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-05 11:55:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-05 11:55:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 11:55:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-05 11:55:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-05 11:55:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-05 11:55:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-05 11:55:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-05 11:55:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-05 11:55:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-05 11:55:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-05 11:55:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-05 11:55:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-05 11:55:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-05 11:55:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 11:55:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 11:55:30,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-05 11:55:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-05 11:55:30,990 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 11:55:30,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-05 11:55:30,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 11:55:30,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 11:55:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-05 11:55:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-05 11:55:30,995 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-05 11:55:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-05 11:55:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-05 11:55:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 11:55:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-05 11:55:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-05 11:55:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-05 11:55:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-05 11:55:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-05 11:55:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-05 11:55:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-05 11:55:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-05 11:55:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-05 11:55:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-05 11:55:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-05 11:55:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-05 11:55:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-05 11:55:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-05 11:55:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-05 11:55:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-05 11:55:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-05 11:55:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-05 11:55:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-05 11:55:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-05 11:55:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-05 11:55:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-05 11:55:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-05 11:55:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-05 11:55:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-05 11:55:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-05 11:55:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-05 11:55:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 11:55:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-05 11:55:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-05 11:55:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-05 11:55:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-05 11:55:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-05 11:55:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-05 11:55:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-05 11:55:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#19 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 11:55:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-11-05 11:55:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-05 11:55:31,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-05 11:55:31,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-05 11:55:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-05 11:55:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-05 11:55:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-05 11:55:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-05 11:55:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-05 11:55:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-05 11:55:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-05 11:55:31,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-05 11:55:31,013 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-05 11:55:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-05 11:55:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-05 11:55:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-05 11:55:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-05 11:55:31,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 11:55:31,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-05 11:55:31,015 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-05 11:55:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-05 11:55:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-05 11:55:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-05 11:55:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-05 11:55:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-05 11:55:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-05 11:55:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 11:55:31,017 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-05 11:55:31,017 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-05 11:55:31,018 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-05 11:55:31,018 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-05 11:55:31,492 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 11:55:31,495 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 11:55:31,679 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-05 11:55:40,618 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-05 11:55:40,619 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 11:55:40,656 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 11:55:40,656 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-05 11:55:40,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:55:40 BoogieIcfgContainer [2024-11-05 11:55:40,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 11:55:40,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 11:55:40,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 11:55:40,661 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 11:55:40,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 11:55:29" (1/3) ... [2024-11-05 11:55:40,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55939ff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:55:40, skipping insertion in model container [2024-11-05 11:55:40,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:55:30" (2/3) ... [2024-11-05 11:55:40,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55939ff4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:55:40, skipping insertion in model container [2024-11-05 11:55:40,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:55:40" (3/3) ... [2024-11-05 11:55:40,663 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-05 11:55:40,675 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 11:55:40,676 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 11:55:40,747 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 11:55:40,753 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;@49dbf266, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 11:55:40,753 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 11:55:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand has 877 states, 614 states have (on average 1.3534201954397393) internal successors, (831), 640 states have internal predecessors, (831), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2024-11-05 11:55:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-05 