/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -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 [2024-11-04 13:03:13,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 13:03:13,602 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 13:03:13,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 13:03:13,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 13:03:13,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 13:03:13,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 13:03:13,635 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 13:03:13,637 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 13:03:13,638 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 13:03:13,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 13:03:13,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 13:03:13,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 13:03:13,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 13:03:13,639 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 13:03:13,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 13:03:13,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 13:03:13,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 13:03:13,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 13:03:13,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 13:03:13,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 13:03:13,647 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 13:03:13,647 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 13:03:13,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 13:03:13,648 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 13:03:13,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 13:03:13,648 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 13:03:13,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 13:03:13,648 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 13:03:13,648 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 13:03:13,649 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 13:03:13,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 13:03:13,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 13:03:13,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 13:03:13,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 13:03:13,649 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 13:03:13,650 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 13:03:13,650 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 13:03:13,650 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 13:03:13,650 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 13:03:13,650 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 13:03:13,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:13,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 13:03:13,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 13:03:13,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 13:03:13,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 13:03:13,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 13:03:13,888 INFO L431 ainManager$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 [2024-11-04 13:03:15,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 13:03:15,589 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 13:03:15,590 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 [2024-11-04 13:03:15,619 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b92a4c65/07e8df01704144bda7e489815d2e185b/FLAGb349c97c2 [2024-11-04 13:03:15,631 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b92a4c65/07e8df01704144bda7e489815d2e185b [2024-11-04 13:03:15,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 13:03:15,634 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 13:03:15,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 13:03:15,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 13:03:15,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 13:03:15,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 01:03:15" (1/1) ... [2024-11-04 13:03:15,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b28f430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:15, skipping insertion in model container [2024-11-04 13:03:15,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 01:03:15" (1/1) ... [2024-11-04 13:03:15,728 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 13:03:16,345 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,484 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,528 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,557 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,558 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,562 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,567 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,568 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,573 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,580 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,583 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,598 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,624 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,627 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,636 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,642 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,651 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,653 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,655 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,656 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,665 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,693 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,695 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,728 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,728 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,729 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,733 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,734 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,735 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,757 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] [2024-11-04 13:03:16,877 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 13:03:16,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 13:03:16,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 13:03:16,992 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] [2024-11-04 13:03:16,994 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] [2024-11-04 13:03:16,994 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] [2024-11-04 13:03:16,995 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] [2024-11-04 13:03:16,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3421] [2024-11-04 13:03:16,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3424] [2024-11-04 13:03:16,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3427] [2024-11-04 13:03:16,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3430] [2024-11-04 13:03:17,000 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] [2024-11-04 13:03:17,000 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] [2024-11-04 13:03:17,000 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] [2024-11-04 13:03:17,001 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] [2024-11-04 13:03:17,134 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] [2024-11-04 13:03:17,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 13:03:17,229 INFO L204 MainTranslator]: Completed translation [2024-11-04 13:03:17,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17 WrapperNode [2024-11-04 13:03:17,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 13:03:17,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 13:03:17,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 13:03:17,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 13:03:17,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,370 INFO L138 Inliner]: procedures = 235, calls = 1325, calls flagged for inlining = 79, calls inlined = 73, statements flattened = 2850 [2024-11-04 13:03:17,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 13:03:17,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 13:03:17,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 13:03:17,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 13:03:17,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,426 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,557 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [14, 2, 5, 5, 6, 29, 1, 15, 15, 647, 26, 12, 3, 16, 5, 8, 1, 3, 8, 3]. 