/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 'cvc4 --incremental --print-success --lang smt' -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 18:42:56,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 18:42:56,757 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 18:42:56,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 18:42:56,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 18:42:56,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 18:42:56,798 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 18:42:56,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 18:42:56,800 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 18:42:56,800 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 18:42:56,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 18:42:56,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 18:42:56,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 18:42:56,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 18:42:56,803 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 18:42:56,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 18:42:56,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 18:42:56,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 18:42:56,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 18:42:56,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 18:42:56,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 18:42:56,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 18:42:56,811 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 18:42:56,811 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 18:42:56,811 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 18:42:56,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 18:42:56,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 18:42:56,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 18:42:56,812 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 18:42:56,812 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 18:42:56,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 18:42:56,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 18:42:56,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 18:42:56,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 18:42:56,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 18:42:56,815 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 18:42:56,815 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 18:42:56,816 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 18:42:56,816 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 18:42:56,816 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 18:42:56,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 18:42:56,817 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 18:42:57,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 18:42:57,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 18:42:57,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 18:42:57,094 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 18:42:57,094 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 18:42:57,096 INFO L431 ainManager$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 18:42:58,581 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 18:42:59,073 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 18:42:59,074 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 18:42:59,111 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17589d20b/087e081ac4f4408d97f5a7c450a176b9/FLAG27e4fb82f [2024-11-04 18:42:59,124 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17589d20b/087e081ac4f4408d97f5a7c450a176b9 [2024-11-04 18:42:59,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 18:42:59,129 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 18:42:59,130 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 18:42:59,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 18:42:59,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 18:42:59,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 06:42:59" (1/1) ... [2024-11-04 18:42:59,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65dc984d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:42:59, skipping insertion in model container [2024-11-04 18:42:59,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 06:42:59" (1/1) ... [2024-11-04 18:42:59,255 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 18:43:00,194 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 18:43:00,425 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 18:43:00,447 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 18:43:00,487 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 18:43:00,523 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 18:43:00,523 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 18:43:00,531 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 18:43:00,543 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 18:43:00,543 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 18:43:00,555 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 18:43:00,565 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 18:43:00,574 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 18:43:00,575 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 18:43:00,598 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 18:43:00,617 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 18:43:00,634 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 18:43:00,637 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 18:43:00,638 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:43:00,657 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 18:43:00,665 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 18:43:00,680 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 18:43:00,682 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 18:43:00,683 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:43:00,688 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 18:43:00,701 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 18:43:00,742 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 18:43:00,743 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 18:43:00,806 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 18:43:00,806 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 18:43:00,808 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 18:43:00,814 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 18:43:00,815 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 18:43:00,815 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 18:43:00,816 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 18:43:00,817 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 18:43:00,817 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 18:43:00,818 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 18:43:00,818 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 18:43:00,818 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 18:43:00,821 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 18:43:00,821 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 18:43:00,821 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 18:43:00,822 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 18:43:00,822 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 18:43:00,822 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 18:43:00,849 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 18:43:01,152 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 18:43:01,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 18:43:01,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 18:43:01,379 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 18:43:01,382 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 18:43:01,383 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 18:43:01,384 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 18:43:01,384 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 18:43:01,385 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 18:43:01,385 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 18:43:01,385 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 18:43:01,386 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 18:43:01,387 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 18:43:01,387 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 18:43:01,387 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 18:43:01,623 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 18:43:01,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 18:43:01,767 INFO L204 MainTranslator]: Completed translation [2024-11-04 18:43:01,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01 WrapperNode [2024-11-04 18:43:01,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 18:43:01,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 18:43:01,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 18:43:01,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 18:43:01,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:01,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,021 INFO L138 Inliner]: procedures = 235, calls = 1325, calls flagged for inlining = 79, calls inlined = 73, statements flattened = 2850 [2024-11-04 18:43:02,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 18:43:02,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 18:43:02,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 18:43:02,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 18:43:02,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,076 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,303 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [14, 2, 5, 5, 6, 1, 29, 15, 15, 26, 12, 3, 5, 8, 1, 647, 3, 8, 3, 16]. 