11:55:40,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:55:40,782 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:55:40,782 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:55:40,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:55:40,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1518829552, now seen corresponding path program 1 times [2024-11-05 11:55:40,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:55:40,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1633175346] [2024-11-05 11:55:40,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:55:40,794 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:55:40,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:40,799 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:55:40,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 11:55:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:55:42,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 11:55:42,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:55:42,297 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-05 11:55:42,298 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:55:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-05 11:55:44,462 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:55:44,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1633175346] [2024-11-05 11:55:44,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1633175346] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:55:44,463 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:55:44,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-05 11:55:44,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272927227] [2024-11-05 11:55:44,465 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:55:44,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 11:55:44,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:55:44,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 11:55:44,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 11:55:44,487 INFO L87 Difference]: Start difference. First operand has 877 states, 614 states have (on average 1.3534201954397393) internal successors, (831), 640 states have internal predecessors, (831), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-05 11:55:44,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:55:44,592 INFO L93 Difference]: Finished difference Result 1749 states and 2501 transitions. [2024-11-05 11:55:44,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 11:55:44,594 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2024-11-05 11:55:44,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:55:44,606 INFO L225 Difference]: With dead ends: 1749 [2024-11-05 11:55:44,606 INFO L226 Difference]: Without dead ends: 865 [2024-11-05 11:55:44,617 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 11:55:44,619 INFO L432 NwaCegarLoop]: 1224 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1224 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 11:55:44,619 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1224 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 11:55:44,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2024-11-05 11:55:44,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2024-11-05 11:55:44,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 609 states have (on average 1.3431855500821017) internal successors, (818), 628 states have internal predecessors, (818), 200 states have call successors, (200), 56 states have call predecessors, (200), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-05 11:55:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1209 transitions. [2024-11-05 11:55:44,713 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1209 transitions. Word has length 180 [2024-11-05 11:55:44,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:55:44,713 INFO L471 AbstractCegarLoop]: Abstraction has 865 states and 1209 transitions. [2024-11-05 11:55:44,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-05 11:55:44,714 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1209 transitions. [2024-11-05 11:55:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-05 11:55:44,717 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:55:44,717 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:55:44,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 11:55:44,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:44,918 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:55:44,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:55:44,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1366409244, now seen corresponding path program 1 times [2024-11-05 11:55:44,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:55:44,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2081781816] [2024-11-05 11:55:44,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:55:44,919 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:55:44,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:44,921 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:55:44,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 11:55:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:55:46,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 11:55:46,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:55:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-05 11:55:46,571 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:55:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2024-11-05 11:55:49,446 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:55:49,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2081781816] [2024-11-05 11:55:49,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2081781816] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 11:55:49,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 11:55:49,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-05 11:55:49,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828519906] [2024-11-05 11:55:49,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 11:55:49,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-05 11:55:49,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:55:49,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-05 11:55:49,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-05 11:55:49,449 INFO L87 Difference]: Start difference. First operand 865 states and 1209 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-05 11:55:49,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:55:49,958 INFO L93 Difference]: Finished difference Result 1718 states and 2408 transitions. [2024-11-05 11:55:49,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-05 11:55:49,960 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 180 [2024-11-05 11:55:49,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:55:49,966 INFO L225 Difference]: With dead ends: 1718 [2024-11-05 11:55:49,966 INFO L226 Difference]: Without dead ends: 866 [2024-11-05 11:55:49,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-05 11:55:49,970 INFO L432 NwaCegarLoop]: 1207 mSDtfsCounter, 0 mSDsluCounter, 2394 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3601 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-05 11:55:49,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3601 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-05 11:55:49,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2024-11-05 11:55:49,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 866. [2024-11-05 11:55:49,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 866 states, 610 states have (on average 1.342622950819672) internal successors, (819), 629 states have internal predecessors, (819), 200 states have call successors, (200), 56 states have call predecessors, (200), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-05 11:55:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 1210 transitions. [2024-11-05 11:55:49,996 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 1210 transitions. Word has length 180 [2024-11-05 11:55:49,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:55:49,998 INFO L471 AbstractCegarLoop]: Abstraction has 866 states and 1210 transitions. [2024-11-05 11:55:49,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-05 11:55:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1210 transitions. [2024-11-05 