79 percent of accesses are in the largest equivalence class. The 518 initializations are split as follows [3, 2, 5, 5, 6, 0, 0, 8, 8, 451, 0, 0, 3, 0, 5, 8, 0, 3, 8, 3]. The 150 writes are split as follows [10, 0, 0, 0, 0, 29, 0, 3, 0, 63, 26, 2, 0, 16, 0, 0, 1, 0, 0, 0]. [2024-11-04 13:03:17,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 13:03:17,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 13:03:17,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 13:03:17,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 13:03:17,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (1/1) ... [2024-11-04 13:03:17,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 13:03:17,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:03:17,745 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) [2024-11-04 13:03:17,749 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 [2024-11-04 13:03:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-04 13:03:17,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-04 13:03:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 13:03:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 13:03:17,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 13:03:17,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-04 13:03:17,774 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-04 13:03:17,775 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-04 13:03:17,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-04 13:03:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-04 13:03:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-04 13:03:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-04 13:03:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-04 13:03:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-04 13:03:17,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-04 13:03:17,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-04 13:03:17,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-04 13:03:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-04 13:03:17,777 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-04 13:03:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-04 13:03:17,777 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-04 13:03:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-04 13:03:17,777 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-04 13:03:17,777 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-04 13:03:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 13:03:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-04 13:03:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 13:03:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 13:03:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-04 13:03:17,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-04 13:03:17,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-04 13:03:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-04 13:03:17,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-04 13:03:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 13:03:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-04 13:03:17,779 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-04 13:03:17,779 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-04 13:03:17,780 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-04 13:03:17,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 13:03:17,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-04 13:03:17,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-04 13:03:17,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-04 13:03:17,784 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-04 13:03:17,784 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 13:03:17,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-04 13:03:17,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-04 13:03:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-04 13:03:17,787 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-04 13:03:17,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 13:03:17,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-04 13:03:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-04 13:03:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-04 13:03:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-04 13:03:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-04 13:03:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-04 13:03:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-04 13:03:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 13:03:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 13:03:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-04 13:03:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-04 13:03:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-04 13:03:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-04 13:03:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-04 13:03:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-04 13:03:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-04 13:03:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-04 13:03:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-04 13:03:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-04 13:03:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-04 13:03:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-04 13:03:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-04 13:03:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-04 13:03:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-04 13:03:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-04 13:03:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-04 13:03:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 13:03:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-04 13:03:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2024-11-04 13:03:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#19 [2024-11-04 13:03:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 13:03:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 13:03:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 13:03:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 13:03:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 13:03:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-04 13:03:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-04 13:03:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-04 13:03:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-04 13:03:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-04 13:03:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-04 13:03:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-04 13:03:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-04 13:03:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-04 13:03:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-04 13:03:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 13:03:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-04 13:03:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-04 13:03:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-04 13:03:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-04 13:03:17,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-04 13:03:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-04 13:03:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-04 13:03:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 13:03:17,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 13:03:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-04 13:03:17,816 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-04 13:03:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-04 13:03:17,816 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-04 13:03:18,273 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 13:03:18,276 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 13:03:18,564 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-04 13:03:28,803 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-04 13:03:28,804 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 13:03:28,834 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 13:03:28,834 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 13:03:28,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 01:03:28 BoogieIcfgContainer [2024-11-04 13:03:28,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 13:03:28,836 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 13:03:28,836 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 13:03:28,842 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 13:03:28,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 01:03:15" (1/3) ... [2024-11-04 13:03:28,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220bef75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 01:03:28, skipping insertion in model container [2024-11-04 13:03:28,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:03:17" (2/3) ... [2024-11-04 13:03:28,843 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@220bef75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 01:03:28, skipping insertion in model container [2024-11-04 13:03:28,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 01:03:28" (3/3) ... [2024-11-04 13:03:28,845 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-04 13:03:28,858 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 13:03:28,858 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 13:03:28,943 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 13:03:28,949 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;@18c0f99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 13:03:28,949 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 13:03:28,958 