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, 0, 0, 3, 5, 8, 0, 451, 3, 8, 3, 0]. The 150 writes are split as follows [10, 0, 0, 0, 0, 0, 29, 3, 0, 26, 2, 0, 0, 0, 1, 63, 0, 0, 0, 16]. [2024-11-04 18:43:02,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 18:43:02,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 18:43:02,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 18:43:02,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 18:43:02,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (1/1) ... [2024-11-04 18:43:02,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 18:43:02,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 18:43:02,570 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 18:43:02,572 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 18:43:02,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-04 18:43:02,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-04 18:43:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 18:43:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 18:43:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 18:43:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 18:43:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 18:43:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 18:43:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 18:43:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 18:43:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 18:43:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 18:43:02,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 18:43:02,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-04 18:43:02,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 18:43:02,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-04 18:43:02,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-04 18:43:02,614 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 18:43:02,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-04 18:43:02,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-04 18:43:02,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-04 18:43:02,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-04 18:43:02,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-04 18:43:02,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-04 18:43:02,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-04 18:43:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-04 18:43:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-04 18:43:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-04 18:43:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-04 18:43:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-04 18:43:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-04 18:43:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-04 18:43:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-04 18:43:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-04 18:43:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-04 18:43:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 18:43:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 18:43:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-04 18:43:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-04 18:43:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 18:43:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 18:43:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-04 18:43:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-04 18:43:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-04 18:43:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-04 18:43:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-04 18:43:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-04 18:43:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-04 18:43:02,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-04 18:43:02,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 18:43:02,621 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-04 18:43:02,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-04 18:43:02,622 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-04 18:43:02,622 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-04 18:43:02,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 18:43:02,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 18:43:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 18:43:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 18:43:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 18:43:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 18:43:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-04 18:43:02,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-04 18:43:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-04 18:43:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-04 18:43:02,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-04 18:43:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-04 18:43:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-04 18:43:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-04 18:43:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 18:43:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-04 18:43:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 18:43:02,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-04 18:43:02,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-04 18:43:02,631 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 18:43:02,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-04 18:43:02,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-04 18:43:02,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-04 18:43:02,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-04 18:43:02,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-04 18:43:02,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-04 18:43:02,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 18:43:02,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-04 18:43:02,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-04 18:43:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 18:43:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-04 18:43:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-04 18:43:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-04 18:43:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-04 18:43:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-04 18:43:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-04 18:43:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-04 18:43:02,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 18:43:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-04 18:43:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-04 18:43:02,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-04 18:43:02,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-04 18:43:02,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-04 18:43:02,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-04 18:43:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-04 18:43:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-04 18:43:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-04 18:43:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-04 18:43:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-04 18:43:02,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-04 18:43:02,644 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-04 18:43:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-04 18:43:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-04 18:43:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-04 18:43:02,645 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 18:43:02,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-04 18:43:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-04 18:43:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#19 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 18:43:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-04 18:43:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-04 18:43:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-04 18:43:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-04 18:43:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-04 18:43:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-04 18:43:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-04 18:43:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-04 18:43:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-04 18:43:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-04 18:43:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-04 18:43:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 18:43:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-04 18:43:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-04 18:43:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-04 18:43:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-04 18:43:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 18:43:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-04 18:43:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-04 18:43:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-04 18:43:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-04 18:43:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-04 18:43:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-04 18:43:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-04 18:43:02,655 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-04 18:43:02,655 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-04 18:43:02,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 18:43:02,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 18:43:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-04 18:43:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-04 18:43:02,657 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-04 18:43:02,657 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-04 18:43:03,349 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 18:43:03,352 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 18:43:03,666 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-04 18:43:15,728 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-04 18:43:15,728 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 18:43:15,777 