11:55:50,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-05 11:55:50,000 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:55:50,000 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:55:50,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-05 11:55:50,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:50,201 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:55:50,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:55:50,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1282614491, now seen corresponding path program 1 times [2024-11-05 11:55:50,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:55:50,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603013013] [2024-11-05 11:55:50,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:55:50,202 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:55:50,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:50,203 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:55:50,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 11:55:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:55:51,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 2212 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-05 11:55:51,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:55:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-11-05 11:55:52,087 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:55:54,974 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-11-05 11:55:54,974 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:55:54,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [603013013] [2024-11-05 11:55:54,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [603013013] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:55:54,974 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:55:54,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-05 11:55:54,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007835840] [2024-11-05 11:55:54,974 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:55:54,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-05 11:55:54,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:55:54,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-05 11:55:54,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-05 11:55:54,976 INFO L87 Difference]: Start difference. First operand 866 states and 1210 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-05 11:55:57,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:55:57,023 INFO L93 Difference]: Finished difference Result 1729 states and 2427 transitions. [2024-11-05 11:55:57,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-05 11:55:57,024 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 189 [2024-11-05 11:55:57,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:55:57,030 INFO L225 Difference]: With dead ends: 1729 [2024-11-05 11:55:57,030 INFO L226 Difference]: Without dead ends: 876 [2024-11-05 11:55:57,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2024-11-05 11:55:57,034 INFO L432 NwaCegarLoop]: 1203 mSDtfsCounter, 4 mSDsluCounter, 5965 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7168 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-05 11:55:57,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7168 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-05 11:55:57,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2024-11-05 11:55:57,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 876. [2024-11-05 11:55:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 876 states, 619 states have (on average 1.3424878836833603) internal successors, (831), 638 states have internal predecessors, (831), 200 states have call successors, (200), 57 states have call predecessors, (200), 56 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-05 11:55:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1222 transitions. [2024-11-05 11:55:57,070 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1222 transitions. Word has length 189 [2024-11-05 11:55:57,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:55:57,071 INFO L471 AbstractCegarLoop]: Abstraction has 876 states and 1222 transitions. [2024-11-05 11:55:57,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-05 11:55:57,071 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1222 transitions. [2024-11-05 11:55:57,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-05 11:55:57,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:55:57,073 INFO L215 NwaCegarLoop]: trace histogram [28, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:55:57,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 11:55:57,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:57,274 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:55:57,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:55:57,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1498191324, now seen corresponding path program 2 times [2024-11-05 11:55:57,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:55:57,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1338619621] [2024-11-05 11:55:57,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:55:57,275 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:55:57,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:55:57,277 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:55:57,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 11:55:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:55:58,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 2421 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-05 11:55:58,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:55:59,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 192 proven. 10 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2024-11-05 11:55:59,780 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:56:04,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2024-11-05 11:56:04,591 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:56:04,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1338619621] [2024-11-05 11:56:04,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1338619621] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:56:04,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:56:04,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2024-11-05 11:56:04,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818663840] [2024-11-05 11:56:04,592 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:56:04,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-05 11:56:04,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:56:04,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-05 11:56:04,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-05 11:56:04,593 INFO L87 Difference]: Start difference. First operand 876 states and 1222 transitions. Second operand has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-05 11:56:09,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:56:09,343 INFO L93 Difference]: Finished difference Result 1748 states and 2451 transitions. [2024-11-05 11:56:09,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-05 11:56:09,344 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 208 [2024-11-05 11:56:09,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:56:09,351 INFO L225 Difference]: With dead ends: 1748 [2024-11-05 11:56:09,351 INFO L226 Difference]: Without dead ends: 882 [2024-11-05 11:56:09,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2024-11-05 11:56:09,355 INFO L432 NwaCegarLoop]: 1203 mSDtfsCounter, 5 mSDsluCounter, 7158 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 8361 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-05 11:56:09,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 8361 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-05 11:56:09,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2024-11-05 11:56:09,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 882. [2024-11-05 11:56:09,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 882 states, 625 states have (on average 1.3408) internal successors, (838), 644 states have internal predecessors, (838), 200 states have call successors, (200), 57 states have call predecessors, (200), 56 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-05 11:56:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 