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) [2024-11-04 13:03:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-04 13:03:28,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:03:28,972 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] [2024-11-04 13:03:28,972 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:03:28,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:03:28,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1518829552, now seen corresponding path program 1 times [2024-11-04 13:03:28,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:03:28,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1734470127] [2024-11-04 13:03:28,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:03:28,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:28,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:03:28,986 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:03:28,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 13:03:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:03:31,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 13:03:31,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:03:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2024-11-04 13:03:31,548 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:03:33,262 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-04 13:03:33,264 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:03:33,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1734470127] [2024-11-04 13:03:33,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1734470127] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-04 13:03:33,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-04 13:03:33,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-04 13:03:33,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266993452] [2024-11-04 13:03:33,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-04 13:03:33,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 13:03:33,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:03:33,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 13:03:33,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 13:03:33,294 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 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-04 13:03:33,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:03:33,380 INFO L93 Difference]: Finished difference Result 1749 states and 2501 transitions. [2024-11-04 13:03:33,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 13:03:33,382 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 180 [2024-11-04 13:03:33,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:03:33,405 INFO L225 Difference]: With dead ends: 1749 [2024-11-04 13:03:33,406 INFO L226 Difference]: Without dead ends: 865 [2024-11-04 13:03:33,412 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 [2024-11-04 13:03:33,415 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 [2024-11-04 13:03:33,415 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] [2024-11-04 13:03:33,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2024-11-04 13:03:33,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2024-11-04 13:03:33,495 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) [2024-11-04 13:03:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1209 transitions. [2024-11-04 13:03:33,508 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1209 transitions. Word has length 180 [2024-11-04 13:03:33,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:03:33,508 INFO L471 AbstractCegarLoop]: Abstraction has 865 states and 1209 transitions. [2024-11-04 13:03:33,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-04 13:03:33,509 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1209 transitions. [2024-11-04 13:03:33,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-04 13:03:33,512 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:03:33,512 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] [2024-11-04 13:03:33,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-04 13:03:33,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:33,713 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:03:33,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:03:33,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1366409244, now seen corresponding path program 1 times [2024-11-04 13:03:33,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:03:33,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1194587863] [2024-11-04 13:03:33,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:03:33,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:33,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:03:33,716 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:03:33,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 13:03:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:03:36,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:03:36,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:03:40,278 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:03:40,278 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:03:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:03:43,084 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:03:43,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1194587863] [2024-11-04 13:03:43,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1194587863] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:03:43,085 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:03:43,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 13:03:43,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076037497] [2024-11-04 13:03:43,085 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:03:43,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:03:43,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:03:43,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:03:43,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:03:43,087 INFO L87 Difference]: Start difference. First operand 865 states and 1209 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:03:43,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:03:43,147 INFO L93 Difference]: Finished difference Result 867 states and 1210 transitions. [2024-11-04 13:03:43,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:03:43,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 180 [2024-11-04 13:03:43,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:03:43,153 INFO L225 Difference]: With dead ends: 867 [2024-11-04 13:03:43,153 INFO L226 Difference]: Without dead ends: 864 [2024-11-04 13:03:43,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:03:43,155 INFO L432 NwaCegarLoop]: 1206 mSDtfsCounter, 1127 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 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 [2024-11-04 13:03:43,155 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1127 Valid, 1206 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 13:03:43,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2024-11-04 13:03:43,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 864. [2024-11-04 13:03:43,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 864 states, 609 states have (on average 1.341543513957307) internal successors, (817), 627 states have internal predecessors, (817), 199 states have call successors, (199), 56 states have call predecessors, (199), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-04 13:03:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1207 transitions. [2024-11-04 13:03:43,199 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1207 transitions. Word has length 180 [2024-11-04 13:03:43,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:03:43,201 INFO L471 AbstractCegarLoop]: Abstraction has 864 states and 1207 transitions. [2024-11-04 13:03:43,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:03:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1207 transitions. [2024-11-04 13:03:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-04 13:03:43,206 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:03:43,206 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, 1] [2024-11-04 13:03:43,265 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-04 13:03:43,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:43,407 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:03:43,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:03:43,407 INFO L85 PathProgramCache]: Analyzing trace with hash -591257495, now seen corresponding path program 1 times [2024-11-04 13:03:43,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:03:43,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529579236] [2024-11-04 13:03:43,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:03:43,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:43,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:03:43,409 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:03:43,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 13:03:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:03:45,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:03:45,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:03:49,348 