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 18:43:15,778 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 18:43:15,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 06:43:15 BoogieIcfgContainer [2024-11-04 18:43:15,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 18:43:15,784 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 18:43:15,784 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 18:43:15,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 18:43:15,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 06:42:59" (1/3) ... [2024-11-04 18:43:15,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634b1d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 06:43:15, skipping insertion in model container [2024-11-04 18:43:15,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:43:01" (2/3) ... [2024-11-04 18:43:15,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634b1d60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 06:43:15, skipping insertion in model container [2024-11-04 18:43:15,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 06:43:15" (3/3) ... [2024-11-04 18:43:15,791 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 18:43:15,809 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 18:43:15,809 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 18:43:15,934 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 18:43:15,943 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;@14a5935a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 18:43:15,943 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 18:43:15,954 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 18:43:15,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-04 18:43:15,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:43:15,976 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 18:43:15,977 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:43:15,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:43:15,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1518829552, now seen corresponding path program 1 times [2024-11-04 18:43:15,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:43:15,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020805682] [2024-11-04 18:43:15,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:43:15,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:15,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:43:16,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:43:16,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 18:43:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:43:18,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-04 18:43:18,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:43:19,042 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-04 18:43:19,043 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:43:21,215 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-04 18:43:21,216 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:43:21,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1020805682] [2024-11-04 18:43:21,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1020805682] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:43:21,217 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:43:21,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-04 18:43:21,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195919373] [2024-11-04 18:43:21,221 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:43:21,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-04 18:43:21,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:43:21,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-04 18:43:21,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-04 18:43:21,267 INFO L87 Difference]: Start difference. First operand has 877 states, 614 states have (on average 1.3534201954397393) internal successors, (831), 640 states have internal predecessors, (831), 205 states have call successors, (205), 57 states have call predecessors, (205), 56 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-04 18:43:21,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:43:21,430 INFO L93 Difference]: Finished difference Result 1749 states and 2501 transitions. [2024-11-04 18:43:21,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-04 18:43:21,433 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2024-11-04 18:43:21,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:43:21,464 INFO L225 Difference]: With dead ends: 1749 [2024-11-04 18:43:21,464 INFO L226 Difference]: Without dead ends: 865 [2024-11-04 18:43:21,474 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 18:43:21,478 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 18:43:21,479 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 18:43:21,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2024-11-04 18:43:21,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2024-11-04 18:43:21,620 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 18:43:21,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1209 transitions. [2024-11-04 18:43:21,632 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1209 transitions. Word has length 180 [2024-11-04 18:43:21,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:43:21,633 INFO L471 AbstractCegarLoop]: Abstraction has 865 states and 1209 transitions. [2024-11-04 18:43:21,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-04 18:43:21,634 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1209 transitions. [2024-11-04 18:43:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-04 18:43:21,639 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:43:21,640 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 18:43:21,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 18:43:21,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:21,842 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:43:21,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:43:21,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1366409244, now seen corresponding path program 1 times [2024-11-04 18:43:21,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:43:21,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [733493452] [2024-11-04 18:43:21,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:43:21,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:21,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:43:21,847 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:43:21,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 18:43:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:43:24,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:43:24,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:43:28,799 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 18:43:28,799 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:43:31,697 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 18:43:31,698 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:43:31,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [733493452] [2024-11-04 18:43:31,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [733493452] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:43:31,698 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:43:31,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 18:43:31,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160320313] [2024-11-04 18:43:31,699 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:43:31,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:43:31,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:43:31,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:43:31,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:43:31,704 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 18:43:31,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:43:31,797 INFO L93 Difference]: Finished difference Result 867 states and 1210 transitions. [2024-11-04 18:43:31,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:43:31,801 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 18:43:31,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:43:31,815 INFO L225 Difference]: With dead ends: 867 [2024-11-04 18:43:31,815 INFO L226 Difference]: Without dead ends: 864 [2024-11-04 18:43:31,816 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 18:43:31,817 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 18:43:31,820 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 18:43:31,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2024-11-04 18:43:31,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 864. [2024-11-04 18:43:31,871 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 18:43:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1207 transitions. [2024-11-04 18:43:31,878 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1207 transitions. Word has length 180 [2024-11-04 18:43:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:43:31,880 INFO L471 AbstractCegarLoop]: Abstraction has 864 states and 1207 transitions. [2024-11-04 18:43:31,880 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 18:43:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1207 transitions. [2024-11-04 18:43:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-04 18:43:31,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:43:31,884 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 18:43:31,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 18:43:32,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:32,086 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:43:32,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:43:32,086 INFO L85 PathProgramCache]: Analyzing trace with hash -591257495, now seen corresponding path program 1 times [2024-11-04 18:43:32,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:43:32,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [512178724] [2024-11-04 18:43:32,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:43:32,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:32,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:43:32,093 