882 states and 1229 transitions. [2024-11-05 11:56:09,380 INFO L78 Accepts]: Start accepts. Automaton has 882 states and 1229 transitions. Word has length 208 [2024-11-05 11:56:09,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:56:09,380 INFO L471 AbstractCegarLoop]: Abstraction has 882 states and 1229 transitions. [2024-11-05 11:56:09,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-05 11:56:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1229 transitions. [2024-11-05 11:56:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-05 11:56:09,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:56:09,384 INFO L215 NwaCegarLoop]: trace histogram [48, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:56:09,402 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 11:56:09,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:09,585 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:56:09,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:56:09,585 INFO L85 PathProgramCache]: Analyzing trace with hash -547109988, now seen corresponding path program 3 times [2024-11-05 11:56:09,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:56:09,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861349433] [2024-11-05 11:56:09,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:56:09,586 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:56:09,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:09,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:56:09,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Waiting until timeout for monitored process [2024-11-05 11:56:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:56:10,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 2641 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-05 11:56:10,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:56:11,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 980 proven. 3 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-05 11:56:11,689 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:56:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1950 backedges. 90 proven. 99 refuted. 0 times theorem prover too weak. 1761 trivial. 0 not checked. [2024-11-05 11:56:15,275 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:56:15,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861349433] [2024-11-05 11:56:15,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [861349433] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 11:56:15,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 11:56:15,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-05 11:56:15,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593788574] [2024-11-05 11:56:15,275 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 11:56:15,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-05 11:56:15,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:56:15,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-05 11:56:15,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-05 11:56:15,276 INFO L87 Difference]: Start difference. First operand 882 states and 1229 transitions. Second operand has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 11:56:17,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:56:17,655 INFO L93 Difference]: Finished difference Result 1748 states and 2438 transitions. [2024-11-05 11:56:17,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-05 11:56:17,656 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 228 [2024-11-05 11:56:17,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:56:17,661 INFO L225 Difference]: With dead ends: 1748 [2024-11-05 11:56:17,661 INFO L226 Difference]: Without dead ends: 882 [2024-11-05 11:56:17,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 446 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-05 11:56:17,664 INFO L432 NwaCegarLoop]: 1201 mSDtfsCounter, 5 mSDsluCounter, 5962 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 7163 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-05 11:56:17,664 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 7163 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-05 11:56:17,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2024-11-05 11:56:17,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 882. [2024-11-05 11:56:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 882 states, 625 states have (on average 1.3344) internal successors, (834), 644 states have internal predecessors, (834), 200 states have call successors, (200), 57 states have call predecessors, (200), 56 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-05 11:56:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 882 states and 1225 transitions. [2024-11-05 11:56:17,689 INFO L78 Accepts]: Start accepts. Automaton has 882 states and 1225 transitions. Word has length 228 [2024-11-05 11:56:17,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:56:17,690 INFO L471 AbstractCegarLoop]: Abstraction has 882 states and 1225 transitions. [2024-11-05 11:56:17,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 10 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 11:56:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1225 transitions. [2024-11-05 11:56:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-05 11:56:17,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:56:17,693 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:56:17,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (6)] Ended with exit code 0 [2024-11-05 11:56:17,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:17,894 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:56:17,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:56:17,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1680020580, now seen corresponding path program 4 times [2024-11-05 11:56:17,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:56:17,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384127306] [2024-11-05 11:56:17,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:56:17,895 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:56:17,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:17,897 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:56:17,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Waiting until timeout for monitored process [2024-11-05 11:56:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:56:19,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 2729 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-05 11:56:19,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:56:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:19,730 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:56:22,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:22,013 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:56:22,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1384127306] [2024-11-05 11:56:22,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1384127306] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:56:22,013 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:56:22,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2024-11-05 11:56:22,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310954951] [2024-11-05 11:56:22,013 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:56:22,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-05 11:56:22,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:56:22,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-05 11:56:22,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-05 11:56:22,014 INFO L87 Difference]: Start difference. First operand 882 states and 1225 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-05 11:56:22,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:56:22,730 INFO L93 Difference]: Finished difference Result 1726 states and 2403 transitions. [2024-11-05 11:56:22,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 11:56:22,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 236 [2024-11-05 11:56:22,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:56:22,735 INFO L225 Difference]: With dead ends: 1726 [2024-11-05 11:56:22,735 INFO L226 Difference]: Without dead ends: 899 [2024-11-05 11:56:22,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 472 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-05 