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:03:49,348 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:03:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:03:52,066 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:03:52,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529579236] [2024-11-04 13:03:52,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [529579236] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:03:52,067 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:03:52,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 13:03:52,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376903112] [2024-11-04 13:03:52,067 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:03:52,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:03:52,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:03:52,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:03:52,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:03:52,068 INFO L87 Difference]: Start difference. First operand 864 states and 1207 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:03:52,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:03:52,112 INFO L93 Difference]: Finished difference Result 866 states and 1208 transitions. [2024-11-04 13:03:52,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:03:52,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 181 [2024-11-04 13:03:52,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:03:52,118 INFO L225 Difference]: With dead ends: 866 [2024-11-04 13:03:52,118 INFO L226 Difference]: Without dead ends: 863 [2024-11-04 13:03:52,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:03:52,119 INFO L432 NwaCegarLoop]: 1204 mSDtfsCounter, 1124 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 1204 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 [2024-11-04 13:03:52,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1124 Valid, 1204 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 13:03:52,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2024-11-04 13:03:52,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 863. [2024-11-04 13:03:52,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 609 states have (on average 1.3399014778325122) internal successors, (816), 626 states have internal predecessors, (816), 198 states have call successors, (198), 56 states have call predecessors, (198), 55 states have return successors, (191), 191 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-04 13:03:52,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1205 transitions. [2024-11-04 13:03:52,161 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1205 transitions. Word has length 181 [2024-11-04 13:03:52,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:03:52,161 INFO L471 AbstractCegarLoop]: Abstraction has 863 states and 1205 transitions. [2024-11-04 13:03:52,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:03:52,162 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1205 transitions. [2024-11-04 13:03:52,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-04 13:03:52,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:03:52,164 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, 1, 1, 1, 1] [2024-11-04 13:03:52,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-04 13:03:52,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:52,365 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:03:52,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:03:52,367 INFO L85 PathProgramCache]: Analyzing trace with hash -14756552, now seen corresponding path program 1 times [2024-11-04 13:03:52,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:03:52,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030602695] [2024-11-04 13:03:52,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:03:52,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:52,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:03:52,369 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:03:52,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 13:03:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:03:54,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 2098 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:03:54,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:03:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:03:54,772 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:03:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:03:56,618 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:03:56,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030602695] [2024-11-04 13:03:56,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2030602695] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:03:56,618 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:03:56,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 13:03:56,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194974968] [2024-11-04 13:03:56,618 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:03:56,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:03:56,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:03:56,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:03:56,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:03:56,619 INFO L87 Difference]: Start difference. First operand 863 states and 1205 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-11-04 13:03:57,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:03:57,201 INFO L93 Difference]: Finished difference Result 1957 states and 2709 transitions. [2024-11-04 13:03:57,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:03:57,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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 184 [2024-11-04 13:03:57,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:03:57,209 INFO L225 Difference]: With dead ends: 1957 [2024-11-04 13:03:57,209 INFO L226 Difference]: Without dead ends: 1132 [2024-11-04 13:03:57,211 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:03:57,213 INFO L432 NwaCegarLoop]: 1204 mSDtfsCounter, 412 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 2312 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 13:03:57,213 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 2312 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 13:03:57,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-04 13:03:57,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 1104. [2024-11-04 13:03:57,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 792 states have (on average 1.3446969696969697) internal successors, (1065), 811 states have internal predecessors, (1065), 233 states have call successors, (233), 79 states have call predecessors, (233), 78 states have return successors, (226), 225 states have call predecessors, (226), 226 states have call successors, (226) [2024-11-04 13:03:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1524 transitions. [2024-11-04 13:03:57,259 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1524 transitions. Word has length 184 [2024-11-04 13:03:57,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:03:57,260 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1524 transitions. [2024-11-04 13:03:57,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-11-04 13:03:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1524 transitions. [2024-11-04 13:03:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-04 13:03:57,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:03:57,263 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, 1, 1] [2024-11-04 13:03:57,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-04 13:03:57,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:57,463 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:03:57,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:03:57,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1149379393, now seen corresponding path program 1 times [2024-11-04 13:03:57,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:03:57,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1708433336] [2024-11-04 13:03:57,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:03:57,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:03:57,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:03:57,465 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:03:57,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-04 13:03:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:03:59,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 2115 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:03:59,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:04:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:04:03,510 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:04:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:04:06,221 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:04:06,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1708433336] [2024-11-04 13:04:06,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1708433336] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:04:06,222 