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:43:32,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 18:43:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:43:34,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:43:34,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:43:38,630 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 18:43:38,630 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:43:41,768 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 18:43:41,768 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:43:41,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [512178724] [2024-11-04 18:43:41,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [512178724] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:43:41,769 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:43:41,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 18:43:41,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302792326] [2024-11-04 18:43:41,769 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:43:41,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:43:41,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:43:41,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:43:41,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:43:41,771 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 18:43:41,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:43:41,866 INFO L93 Difference]: Finished difference Result 866 states and 1208 transitions. [2024-11-04 18:43:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:43:41,869 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 18:43:41,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:43:41,878 INFO L225 Difference]: With dead ends: 866 [2024-11-04 18:43:41,878 INFO L226 Difference]: Without dead ends: 863 [2024-11-04 18:43:41,879 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 18:43:41,880 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 18:43:41,880 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 18:43:41,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2024-11-04 18:43:41,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 863. [2024-11-04 18:43:41,937 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 18:43:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1205 transitions. [2024-11-04 18:43:41,943 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1205 transitions. Word has length 181 [2024-11-04 18:43:41,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:43:41,944 INFO L471 AbstractCegarLoop]: Abstraction has 863 states and 1205 transitions. [2024-11-04 18:43:41,944 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 18:43:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1205 transitions. [2024-11-04 18:43:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-04 18:43:41,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:43:41,948 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 18:43:41,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-04 18:43:42,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:42,150 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:43:42,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:43:42,151 INFO L85 PathProgramCache]: Analyzing trace with hash -14756552, now seen corresponding path program 1 times [2024-11-04 18:43:42,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:43:42,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [495925017] [2024-11-04 18:43:42,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:43:42,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:42,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:43:42,152 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:43:42,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-04 18:43:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:43:44,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 2098 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:43:44,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:43:44,322 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 18:43:44,323 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:43:46,176 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 18:43:46,176 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:43:46,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [495925017] [2024-11-04 18:43:46,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [495925017] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:43:46,176 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:43:46,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:43:46,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288550578] [2024-11-04 18:43:46,177 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:43:46,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:43:46,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:43:46,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:43:46,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:43:46,178 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 18:43:46,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:43:46,811 INFO L93 Difference]: Finished difference Result 1957 states and 2709 transitions. [2024-11-04 18:43:46,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:43:46,812 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 18:43:46,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:43:46,826 INFO L225 Difference]: With dead ends: 1957 [2024-11-04 18:43:46,827 INFO L226 Difference]: Without dead ends: 1132 [2024-11-04 18:43:46,833 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 18:43:46,834 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 18:43:46,835 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 18:43:46,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-04 18:43:46,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 1104. [2024-11-04 18:43:46,900 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 18:43:46,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1524 transitions. [2024-11-04 18:43:46,907 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1524 transitions. Word has length 184 [2024-11-04 18:43:46,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:43:46,908 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1524 transitions. [2024-11-04 18:43:46,908 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 18:43:46,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1524 transitions. [2024-11-04 18:43:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-04 18:43:46,910 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:43:46,911 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 18:43:46,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-04 18:43:47,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:47,112 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:43:47,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:43:47,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1149379393, now seen corresponding path program 1 times [2024-11-04 18:43:47,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:43:47,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1004618175] [2024-11-04 18:43:47,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:43:47,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:47,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:43:47,114 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:43:47,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-04 18:43:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:43:49,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 2115 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:43:49,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:43:54,010 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 18:43:54,011 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:43:57,161 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 18:43:57,162 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:43:57,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1004618175] [2024-11-04 18:43:57,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1004618175] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:43:57,162 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:43:57,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 18:43:57,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734277077] [2024-11-04 18:43:57,162 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:43:57,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:43:57,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:43:57,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:43:57,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:43:57,164 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 18:43:57,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:43:57,320 INFO L93 Difference]: Finished difference Result 1233 states and 1653 transitions. [2024-11-04 18:43:57,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:43:57,321 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 18:43:57,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:43:57,332 INFO L225 Difference]: With dead ends: 1233 [2024-11-04 18:43:57,333 INFO L226 Difference]: Without dead ends: 1229 [2024-11-04 18:43:57,335 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 18:43:57,337 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 18:43:57,337 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 18:43:57,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2024-11-04 18:43:57,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1225. [2024-11-04 18:43:57,422 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 18:43:57,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1645 transitions. [2024-11-04 18:43:57,431 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1645 transitions. Word has length 182 [2024-11-04 18:43:57,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:43:57,432 INFO