11:56:22,739 INFO L432 NwaCegarLoop]: 1206 mSDtfsCounter, 1205 mSDsluCounter, 2421 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 3627 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-05 11:56:22,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1205 Valid, 3627 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-05 11:56:22,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2024-11-05 11:56:22,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 886. [2024-11-05 11:56:22,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 886 states, 629 states have (on average 1.3322734499205087) internal successors, (838), 648 states have internal predecessors, (838), 200 states have call successors, (200), 57 states have call predecessors, (200), 56 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-05 11:56:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1229 transitions. [2024-11-05 11:56:22,765 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1229 transitions. Word has length 236 [2024-11-05 11:56:22,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:56:22,765 INFO L471 AbstractCegarLoop]: Abstraction has 886 states and 1229 transitions. [2024-11-05 11:56:22,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-05 11:56:22,765 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1229 transitions. [2024-11-05 11:56:22,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-05 11:56:22,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:56:22,768 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:56:22,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (7)] Ended with exit code 0 [2024-11-05 11:56:22,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:22,970 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:56:22,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:56:22,970 INFO L85 PathProgramCache]: Analyzing trace with hash -2130165576, now seen corresponding path program 1 times [2024-11-05 11:56:22,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:56:22,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1290391563] [2024-11-05 11:56:22,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:56:22,970 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:56:22,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:22,972 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:56:22,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (8)] Waiting until timeout for monitored process [2024-11-05 11:56:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:56:24,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 2714 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 11:56:24,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:56:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:24,558 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:56:26,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:26,959 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:56:26,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1290391563] [2024-11-05 11:56:26,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1290391563] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:56:26,960 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:56:26,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 11:56:26,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939322197] [2024-11-05 11:56:26,960 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:56:26,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 11:56:26,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:56:26,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 11:56:26,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 11:56:26,962 INFO L87 Difference]: Start difference. First operand 886 states and 1229 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-05 11:56:27,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:56:27,601 INFO L93 Difference]: Finished difference Result 1992 states and 2749 transitions. [2024-11-05 11:56:27,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 11:56:27,602 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 240 [2024-11-05 11:56:27,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:56:27,609 INFO L225 Difference]: With dead ends: 1992 [2024-11-05 11:56:27,609 INFO L226 Difference]: Without dead ends: 1161 [2024-11-05 11:56:27,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 477 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 11:56:27,612 INFO L432 NwaCegarLoop]: 1208 mSDtfsCounter, 416 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 2320 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-05 11:56:27,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 2320 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-05 11:56:27,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2024-11-05 11:56:27,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1131. [2024-11-05 11:56:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1131 states, 816 states have (on average 1.3370098039215685) internal successors, (1091), 837 states have internal predecessors, (1091), 235 states have call successors, (235), 80 states have call predecessors, (235), 79 states have return successors, (226), 225 states have call predecessors, (226), 226 states have call successors, (226) [2024-11-05 11:56:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1552 transitions. [2024-11-05 11:56:27,651 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1552 transitions. Word has length 240 [2024-11-05 11:56:27,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:56:27,651 INFO L471 AbstractCegarLoop]: Abstraction has 1131 states and 1552 transitions. [2024-11-05 11:56:27,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-05 11:56:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1552 transitions. [2024-11-05 11:56:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-05 11:56:27,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:56:27,653 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:56:27,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (8)] Ended with exit code 0 [2024-11-05 11:56:27,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:27,854 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:56:27,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:56:27,854 INFO L85 PathProgramCache]: Analyzing trace with hash -583078400, now seen corresponding path program 1 times [2024-11-05 11:56:27,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:56:27,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [780426247] [2024-11-05 11:56:27,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:56:27,855 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:56:27,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:27,856 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:56:27,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (9)] Waiting until timeout for monitored process [2024-11-05 11:56:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:56:29,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 2727 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 11:56:29,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:56:29,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:29,514 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:56:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:32,136 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:56:32,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [780426247] [2024-11-05 11:56:32,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [780426247] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:56:32,136 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:56:32,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-05 11:56:32,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129938207] [2024-11-05 11:56:32,137 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:56:32,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-05 11:56:32,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:56:32,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-05 11:56:32,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-05 11:56:32,138 INFO L87 Difference]: Start difference. First operand 1131 states and 1552 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 