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:04:06,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 13:04:06,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198909363] [2024-11-04 13:04:06,222 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:04:06,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:04:06,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:04:06,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:04:06,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:06,223 INFO L87 Difference]: Start difference. First operand 1104 states and 1524 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:04:06,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:04:06,326 INFO L93 Difference]: Finished difference Result 1233 states and 1653 transitions. [2024-11-04 13:04:06,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:04:06,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 182 [2024-11-04 13:04:06,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:04:06,333 INFO L225 Difference]: With dead ends: 1233 [2024-11-04 13:04:06,333 INFO L226 Difference]: Without dead ends: 1229 [2024-11-04 13:04:06,334 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:06,335 INFO L432 NwaCegarLoop]: 1212 mSDtfsCounter, 902 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-04 13:04:06,335 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 1553 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-04 13:04:06,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2024-11-04 13:04:06,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1225. [2024-11-04 13:04:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1225 states, 873 states have (on average 1.3195876288659794) internal successors, (1152), 890 states have internal predecessors, (1152), 249 states have call successors, (249), 103 states have call predecessors, (249), 102 states have return successors, (244), 243 states have call predecessors, (244), 244 states have call successors, (244) [2024-11-04 13:04:06,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1645 transitions. [2024-11-04 13:04:06,414 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1645 transitions. Word has length 182 [2024-11-04 13:04:06,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:04:06,415 INFO L471 AbstractCegarLoop]: Abstraction has 1225 states and 1645 transitions. [2024-11-04 13:04:06,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:04:06,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1645 transitions. [2024-11-04 13:04:06,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-04 13:04:06,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:04:06,417 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, 1, 1, 1] [2024-11-04 13:04:06,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-04 13:04:06,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:06,619 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:04:06,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:04:06,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1271284180, now seen corresponding path program 1 times [2024-11-04 13:04:06,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:04:06,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222904730] [2024-11-04 13:04:06,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:04:06,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:06,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:04:06,621 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:04:06,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-04 13:04:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:04:08,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:04:08,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:04:12,825 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:04:12,826 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:04:15,496 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:04:15,496 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:04:15,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222904730] [2024-11-04 13:04:15,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [222904730] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:04:15,496 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:04:15,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 13:04:15,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563527590] [2024-11-04 13:04:15,497 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:04:15,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:04:15,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:04:15,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:04:15,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:15,498 INFO L87 Difference]: Start difference. First operand 1225 states and 1645 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:04:15,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:04:15,562 INFO L93 Difference]: Finished difference Result 1227 states and 1646 transitions. [2024-11-04 13:04:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:04:15,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 183 [2024-11-04 13:04:15,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:04:15,569 INFO L225 Difference]: With dead ends: 1227 [2024-11-04 13:04:15,569 INFO L226 Difference]: Without dead ends: 1224 [2024-11-04 13:04:15,570 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 363 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:15,571 INFO L432 NwaCegarLoop]: 1198 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, 1198 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 [2024-11-04 13:04:15,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1116 Valid, 1198 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 13:04:15,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1224 states. [2024-11-04 13:04:15,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1224 to 1224. [2024-11-04 13:04:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 873 states have (on average 1.3184421534936999) internal successors, (1151), 889 states have internal predecessors, (1151), 248 states have call successors, (248), 103 states have call predecessors, (248), 102 states have return successors, (244), 243 states have call predecessors, (244), 244 states have call successors, (244) [2024-11-04 13:04:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1643 transitions. [2024-11-04 13:04:15,632 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1643 transitions. Word has length 183 [2024-11-04 13:04:15,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:04:15,632 INFO L471 AbstractCegarLoop]: Abstraction has 1224 states and 1643 transitions. [2024-11-04 13:04:15,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:04:15,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1643 transitions. [2024-11-04 13:04:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-04 13:04:15,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:04:15,634 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, 1, 1, 1, 1] [2024-11-04 13:04:15,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-04 13:04:15,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:15,835 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:04:15,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:04:15,836 INFO L85 PathProgramCache]: Analyzing trace with hash -755360414, now seen corresponding path program 1 times [2024-11-04 13:04:15,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:04:15,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1622840904] [2024-11-04 13:04:15,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:04:15,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:15,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:04:15,837 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:04:15,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-04 13:04:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:04:18,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:04:18,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:04:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:04:21,934 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:04:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-04 13:04:24,525 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:04:24,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1622840904] [2024-11-04 13:04:24,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1622840904] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:04:24,526 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:04:24,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 13:04:24,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537954948] [2024-11-04 13:04:24,526 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:04:24,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:04:24,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:04:24,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:04:24,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:24,528 INFO L87 Difference]: Start difference. First operand 1224 states and 1643 