L471 AbstractCegarLoop]: Abstraction has 1225 states and 1645 transitions. [2024-11-04 18:43:57,432 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 18:43:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1645 transitions. [2024-11-04 18:43:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-04 18:43:57,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:43:57,434 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 18:43:57,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-04 18:43:57,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:57,636 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:43:57,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:43:57,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1271284180, now seen corresponding path program 1 times [2024-11-04 18:43:57,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:43:57,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [834631262] [2024-11-04 18:43:57,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:43:57,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:43:57,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:43:57,639 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:43:57,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-04 18:43:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:43:59,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:43:59,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:44:04,060 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 18:44:04,060 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:44:07,033 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 18:44:07,033 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:44:07,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [834631262] [2024-11-04 18:44:07,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [834631262] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:44:07,034 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:44:07,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 18:44:07,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826374663] [2024-11-04 18:44:07,034 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:44:07,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:44:07,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:44:07,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:44:07,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:44:07,035 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 18:44:07,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:44:07,146 INFO L93 Difference]: Finished difference Result 1227 states and 1646 transitions. [2024-11-04 18:44:07,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:44:07,147 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 18:44:07,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:44:07,155 INFO L225 Difference]: With dead ends: 1227 [2024-11-04 18:44:07,155 INFO L226 Difference]: Without dead ends: 1224 [2024-11-04 18:44:07,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 363 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 18:44:07,159 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 18:44:07,159 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 18:44:07,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1224 states. [2024-11-04 18:44:07,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1224 to 1224. [2024-11-04 18:44:07,242 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 18:44:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1643 transitions. [2024-11-04 18:44:07,251 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1643 transitions. Word has length 183 [2024-11-04 18:44:07,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:44:07,251 INFO L471 AbstractCegarLoop]: Abstraction has 1224 states and 1643 transitions. [2024-11-04 18:44:07,252 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 18:44:07,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1643 transitions. [2024-11-04 18:44:07,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-04 18:44:07,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:44:07,256 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 18:44:07,294 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-04 18:44:07,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:44:07,457 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:44:07,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:44:07,457 INFO L85 PathProgramCache]: Analyzing trace with hash -755360414, now seen corresponding path program 1 times [2024-11-04 18:44:07,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:44:07,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1052163355] [2024-11-04 18:44:07,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:44:07,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:44:07,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:44:07,461 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:44:07,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-04 18:44:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:44:09,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:44:09,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:44:13,890 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 18:44:13,891 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:44:16,955 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 18:44:16,956 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:44:16,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1052163355] [2024-11-04 18:44:16,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1052163355] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:44:16,956 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:44:16,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-04 18:44:16,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928550247] [2024-11-04 18:44:16,957 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:44:16,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:44:16,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:44:16,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:44:16,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:44:16,958 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 18:44:17,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:44:17,272 INFO L93 Difference]: Finished difference Result 3564 states and 4809 transitions. [2024-11-04 18:44:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:44:17,273 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 18:44:17,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:44:17,297 INFO L225 Difference]: With dead ends: 3564 [2024-11-04 18:44:17,298 INFO L226 Difference]: Without dead ends: 2354 [2024-11-04 18:44:17,304 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 18:44:17,306 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 18:44:17,306 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 18:44:17,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2354 states. [2024-11-04 18:44:17,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2354 to 2348. [2024-11-04 18:44:17,518 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 18:44:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 2348 states and 3166 transitions. [2024-11-04 18:44:17,536 INFO L78 Accepts]: Start accepts. Automaton has 2348 states and 3166 transitions. Word has length 184 [2024-11-04 18:44:17,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:44:17,537 INFO L471 AbstractCegarLoop]: Abstraction has 2348 states and 3166 transitions. [2024-11-04 18:44:17,537 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 18:44:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3166 transitions. [2024-11-04 18:44:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-04 18:44:17,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:44:17,543 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 18:44:17,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-04 18:44:17,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:44:17,744 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:44:17,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:44:17,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1453516267, now seen corresponding path program 1 times [2024-11-04 18:44:17,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:44:17,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2058287334] [2024-11-04 18:44:17,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:44:17,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:44:17,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:44:17,748 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:44:17,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-04 18:44:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:44:20,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 2335 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:44:20,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:44:20,088 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 18:44:20,088 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:44:22,514 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 18:44:22,514 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:44:22,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2058287334] [2024-11-04 18:44:22,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2058287334] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:44:22,515 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:44:22,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:44:22,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911855151] [2024-11-04 18:44:22,515 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:44:22,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:44:22,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:44:22,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:44:22,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:44:22,516 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)