11:56:36,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 11:56:43,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:56:43,384 INFO L93 Difference]: Finished difference Result 4090 states and 5643 transitions. [2024-11-05 11:56:43,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-05 11:56:43,385 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 247 [2024-11-05 11:56:43,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:56:43,396 INFO L225 Difference]: With dead ends: 4090 [2024-11-05 11:56:43,397 INFO L226 Difference]: Without dead ends: 3014 [2024-11-05 11:56:43,399 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 490 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-05 11:56:43,400 INFO L432 NwaCegarLoop]: 1227 mSDtfsCounter, 2948 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 352 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2948 SdHoareTripleChecker+Valid, 3010 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2024-11-05 11:56:43,400 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2948 Valid, 3010 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 376 Invalid, 1 Unknown, 0 Unchecked, 11.0s Time] [2024-11-05 11:56:43,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3014 states. [2024-11-05 11:56:43,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3014 to 3002. [2024-11-05 11:56:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3002 states, 2164 states have (on average 1.349815157116451) internal successors, (2921), 2207 states have internal predecessors, (2921), 615 states have call successors, (615), 223 states have call predecessors, (615), 222 states have return successors, (606), 605 states have call predecessors, (606), 606 states have call successors, (606) [2024-11-05 11:56:43,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 3002 states and 4142 transitions. [2024-11-05 11:56:43,488 INFO L78 Accepts]: Start accepts. Automaton has 3002 states and 4142 transitions. Word has length 247 [2024-11-05 11:56:43,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:56:43,488 INFO L471 AbstractCegarLoop]: Abstraction has 3002 states and 4142 transitions. [2024-11-05 11:56:43,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-05 11:56:43,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 4142 transitions. [2024-11-05 11:56:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-05 11:56:43,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:56:43,490 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:56:43,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (9)] Ended with exit code 0 [2024-11-05 11:56:43,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:43,692 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:56:43,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:56:43,692 INFO L85 PathProgramCache]: Analyzing trace with hash 648109400, now seen corresponding path program 1 times [2024-11-05 11:56:43,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:56:43,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [358353628] [2024-11-05 11:56:43,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:56:43,693 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:56:43,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:43,694 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:56:43,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (10)] Waiting until timeout for monitored process [2024-11-05 11:56:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:56:45,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 2737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 11:56:45,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:56:52,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:52,535 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:56:56,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2434 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2434 trivial. 0 not checked. [2024-11-05 11:56:56,752 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:56:56,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [358353628] [2024-11-05 11:56:56,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [358353628] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:56:56,752 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:56:56,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-05 11:56:56,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518585286] [2024-11-05 11:56:56,752 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:56:56,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 11:56:56,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:56:56,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 11:56:56,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 11:56:56,754 INFO L87 Difference]: Start difference. First operand 3002 states and 4142 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-05 11:56:56,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:56:56,838 INFO L93 Difference]: Finished difference Result 3004 states and 4143 transitions. [2024-11-05 11:56:56,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 11:56:56,838 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 246 [2024-11-05 11:56:56,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:56:56,850 INFO L225 Difference]: With dead ends: 3004 [2024-11-05 11:56:56,851 INFO L226 Difference]: Without dead ends: 3001 [2024-11-05 11:56:56,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 489 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 11:56:56,853 INFO L432 NwaCegarLoop]: 1206 mSDtfsCounter, 1116 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 11:56:56,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1116 Valid, 1206 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 11:56:56,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2024-11-05 11:56:56,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 3001. [2024-11-05 11:56:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3001 states, 2164 states have (on average 1.3493530499075785) internal successors, (2920), 2206 states have internal predecessors, (2920), 614 states have call successors, (614), 223 states have call predecessors, (614), 222 states have return successors, (606), 605 states have call predecessors, (606), 606 states have call successors, (606) [2024-11-05 11:56:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 3001 states and 4140 transitions. [2024-11-05 11:56:56,992 INFO L78 Accepts]: Start accepts. Automaton has 3001 states and 4140 transitions. Word has length 246 [2024-11-05 11:56:56,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:56:56,993 INFO L471 AbstractCegarLoop]: Abstraction has 3001 states and 4140 transitions. [2024-11-05 11:56:56,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-05 11:56:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 4140 transitions. [2024-11-05 11:56:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-05 11:56:56,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:56:56,996 INFO L215 NwaCegarLoop]: trace histogram [56, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:56:57,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (10)] Forceful destruction successful, exit code 0 [2024-11-05 11:56:57,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:57,196 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:56:57,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:56:57,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1383716179, now seen corresponding path program 1 times [2024-11-05 11:56:57,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:56:57,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [490703235] [2024-11-05 11:56:57,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:56:57,197 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:56:57,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:56:57,199 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:56:57,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (11)] Waiting until timeout for monitored process [2024-11-05 11:56:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:56:58,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 2738 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 11:56:58,732 INFO L278 TraceCheckSpWp]: Computing forward predicates...