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:04:24,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:04:24,720 INFO L93 Difference]: Finished difference Result 3564 states and 4809 transitions. [2024-11-04 13:04:24,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:04:24,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 184 [2024-11-04 13:04:24,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:04:24,733 INFO L225 Difference]: With dead ends: 3564 [2024-11-04 13:04:24,733 INFO L226 Difference]: Without dead ends: 2354 [2024-11-04 13:04:24,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:24,738 INFO L432 NwaCegarLoop]: 1547 mSDtfsCounter, 1115 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 2663 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-04 13:04:24,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1115 Valid, 2663 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-04 13:04:24,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2354 states. [2024-11-04 13:04:24,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2354 to 2348. [2024-11-04 13:04:24,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2348 states, 1683 states have (on average 1.3220439691027925) internal successors, (2225), 1713 states have internal predecessors, (2225), 467 states have call successors, (467), 199 states have call predecessors, (467), 197 states have return successors, (474), 459 states have call predecessors, (474), 460 states have call successors, (474) [2024-11-04 13:04:24,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2348 states and 3166 transitions. [2024-11-04 13:04:24,888 INFO L78 Accepts]: Start accepts. Automaton has 2348 states and 3166 transitions. Word has length 184 [2024-11-04 13:04:24,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:04:24,888 INFO L471 AbstractCegarLoop]: Abstraction has 2348 states and 3166 transitions. [2024-11-04 13:04:24,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-04 13:04:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3166 transitions. [2024-11-04 13:04:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-04 13:04:24,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:04:24,892 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 13:04:24,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-04 13:04:25,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:25,092 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:04:25,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:04:25,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1453516267, now seen corresponding path program 1 times [2024-11-04 13:04:25,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:04:25,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [40548851] [2024-11-04 13:04:25,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:04:25,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:25,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:04:25,095 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:04:25,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-04 13:04:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:04:27,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 2335 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 13:04:27,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:04:27,639 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-04 13:04:27,640 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:04:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-04 13:04:29,822 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:04:29,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [40548851] [2024-11-04 13:04:29,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [40548851] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:04:29,822 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:04:29,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 13:04:29,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026627784] [2024-11-04 13:04:29,823 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:04:29,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 13:04:29,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:04:29,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 13:04:29,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:29,824 INFO L87 Difference]: Start difference. First operand 2348 states and 3166 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-04 13:04:33,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 13:04:34,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 13:04:34,469 INFO L93 Difference]: Finished difference Result 4671 states and 6293 transitions. [2024-11-04 13:04:34,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 13:04:34,470 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 254 [2024-11-04 13:04:34,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 13:04:34,483 INFO L225 Difference]: With dead ends: 4671 [2024-11-04 13:04:34,484 INFO L226 Difference]: Without dead ends: 2359 [2024-11-04 13:04:34,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 506 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 13:04:34,493 INFO L432 NwaCegarLoop]: 1199 mSDtfsCounter, 9 mSDsluCounter, 1193 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2392 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-04 13:04:34,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 2392 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-04 13:04:34,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2359 states. [2024-11-04 13:04:34,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2359 to 2349. [2024-11-04 13:04:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2349 states, 1684 states have (on average 1.3206650831353919) internal successors, (2224), 1714 states have internal predecessors, (2224), 467 states have call successors, (467), 199 states have call predecessors, (467), 197 states have return successors, (474), 459 states have call predecessors, (474), 460 states have call successors, (474) [2024-11-04 13:04:34,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2349 states and 3165 transitions. [2024-11-04 13:04:34,638 INFO L78 Accepts]: Start accepts. Automaton has 2349 states and 3165 transitions. Word has length 254 [2024-11-04 13:04:34,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 13:04:34,639 INFO L471 AbstractCegarLoop]: Abstraction has 2349 states and 3165 transitions. [2024-11-04 13:04:34,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-04 13:04:34,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 3165 transitions. [2024-11-04 13:04:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-04 13:04:34,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 13:04:34,643 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 13:04:34,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-04 13:04:34,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:34,844 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 13:04:34,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 13:04:34,844 INFO L85 PathProgramCache]: Analyzing trace with hash -2114697516, now seen corresponding path program 1 times [2024-11-04 13:04:34,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 13:04:34,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [519292115] [2024-11-04 13:04:34,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 13:04:34,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 13:04:34,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 13:04:34,847 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 13:04:34,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-04 13:04:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 13:04:37,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 2386 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-04 13:04:37,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 13:04:38,190 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-04 13:04:38,191 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 13:04:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-04 13:04:46,648 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 13:04:46,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [519292115] [2024-11-04 13:04:46,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [519292115] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 13:04:46,648 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 13:04:46,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2024-11-04 13:04:46,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347576526] [2024-11-04 13:04:46,649 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 13:04:46,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-04 13:04:46,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 13:04:46,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-04 13:04:46,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-04 13:04:46,650 INFO L87 Difference]: Start difference. First operand 2349 states and 3165 transitions. Second operand has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-04 13:04:50,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []